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ABB REB670 Applications Manual

Manual is about: Relion 670 Series Busbar protection

Summary of REB670

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    Relion® 670 series — busbar protection reb670 version 2.2 ansi application manual.

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    Document id: 1mrk 505 370-uus issued: october 2017 revision: a product version: 2.2.1 © copyright 2017 abb. All rights reserved.

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    Copyright this document and parts thereof must not be reproduced or copied without written permission from abb, and the contents thereof must not be imparted to a third party, nor used for any unauthorized purpose. The software and hardware described in this document is furnished under a license and...

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    Disclaimer the data, examples and diagrams in this manual are included solely for the concept or product description and are not to be deemed as a statement of guaranteed properties. All persons responsible for applying the equipment addressed in this manual must satisfy themselves that each intende...

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    Conformity this product complies with the directive of the council of the european communities on the approximation of the laws of the member states relating to electromagnetic compatibility (emc directive 2004/108/ec) and concerning electrical equipment for use within specified voltage limits (low-...

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    Table of contents section 1 introduction..........................................................................19 this manual............................................................................................ 19 intended audience..............................................................

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    Example 1.....................................................................................69 example 2.....................................................................................69 example 3.....................................................................................70 examples ...

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    Differential protection..................................................................111 check zone protection................................................................114 switch status monitoring.............................................................116 ct connection control...........

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    Application....................................................................................... 175 setting guidelines............................................................................ 177 settings for each step.................................................................178 setting...

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    Application....................................................................................... 222 setting guidelines............................................................................ 224 directional overpower protection goppdop (32)................................228 identification......

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    Equipment protection, capacitors............................................... 252 power supply quality...................................................................252 high impedance grounded systems........................................... 252 direct grounded system...........................

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    Generator stator overload protection in accordance with iec or ansi standards...................................................................... 278 open phase protection for transformer, lines or generators and circuit breaker head flashover protection for generators..... 280 voltage restrained ...

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    Breaker-and-a-half......................................................................305 setting guidelines............................................................................ 308 autorecloser for 1 phase, 2 phase and/or 3 phase operation smbrrec (79).........................................

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    Proxy for signals from switching device via goose xlnproxy................................................................................349 reservation function (qcrsv and resin)................................352 interaction between modules............................................................

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    Signals in single breaker arrangement.......................................389 signals in double-breaker arrangement..................................... 393 signals in breaker and a half arrangement.................................394 interlocking for double cb bay db (3).............................

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    Setting guidelines............................................................................ 407 logic for group alarm almcalh..........................................................408 identification.................................................................................... 408 applica...

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    Application....................................................................................... 421 setting guidelines............................................................................ 421 comparator for integer inputs - intcomp........................................... 421 identificat...

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    Setting guidelines............................................................................ 451 recording times..........................................................................454 binary input signals.................................................................... 454 analog input si...

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    Application....................................................................................... 471 setting guidelines............................................................................ 471 section 17 station communication...................................................... 473 communi...

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    Application....................................................................................... 499 self supervision with internal event list interrsig............................ 499 application....................................................................................... 499 change loc...

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    Application....................................................................................... 509 setting guidelines............................................................................ 509 signal matrix for analog inputs smai....................................................509 applic...

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    Sample specification of communication requirements for the protection and control terminals in digital telecommunication networks............................................................................................... 534 section 22 glossary.......................................................

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    18.

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    Section 1 introduction 1.1 this manual guid-ab423a30-13c2-46af-b7fe-a73bb425eb5f v18 the application manual contains application descriptions and setting guidelines sorted per function. The manual can be used to find out when and for what purpose a typical protection function can be used. The manual...

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    1.3 product documentation 1.3.1 product documentation set guid-3aa69ea6-f1d8-47c6-a8e6-562f29c67172 v15 iec07000220-4-en.Vsd p la nn in g & p ur ch as e e ng in ee rin g in st al lin g c om m is si on in g o pe ra tio n m ai nt en an ce d ec om m is si on in g d ei ns ta lli ng & d is po sa l applic...

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    The commissioning manual contains instructions on how to commission the ied. The manual can also be used by system engineers and maintenance personnel for assistance during the testing phase. The manual provides procedures for the checking of external circuitry and energizing the ied, parameter sett...

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    1.3.3 related documents guid-94e8a5ca-be1b-45af-81e7-5a41d34ee112 v5 documents related to reb670 document numbers application manual 1mrk 505 370-uus commissioning manual 1mrk 505 372-uus product guide 1mrk 505 373-ben technical manual 1mrk 505 371-uus type test certificate 1mrk 505 373-tus 670 seri...

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    Class 1 laser product. Take adequate measures to protect the eyes and do not view directly with optical instruments. The caution icon indicates important information or warning related to the concept discussed in the text. It might indicate the presence of a hazard which could result in corruption o...

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    • the character ^ in front of an input/output signal name indicates that the signal name may be customized using the pcm600 software. • the character * after an input signal name indicates that the signal must be connected to another function block in the application configuration to achieve a valid...

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    Function block name edition 1 logical nodes edition 2 logical nodes bcztpdif bcztpdif bcztpdif bdcgapc swsggio bbcswi bdcgapc bdzsgapc bbs6lln0 bdzsgapc lln0 bdzsgapc bfptrc_f01 bfptrc bfptrc bfptrc_f02 bfptrc bfptrc bfptrc_f03 bfptrc bfptrc bfptrc_f04 bfptrc bfptrc bfptrc_f05 bfptrc bfptrc bfptrc_f...

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    Function block name edition 1 logical nodes edition 2 logical nodes busptrc_b1 busptrc bbsplln0 busptrc busptrc_b2 busptrc busptrc busptrc_b3 busptrc busptrc busptrc_b4 busptrc busptrc busptrc_b5 busptrc busptrc busptrc_b6 busptrc busptrc busptrc_b7 busptrc busptrc busptrc_b8 busptrc busptrc busptrc...

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    Function block name edition 1 logical nodes edition 2 logical nodes bznpdif_z2 bznpdif bznpdif bznpdif_z3 bznpdif bznpdif bznpdif_z4 bznpdif bznpdif bznpdif_z5 bznpdif bznpdif bznpdif_z6 bznpdif bznpdif bznspdif_a bznspdif bzasgapc bzaspdif bznsgapc bznspdif bznspdif_b bznspdif bzbsgapc bzbspdif bzn...

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    Function block name edition 1 logical nodes edition 2 logical nodes cvmmxn cvmmxn cvmmxn d2ptoc d2lln0 d2ptoc ph1ptrc d2ptoc ph1ptrc dpgapc dpggio dpgapc drprdre drprdre drprdre ecpsch ecpsch ecpsch ecrwpsch ecrwpsch ecrwpsch ef2ptoc ef2lln0 ef2ptrc ef2rdir gen2phar ph1ptoc ef2ptrc ef2rdir gen2phar ...

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    Function block name edition 1 logical nodes edition 2 logical nodes l4cpdif l4clln0 l4cpdif l4cptrc lln0 l4cgapc l4cpdif l4cpsch l4cptrc l4ufcnt l4ufcnt l4ufcnt l6cpdif l6cpdif l6cgapc l6cpdif l6cphar l6cptrc lappgapc lapplln0 lapppdup lapppupf lapppdup lapppupf lccrptrc lccrptrc lccrptrc lcnsptoc l...

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    Function block name edition 1 logical nodes edition 2 logical nodes ns2ptoc ns2lln0 ns2ptoc ns2ptrc ns2ptoc ns2ptrc ns4ptoc ef4lln0 ef4ptrc ef4rdir gen4phar ph1ptoc ef4ptrc ef4rdir ph1ptoc o2rwptov gen2lln0 o2rwptov ph1ptrc o2rwptov ph1ptrc oc4ptoc oc4lln0 gen4phar ph3ptoc ph3ptrc gen4phar ph3ptoc p...

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    Function block name edition 1 logical nodes edition 2 logical nodes schlcch schlcch schlcch scilo scilo scilo scswi scswi scswi sdepsde sdepsde sdepsde sdeptoc sdeptov sdeptrc sesrsyn rsy1lln0 aut1rsyn man1rsyn synrsyn aut1rsyn man1rsyn synrsyn slgapc slggio slgapc smbrrec smbrrec smbrrec smpptrc sm...

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    Function block name edition 1 logical nodes edition 2 logical nodes tr1atcc tr1atcc tr1atcc tr8atcc tr8atcc tr8atcc trpttr trpttr trpttr u2rwptuv gen2lln0 ph1ptrc u2rwptuv ph1ptrc u2rwptuv uv2ptuv gen2lln0 ph1ptrc uv2ptuv ph1ptrc uv2ptuv vdcptov vdcptov vdcptov vdspvc vdrfuf vdspvc vmmxu vmmxu vmmxu...

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    Function block name edition 1 logical nodes edition 2 logical nodes zmmapdis zmmapdis zmmapdis zmmpdis zmmpdis zmmpdis zmqapdis zmqapdis zmqapdis zmqpdis zmqpdis zmqpdis zmrapdis zmrapdis zmrapdis zmrpdis zmrpdis zmrpdis zmrpsb zmrpsb zmrpsb zsmgapc zsmgapc zsmgapc 1mrk 505 370-uus a section 1 intro...

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    34.

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    Section 2 application 2.1 general ied application semod121007-5 v8 the intelligent electronic device (ied) is designed for the selective, reliable and fast differential protection of busbars, t-connections and meshed corners in up to 6 zones. It can be used for protection of single, double and tripl...

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    The fast tripping time (minimum trip time is 5ms when som output module is used) of the low-impedance differential protection function is especially advantageous for power system networks with high fault levels or where fast fault clearance is required for power system stability. All ct inputs are p...

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    Differential protection operation characteristic operate region diffoperlevel i d [p ri m a ry a m p s ] i in [primary amps] s=0.53 sensitive differential protection iec06000142-2-en.Vsdx sensoperlevel sensiinblock iec06000142 v2 en-us figure 2: ied operating characteristic integrated overall check ...

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    Advanced zone selection logic accompanied by optionally available end-fault and/or circuit breaker failure protections ensure minimum possible tripping time and selectivity for faults within the blind spot or the end zone between bay ct and bay circuit breaker. Therefore the ied offers best possible...

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    The local hmi and names in the tools). This offers significant flexibility to adapt the ied to the customers' system and standard solution. M11788-3 v10 optional apparatus control for up to 30 objects can provide a facility to draw simplified single line diagram (sld) of the station on the local hmi...

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    Iec 61850 or function name ansi function description busbar reb670 (customized) differential protection butptrc, bcztpdif, bzntpdif, bzitggio, butsm4 87b busbar differential protection, 2 zones, three phase/4 bays butptrc, bcztpdif, bzntpdif, bzitggio, butsm8 87b busbar differential protection, 2 zo...

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    Iec 61850 or function name ansi function description busbar reb670 (customized) ef4ptoc 51n 67n 2) directional residual overcurrent protection, four steps 0-8 ns4ptoc 46i2 four step directional negative phase sequence overcurrent protection 0-8 trpttr 49 thermal overload protection, two time constan...

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    2.4 control and monitoring functions guid-e3777f16-0b76-4157-a3bf-0b6b978863de v15 iec 61850 or function name ansi function description busbar reb670 (customized) control sesrsyn 25 synchrocheck, energizing check and synchronizing 0-3 smbrrec 79 autorecloser 0-2 apc30 3 control functionality for up ...

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    Iec 61850 or function name ansi function description busbar reb670 (customized) wrncalh logic for group warning 5 indcalh logic for group indication 5 and, gate, inv, lld, or, pulsetimer, rsmemory, srmemory, timerset, xor basic configurable logic blocks (see table 3 ) 40-496 andqt, indcombspqt, inde...

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    Table 3: total number of instances for basic configurable logic blocks basic configurable logic block total number of instances and 328 gate 64 inv 492 lld 40 or 496 pulsetimer 40 rsmemory 40 srmemory 40 timerset 108 xor 40 table 4: number of function instances in apc30 function name function descri...

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    Function name function description total number of instances locrem handling of lr-switch positions 5 xlnproxy proxy for signals from switching device via goose 42 goosexlnrcv goose function block to receive a switching device 42 table 5: total number of instances for configurable logic blocks q/t c...

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    Iec 61850 or function name ansi function description busbar reb670 (customized) monitoring cvmmxn power system measurement 6 cmmxu current measurement 10 vmmxu voltage measurement phase-phase 6 cmsqi current sequence measurement 6 vmsqi voltage sequence measurement 6 vnmmxu voltage measurement phase...

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    2.5 communication guid-5f144b53-b9a7-4173-80cf-cd4c84579cb5 v15 iec 61850 or function name ansi function description busbar reb670 (customized) station communication lonspa, spa spa communication protocol 1 ade lon communication protocol 1 horzcomm network variables via lon 1 rs485gen rs485 1 dnpgen...

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    Iec 61850 or function name ansi function description busbar reb670 (customized) secalarm component for mapping security events on protocols such as dnp3 and iec103 1 fstaccs field service tool access 1 iec 61850-9-2 process bus communication, 8 merging units 0-1 activlog activity logging 1 altrk ser...

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    2.6 basic ied functions guid-c8f0e5d2-e305-4184-9627-f6b5864216ca v12 table 7: basic ied functions iec 61850 or function name description interrsig self supervision with internal event list timesynchgen time synchronization module bininput, synchcan, synchgps, synchcmpps, synchlon, synchpph, synchpp...

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    Table 8: local hmi functions iec 61850 or function name ansi description lhmictrl local hmi signals language local human machine language screen local hmi local human machine screen behavior fnkeyty1–fnkeyty5 fnkeymd1– fnkeymd5 parameter setting function for hmi in pcm600 ledgen general led indicati...

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    Section 3 configuration 3.1 description of configuration reb670 semod129261-1 v2 3.1.1 available act configurations for pre-configured reb670 semod129275-87 v6 three configurations have been made available for pre-configured reb670 ied with two zones. Product variant with six zone is available as cu...

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    3.1.3 configuration x02 semod129275-120 v5 this configuration includes only busbar protection for double busbar-single breaker stations, where zone selection is done by using a and b auxiliary contacts from every disconnector and/or circuit breaker. Thus full disconnector/breaker supervision is avai...

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    Za zb reb670(a20-x01) / reb670(a31-x01) qa1 qb1 qa1 qb1 optional functions version of reb670 number of feeders in both busbar sections reb670(a20 – x01) 3-phase, 4 bays, 2 zones for simple station layout 12 ai 4 reb670(a31 – x01) 3-phase, 8 bays, 2 zones for simple station layout 24 ai 8 qa1 qb1 qa1...

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    3.1.6 description of 3 ph package a31a semod129275-22 v8 three-phase version of the ied with two low-impedance differential protection zones and eight three-phase ct inputs a31a. The version is intended for applications on smaller busbars, with up to two zones and eight ct inputs. Reb670 ansi(a20a-x...

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    Za zb reb670(a31-x01) qa1 qb1 qa1 qb1 qa1 qb1 qa1 qb1 hw logic ac logic version of reb670 number of feeders in both busbar sections reb670(a31 – x01) 3-phase, 8 bays, 2 zones for simple station layout 24 ai 7* but ptrc 87b 3id/i but ptrc 87b 3id/i bznt pdif 87b 3id/i but ptrc 87b 3id/i bznt pdif 87b...

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    Guid-1264bcf9-f245-423c-b620-3d66f3292f41 v2 en-us figure 6: configuration diagram for a31, configuration x01_1 section 3 1mrk 505 370-uus a configuration 56 busbar protection reb670 2.2 ansi application manual.

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    Qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 za zb 1 2 8 8 2 1 reb670(a31-x02) version of reb670 number of feeders in the station ( excluding bus coupler bay) reb670(a31 – x02) 3-phase, 8 bays, 2 zones for double busbar stations with 24 ai 7* 8 2 bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87...

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    Qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 za zb 1 2 8 2 8 8 2 1 reb670(a31-x03) version of reb670 number of feeders in the station ( excluding bus coupler bay) reb670(a31 – x03) 3-phase, 8 bays, 2 zones for double busbar stations with breaker failure protection and end fault protection 24ai 7*...

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    • due to three available binary input modules, the b20a is intended for applications without need for dynamic zone selection such as substations with single busbar with or without bus-section breaker, breaker-and-a-half or double breaker arrangements. Three such ieds offer cost effective solutions f...

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    Reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l3 reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l2 za zb reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l1 qa1 qb1 qa1 qb1 optional functions qa1 qb1 qa1 qb1 bus ptrc 87b id/i bzns pdif 87b id/i bzns pdif 87b id/i bus ...

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    Reb670(b20-x01) /reb670(b21-x01) / reb670(b31-x01) phase l3 reb670(b20-x01) /reb670(b21-x01) / reb670(b31-x01) phase l2 reb670(b20-x01) /reb670(b21-x01) / reb670(b31-x01) phase l1 za zb qa1 qb1 qa1 qb1 qa1 qb1 qa1 qb1 hw logic ac logic bus ptrc 87b id/i bus ptrc 87b id/i bzns pdif 87b id/i bus ptrc ...

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    3.1.8 description of 1 ph package b31a semod129275-58 v8 one-phase version of the ied with two low-impedance differential protection zones and twenty-four ct inputs b31a. • the ied is intended for busbar protection applications in big substations where dynamic zone selection, quite large number of b...

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    Reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l3 reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l2 reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l1 reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phase l3 reb670(b20-x01) / reb670(b21-x01) / reb670(b31-x01) phas...

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    Reb670(b21-x02)/reb670(b31-x02)- phase l3 reb670(b21-x02)/reb670(b31-x02)- phase l2 qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 za zb 1 2 2 n 2 1 reb670(b21-x02)/reb670(b31-x02)- phase l1 bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bzis ggio 87b id/...

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    Qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 qb1 qb2 qa1 za zb 1 2 2 n 2 1 bzis ggio 87b id/i bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b bdc gapc 87b ph4s ptoc 51 i> ccs rbrf 50bf i>bf ph4s ptoc 51 i> ccs rbrf 50bf i>bf bczs pdif 87b id/i bus ptrc 87b id/i bus ptrc 87b id/i...

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    66.

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    Section 4 analog inputs 4.1 introduction semod55003-5 v11 analog input channels must be configured and set properly in order to get correct measurement results and correct protection operations. For power measuring, all directional and differential functions, the directions of the input currents mus...

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    4.2.1.1 example semod55055-11 v5 usually the a phase-to-ground voltage connected to the first vt channel number of the transformer input module (trm) is selected as the phase reference. The first vt channel number depends on the type of transformer input module. For a trm with 6 current and 6 voltag...

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    4.2.2.1 example 1 semod55055-23 v6 two ieds used for protection of two objects. Transformer protection transformer line line setting of current input: set parameter ct_wyepoint with transformer as reference object. Correct setting is "toobject" forward reverse definition of direction for directional...

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    4.2.2.3 example 3 semod55055-35 v7 one ied used to protect two objects. Transformer and line protection transformer line setting of current input: set parameter ct_wyepoint with transformer as reference object. Correct setting is "toobject" reverse forward definition of direction for directional lin...

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    Direction for the current channels to the line protection is set with the line as reference object and the directional functions of the line protection shall be set to forward to protect the line. Transformer and line protection transformer line setting of current input for transformer functions: se...

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    Busbar protection busbar 1 2 2 1 en06000196_ansi.Vsd ansi06000196 v1 en-us figure 19: example how to set ct_wyepoint parameters in the ied for busbar protection, it is possible to set the ct_wyepoint parameters in two ways. The first solution will be to use busbar as a reference object. In that case...

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    Regardless which one of the above two options is selected, busbar differential protection will behave correctly. The main ct ratios must also be set. This is done by setting the two parameters ctsec and ctprim for each current channel. For a 1000/5 a ct, the following settings shall be used: • ctpri...

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    It shall be noted that depending on national standard and utility practices, the rated secondary current of a ct has typically one of the following values: • 1a • 5a however, in some cases, the following rated secondary currents are used as well: • 2a • 10a the ied fully supports all of these rated ...

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    Protected object ct 600/5 wye connected ied ansi13000002-3-en.Vsd 1 2 3 4 smai_20 a i_ a i_ b i_ c b c i_a i_b i_c ansi13000002 v3 en-us figure 21: wye connected three-phase ct set with wye point towards the protected object where: 1) the drawing shows how to connect three individual phase currents ...

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    3) these three connections are the links between the three current inputs and the three input channels of the preprocessing function block 4). Depending on the type of functions, which need this current information, more than one preprocessing block might be connected in parallel to the same three p...

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    Protected object ct 800/1 wye connected ied ansi11000026-5-en-.Vsd 4 1 2 3 a ia ib ic b c ia ib ic smai_20_2 block revrot ^grp2_a ^grp2_b ^grp2_c ^grp2n ai3p ai1 ai2 ai3 ai4 ain 5 ansi11000026 v5 en-us figure 22: wye connected three-phase ct set with its wye point away from the protected object in t...

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    7 8 9 10 11 12 1 2 3 4 5 6 a ia ib ic b c protected object ct 800/1 wye connected ia ib ic ai 01 (i) ai 02 (i) ai 03 (i) ai 04 (i) ai 05 (i) ai 06 (i) in ied 1 3 4 2 5 ansi06000644-2-en.Vsd 6 smai2 block ai3p ai1 ai2 ai3 ai4 ain ^grp2_b ^grp2_a ^grp2_c ^grp2n type ansi06000644 v2 en-us figure 23: wy...

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    5) is a connection made in the signal matrix tool (smt) and application configuration tool (act), which connects the residual/neutral current input to the fourth input channel of the preprocessing function block 6). Note that this connection in smt shall not be done if the residual/neutral current i...

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    A ia ib ic b c protected object ied c t 6 0 0/ 5 in d e lta d a b c o nn ec te d ia-ib ib-ic ic-ia 1 2 3 4 ansi11000027-2-en.Vsd smai_20 ansi11000027 v2 en-us figure 24: delta dab connected three-phase ct set section 4 1mrk 505 370-uus a analog inputs 80 busbar protection reb670 2.2 ansi application...

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    Where: 1) shows how to connect three individual phase currents from a delta connected three-phase ct set to three ct inputs of the ied. 2) is the trm where these current inputs are located. It shall be noted that for all these current inputs the following setting values shall be entered. Ct prim =60...

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    A ia ib ic b c protected object ied c t 8 0 0 /1 in d e lta d c a c o n ne ct ed ic-ib ib-ia ia-ic 2 3 4 ansi11000028-2-en.Vsd smai_20 ansi11000028 v2 en-us figure 25: delta dac connected three-phase ct set in this case, everything is done in a similar way as in the above described example, except t...

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    For correct terminal designations, see the connection diagrams valid for the delivered ied. Protected object a b c ied in p 2 4 ansi11000029-3-en.Vsd 3 c t 1 0 0 0 /1 a) b) ins ins (+) (+) (-) (-) (+) (-) 1 smai_20_2 block revrot ^grp2_a ^grp2_b ^grp2_c ^grp2_n ai3p ai1 ai2 ai3 ai4 ain ansi11000029 ...

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    4.2.3 relationships between setting parameter base current, ct rated primary current and minimum pickup of a protection ied guid-8eb19363-9178-4f04-a6ac-af0c2f99c5ab v1 note that for all line protection applications (e.G. Distance protection or line differential protection) the parameter base curren...

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    4.2.4.1 example semod55055-47 v3 consider a vt with the following data: 132kv 120v 3 3 equation1937 v1 en-us (equation 1) the following setting should be used: vtprim=132 (value in kv) vtsec=120 (value in v) 4.2.4.2 examples how to connect, configure and set vt inputs for most commonly used vt conne...

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    • 100 v • 110 v • 115 v • 120 v • 230 v the ied fully supports all of these values and most of them will be shown in the following examples. 4.2.4.3 examples on how to connect a three phase-to-ground connected vt to the ied semod55055-87 v9 figure 28 gives an example on how to connect the three phas...

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    19 20 21 22 23 24 13 14 15 16 17 18 a ai 07 (i) ai 08 (v) ai 09 (v) ai 10 (v) ai 11 (v) ai 12 (v) ied b c 66 3 110 3 kv v 1 3 2 66 3 110 3 kv v 66 3 110 3 kv v #not used 5 ansi06000599-2-en.Vsd smai2 block ^grp2_a type ai3p ai1 ai2 ai3 ai4 ain ^grp2_b ^grp2_c ^grp2n 4 ansi06000599 v2 en-us figure 28...

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    Where: 1) shows how to connect three secondary phase-to-ground voltages to three vt inputs on the ied 2) is the trm where these three voltage inputs are located. For these three voltage inputs, the following setting values shall be entered: vtprim = 132 kv vtsec = 110 v inside the ied, only the rati...

  • Page 95

    19 20 21 22 23 24 13 14 15 16 17 18 a ai 07(i) ai08 (v) ai09 (v) ai10(v) ai11(v) ai12(v) ied b c 13.8 120 kv v 1 2 3 #not used 13.8 120 kv v 5 ansi06000600-3-en.Vsd smai2 block ^grp2_a (a-b) ^grp2_b (b-c) ^grp2_c (c-a) ^grp2n type ai3p ai1 ai2 ai3 ai4 ain 4 ansi06000600 v3 en-us figure 30: a two pha...

  • Page 96

    3) are three connections made in the signal matrix tool (smt), application configuration tool (act), which connects these three voltage inputs to first three input channels of the preprocessing function block 5). Depending on the type of functions, which need this voltage information, more than one ...

  • Page 97

    19 20 21 22 23 24 13 14 15 16 17 18 a ai 07 (i) ai 08 (v) ai 09 (v) ai 10 (v) ai 11 (v) ai 12 (v) ied b c 6.6 3 110 3 kv v +3vo 6.6 3 110 3 kv v 6.6 3 110 3 kv v 1 2 4 3 # not used 5 ansi06000601-2-en.Vsd # not used # not used smai2 block ^grp2_a ^grp2_b ^grp2_c ^grp2n type ai3p ai1 ai2 ai3 ai4 ain ...

  • Page 98

    Where: 1) shows how to connect the secondary side of the open delta vt to one vt input on the ied. +3vo shall be connected to the ied 2) is the trm where this voltage input is located. It shall be noted that for this voltage input the following setting values shall be entered: 3 6.6 11.43 vtprim kv ...

  • Page 99

    4.2.4.6 example how to connect the open delta vt to the ied for low impedance grounded or solidly grounded power systems semod55055-199 v6 figure 32 gives an example about the connection of an open delta vt to the ied for low impedance grounded or solidly grounded power systems. It shall be noted th...

  • Page 100

    19 20 21 22 23 24 13 14 15 16 17 18 a ai07 (i) ai08 (v) ai09 (v) ai10 (v) ai11 (v) ai12 (v) ied b c 138 3 115 3 kv v +3vo 138 3 115 3 kv v 138 3 115 3 kv v 1 2 4 3 ansi06000602-2-en.Vsd 5 # not used # not used # not used smai2 block ^grp2_a ^grp2_b ^grp2_c ^grp2n type ai3p ai1 ai2 ai3 ai4 ain ansi06...

  • Page 101

    Where: 1) shows how to connect the secondary side of open delta vt to one vt input in the ied. +3vo shall be connected to the ied. 2) is trm where this voltage input is located. It shall be noted that for this voltage input the following setting values shall be entered: 138 3 138 3 vtprim kv = × = e...

  • Page 102

    96.

  • Page 103

    Section 5 local hmi amu0600442 v14 ansi13000239-2-en.Vsd ansi13000239 v2 en-us figure 33: local human-machine interface the lhmi of the ied contains the following elements: 1mrk 505 370-uus a section 5 local hmi busbar protection reb670 2.2 ansi 97 application manual.

  • Page 104

    • keypad • display (lcd) • led indicators • communication port for pcm600 the lhmi is used for setting, monitoring and controlling. 5.1 display guid-55739d4f-1da5-4112-b5c7-217aaf360ea5 v11 the lhmi includes a graphical monochrome liquid crystal display (lcd) with a resolution of 320 x 240 pixels. T...

  • Page 105

    Iec15000270-1-en.Vsdx iec15000270 v1 en-us figure 34: display layout 1 path 2 content 3 status 4 scroll bar (appears when needed) the function key button panel shows on request what actions are possible with the function buttons. Each function button has a led indication that can be used as a feedba...

  • Page 106

    Iec13000281-1-en.Vsd guid-c98d972d-d1d8-4734-b419-161dbc0dc97b v1 en-us figure 35: function button panel the indication led panel shows on request the alarm text labels for the indication leds. Three indication led pages are available. Iec13000240-1-en.Vsd guid-5157100f-e8c0-4fab-b979-fd4a971475e3 v...

  • Page 107

    5.2 leds amu0600427 v13 the lhmi includes three protection status leds above the display: normal, pickup and trip. There are 15 programmable indication leds on the front of the lhmi. Each led can indicate three states with the colors: green, yellow and red. The texts related to each three-color led ...

  • Page 108

    Iec16000076-1-en.Vsd iec16000076 v1 en-us figure 37: openclose_led connected to sxcbr 5.3 keypad amu0600428 v17 the lhmi keypad contains push-buttons which are used to navigate in different views or menus. The push-buttons are also used to acknowledge alarms, reset indications, provide help and swit...

  • Page 109

    Ansi15000157-1-en.Vsdx 1 18 19 7 6 5 4 3 2 8 20 21 22 17 16 15 14 13 12 11 10 9 23 24 ansi15000157 v1 en-us figure 38: lhmi keypad with object control, navigation and command push- buttons and rj-45 communication port 1...5 function button 6 close 7 open 8 escape 9 left 10 down 11 up 12 right 13 key...

  • Page 110

    19 menu 20 clear 21 help 22 communication port 23 programmable indication leds 24 ied status leds 5.4 local hmi functionality 5.4.1 protection and alarm indication guid-09ccb9f1-9b27-4c12-b253-fbe95ea537f5 v15 protection indicators the protection indicator leds are normal, pickup and trip. Table 9: ...

  • Page 111

    Table 11: trip led (red) led state description off normal operation. On a protection function has tripped. An indication message is displayed if the auto-indication feature is enabled in the local hmi. The trip indication is latching and must be reset via communication, lhmi or binary input on the l...

  • Page 112

    Numerical values are presented either in integer or in decimal format with minimum and maximum values. Character strings can be edited character by character. Enumerated values have a predefined set of selectable values. 5.4.3 front communication guid-fd72a445-c8c1-4bfe-90e3-0ac78ae17c45 v11 the rj-...

  • Page 113

    Section 6 differential protection 6.1 busbar differential protection semod121185-1 v2 6.1.1 identification semod130380-4 v4 two-zone busbar differential protections, four-or-eight three-phase cts function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number bus...

  • Page 114

    Guid-f771bd7b-53f1-437a-a41c-7266323dc02f v1 two-zone busbar differential protections, twelve-or-twenty-four single- phase cts function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number busbar protection 2z-1ph-12/24ct, differential protection function bznsp...

  • Page 115

    Semod130390-4 v4 status of primary switching object for busbar protection zone selection function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number status of primary switching object for busbar protection zone selection bdcgapc (128 instances) - - 6.1.2 basi...

  • Page 116

    Applications problems, for the most common busbar protection schemes, are described in this chapter. 6.1.3.1 general m12102-3 v4 a busbar protection is a device which protects busbars against short-circuits and ground-faults. In the early development of electricity systems, no separate protection de...

  • Page 117

    6.1.3.2 differential protection m12106-3 v4 the basic concept for any differential ied is that the sum of all currents, which flow to and from the protection zone, must be equal to zero. If this is not the case, an internal fault has occurred. This is practically a direct use of well known kirchhoff...

  • Page 118

    Cts connected to the protected zone. These ieds are designed in such a way that the current distribution through the ied differential branch during all transient conditions caused by non-linearity of the cts will not cause the unwanted operation of the differential ied. In order to obtain the requir...

  • Page 119

    By using the properties of only these three quantities, a new patented differential algorithm has been formed in the ied. This differential algorithm is completely stable for all external faults. All problems caused by the non-linearity of the cts are solved in an innovative numerical way. Meanwhile...

  • Page 120

    Additionally the sensitive differential protection can be time delayed and it must be externally enabled by a binary signal (that is, from external open delta vt overvoltage relay or power transformer neutral point overcurrent relay). Please refer to the technical reference manual for more details a...

  • Page 121

    Zone the outgoing current is used as stabilizing current instead of total incoming current in order to guarantee the check zone operation for all possible operating conditions in the station. The check zone operating characteristic is shown in figure 42 . Note that the check zone minimum differentia...

  • Page 122

    • in two-zone busbar differential protections, freely settable by using a setting checkzonesup at each zone function block, • in six-zone busbar differential protection, all active protection zones are supervised unconditionally by the check zone, if the check zone is able to operate. By an active p...

  • Page 123

    • normally open auxiliary contact • “a” contact (that is, 52a) • “closed” the second auxiliary contact indicates that primary device is open. In protection literature it is called by different names as stated below: • normally closed auxiliary contact • “b” contact (that is, 52b) • “open” typically ...

  • Page 124

    Psclosed signal must become active a certain time (>150 ms) before current starts flowing for example, through arcing. Otherwise this current will not be taken into account in the busbar protection and this can result in a maloperation. Therefore, good timing of two auxiliary contacts is definitely ...

  • Page 125

    Bbp input „closed“ input „open“ n.O. N.C. 1 0 1 0 1 0 closed open arcing possible current assignment 2) 1) 1) 1) disconnector supervision running 2) bi „closed“ should change before arcing distance en06000085.Vsd iec06000085 v1 en-us figure 44: scheme2_inx circuit breaker replica semod127523-79 v3 t...

  • Page 126

    189 za zb 289 989 189g en06000086_ansi.Vsd 152 ansi06000086 v1 en-us figure 45: feeder bay layout when line disconnector position might be required for busbar protection such feeder set-up can be often found in gis stations where cable cts are used for busbar protection. If in such feeder the line d...

  • Page 127

    Related disconnectors. In addition, in two-zone busbar differential protections, a setting parameter is also introduced to determine, together with the binary inputs, how the bay ct current shall be connected to the differential zones. The philosophy is to allow every ct input to be individually con...

  • Page 128

    And normally closed (that is, "a" and "b" contacts) auxiliary contacts from the busbar disconnectors are available to the ied. If for a particular ct input setting parameter zonesel is set to ctrl_excludes, then this ct input will be: • excluded from the differential zone a when input signal ctrlza ...

  • Page 129

    Two differential zones are overlapping across the bus-section or bus-coupler circuit breaker. All faults in the overlapping zone will be instantly tripped by both zones irrespective of the section/coupler circuit breaker status. However with modern busbar protection it is possible to disconnect both...

  • Page 130

    As the example application in figure 47 showed, for an internal fault in the blind spot, the differential zone za will unnecessarily operate and open the bus section breaker and all other feeder breakers associated with it. Nevertheless the fault will still exists on other busbar section, but it is ...

  • Page 131

    En06000155_ansi.Vsd zone a zone b bus-coupler bay reb 670 ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay bbp & bfp trip command to bus-coupler breaker bom a/d parameter zonesel must be set to "fixedtoza&-zb" tzerocurrent=150ms other equipment ct input trm external or internal bus-cou...

  • Page 132

    En04000283_ansi.Vsd za 2 1 10 zb 2 1 10 bs ansi04000283 v1 en-us figure 49: example of station without main cts in the bus-section bay in such case two separate zones can be maintained only while bus coupler breaker is open. As soon as bus coupler breaker is going to be closed the zone interconnecti...

  • Page 133

    En06000137_ansi.Vsd zone a zone b zi active bom bim reb 670 bus coupler extstart alarm indication that zone interconnection is active b c c b cl o si ng sw itc h 189 289 152 52b and not 0-toff ansi06000137 v1 en-us figure 50: configuration logic for bus coupler without main cts 6.1.3.7 end fault pro...

  • Page 134

    En06000138_ansi.Vsd bi1 bi1 busbar protection feeder protection bi1 busbar protection feeder protection bi1 busbar protection feeder protection a b 1 c 1 152 152 152 ansi06000138 v1 en-us figure 51: typical ct locations in a feeder bay where: a two cts are available one on each side of the feeder ci...

  • Page 135

    Za xx06000139_ansi.Vsd 4 3 1 2 152 152 152 152 ansi06000139 v1 en-us figure 52: busbar protection measuring and fault clearing boundaries where: 1 busbar protection measuring boundary determined by feeder ct locations 2 busbar protection internal fault clearing boundary determined by feeder cb locat...

  • Page 136

    • for feeders with ct on the line side of the circuit breaker (that is, the two feeders on the left-hand side in figure 52 ), the current measurement can be disconnected from the busbar protection zone some time after feeder cb opening (for example, 400 ms for transformer and cable feeders or longes...

  • Page 137

    Sometimes interlocked while both busbar disconnectors within one of the feeder bays are closed. • opening of the feeder bay busbar disconnector originally closed. The load is now transferred from one to other bus. • opening of bus coupler or bus section bay cb. The zone interconnection has to be tak...

  • Page 138

    • forceout • forcein • conditionally if for a particular ct input setting parameter zoneswitching is set to forceout, then this ct input will be disconnected from both the differential zones, regardless of any other set value or active binary input, while zone switching feature is active within the ...

  • Page 139

    Busbar protection operation or individual bay breaker failure protection operation. Breaker failure protection can be internal or external to the ied. By a parameter setting it is possible to provide self-rest or latched trip output contacts from the ied. However it shall be noted that the latching ...

  • Page 140

    Ied 670 ied 670 ied 670 switch zonea trip zoneb trip ext zonea trip ext zoneb trip ext zonea trip ext zoneb trip 50 ms 50 ms 50 ms t 50 ms ie c 6 1 85 0 p or t ( o e m ) ie c 6 1 85 0 p or t ( o e m ) en06000227.Vsd s am e g o o s e f ro m ie d # 3 to w a rd s ie d # 1 a n d ie d # 2 s am e g o o s ...

  • Page 141

    This solution is especially suitable for the station arrangements, which require the dynamic zone selection logic (that is, so called ct switching). 6.1.3.10 mechanical lock-out function m12119-3 v1 m12119-4 v3 it is sometimes required to use lock-out relays for busbar protection operation. The ied ...

  • Page 142

    M12121-4 v3 trip circuit supervision is mostly required to supervise the trip circuit from the individual bay ied panel to the circuit breaker. It can be arranged also for the tripping circuits from the busbar protection. However, it can be stated that the circuit from a busbar protection trip relay...

  • Page 143

    Table 14: typical solutions for single busbar arrangement version of reb670 ied numbers of feeders per busbar number of reb670 ieds required for the scheme 3ph; 2-zones, 4-bays bbp (a20) 4 1 3ph; 2-zones, 8-bays bbp (a31) 8 1 1ph; 2-zones, 12-bays bbp (b20) 12 3 1ph; 2-zones, 12-bays bbp (b21) 12 3 ...

  • Page 144

    The most common setups for this type of station are described in the following table. Table 15: typical solutions for stations with two single busbar sections with bus-sectionalizing disconnector version of reb670 ied total number of feeders in both busbar sections number of reb670 ieds required for...

  • Page 145

    Xx06000088_ansi.Vsd za zb 152 152 152 152 152 152 152 ansi06000088 v1 en-us figure 56: example of two single busbar sections with bus-section circuit breaker and eight feeder bays per each busbar section this type of busbar arrangement can be quite easily protected. The most common setups for this t...

  • Page 146

    01 02 04 03 za zb xx06000121_ansi.Vsd 52 52 52 52 52 ansi06000121 v1 en-us figure 57: example of h-type station the requirement for the busbar protection scheme for this type of station may differ from utility to utility. It is possible to apply just one overall differential zone, which protects bot...

  • Page 147

    Table 17: typical solutions for h-type stations version of reb670 ied number of differential zones/number of feeders per zone number of reb670 ieds required for the scheme 3ph; 2-zones, 4-bays bbp (a20) 1/4 1 3ph; 2-zones, 8-bays bbp (a31) 2/3 1 1ph; 2-zones, 12-bays bbp (b20) na na 1ph; 2-zones, 12...

  • Page 148

    Tripped, but supply to any load will not be interrupted. The tripping logic for the circuit breaker failure protection must be carefully arranged. The most common setups for this type of busbar arrangement are described in the following table. Table 18: typical solutions for double circuit breaker b...

  • Page 149

    En06000148_ansi.Vsd double breaker reb 670 ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay bom ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay ct input trm 152 internal bfp backup trip command zone b other equipment other equipment ct input zone a a/d a/d 252 internal b...

  • Page 150

    Za zb ansi11000240-1-en.Vsd 252 252 252 252 252 152 352 152 152 152 152 352 352 352 352 ansi11000240 v1 en-us figure 60: example of breaker-and-a-half station all breakers are normally closed. The requirement for the busbar protection scheme is that the scheme must have two independent differential ...

  • Page 151

    A principle overall drawing of how to use reb670 for breaker-and-a-half station including internal cbf protection for middle breaker is given in figure 61 . En06000149_ansi.Vsd reb 670 or bfp remote end inter- trip feeder 1 ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay zone a bbp & ...

  • Page 152

    189 289 189 289 189 289 189 289 189 289 189 289 za zb ansi11000239-1-en.Vsd 152 152 152 152 152 152 152 ansi11000239 v1 en-us figure 62: example of double busbar station this type of busbar arrangement is very common. It is often preferred for larger installations. It provides good balance between m...

  • Page 153

    For station with just one ct in the bus-coupler bay, it might be required, depending on the client requirements, to provide the special scheme for disconnection of bus-coupler ct when the bus-coupler cb is open. For more info please refer to figure 48 . Some principle overall drawings of how to use ...

  • Page 154

    Zone a zone b bi1 reb 670 ct input aux . B contact closed open ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay bbp & bfp trip command to feeder breaker bim bom main contact open closed set parameter zonesel=" ctrlexcludes" feeder bay other equipment a/d trm feeder backup oc trip disco...

  • Page 155

    En06000153_ansi.Vsd bom 189 zone a zone b bus-coupler bay reb 670 ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay bbp & bfp trip command to bus-coupler breaker bi1 bi2 ct input a/d a/d ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay parameter zonesel must be set to "fix...

  • Page 156

    En06000154_ansi.Vsd zone a zone b bus-coupler bay reb 670 ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay bbp & bfp trip command to bus-coupler breaker bom a/d parameter zonesel must be set to "fixedtoza&-zb" tzerocurrent=150ms other equipment ct input trm external or internal bus-cou...

  • Page 157

    En06000155_ansi.Vsd zone a zone b bus-coupler bay reb 670 ctrlza ctrlzb trip connza connzb bxxx i3pb1 blktr trzone trbay bbp & bfp trip command to bus-coupler breaker bom a/d parameter zonesel must be set to "fixedtoza&-zb" tzerocurrent=150ms other equipment ct input trm external or internal bus-cou...

  • Page 158

    With reb670 this type of arrangement can be protected as described in the following table. Table 21: possible solutions for a typical gis station version of reb670 ied number of feeders on each side of the station (excluding bus-coupler & bus-section bays) number of reb670 ieds required for the sche...

  • Page 159

    Xx06000123_ansi.Vsd za zb 152 152 152 252 252 252 352 352 352 152 152 352 352 252 252 152 252 ansi06000123 v1 en-us figure 69: combination between one-and-half and double breaker station layouts this type of stations can be encountered very often in practice. Usually the station is arranged in such ...

  • Page 160

    Interconnection, zone selection and disconnector replica facilities have to be provided for all double busbar bays. Because of the very specific requirements on zone interconnection feature, the following should be considered for this type of application: • current inputs ct1 and ct2 shall be used f...

  • Page 161

    Xx06000125_ansi.Vsd za zb 152 152 152 252 252 252 352 352 352 152 152 352 352 252 252 152 152 289 189 189 289 ansi06000125 v1 en-us figure 71: combination between one-and-half breaker and double busbar station layouts for this type of busbar arrangement the double busbar bay is usually connected to ...

  • Page 162

    1. Up to six independent protection zones 2. Up to twenty-four ct inputs (depends on selected ied hardware) 3. Up to twenty-four feeder bays 4. Up to five bus interconnector (i.E. Bus-ties) bays 5. For very large installation the total number of binary inputs and outputs, which can be fitted in one ...

  • Page 163

    Z1 z2 z4 z5 qb1 qa1 b11 b11 qa1 b12 b11 qa1 feeder 01 bus-interconnector 1 with two cts feeder 07-12 qb11 qb21 qb2 qb1 qb2 qb10 qb20 qb1 qb2 qb9 qb7 qb7 qb9 qb1 qa1 b11 feeder 02-06 qb2 qb9 qb7 b11 bus-interconnector 2 with one ct qb2 qb7 qb1 z3 z3 iec16000144-1-en.Vsdx sectionalizing disconnectors ...

  • Page 164

    In the single line diagram the individual bus-protection zones in the station shall be indicated and associated with the corresponding zones available within the ied. This has been already done for all five example applications, see the marked zones z1, z2 etc. In the figures above. Step 2: act engi...

  • Page 165

    Iec16000147-1.En.Vsdx iec16000147 v1 en-us figure 77: act configuration example for feeder 01 in section 1 step 3: act engineering of the feeder bays at section 2 identical steps to step 2 shall be done for the feeders located at the second section, namely section 2. The only difference is that in s...

  • Page 166

    Depends on the status of the six busbar disconnectors (i.E. Three on each side). More specifically, the following need to be done, for each bus coupler bay: 1. Connect the two auxiliary contacts (i.E. Normally open and normally closed auxiliary contacts or also sometimes called “a & b contacts”) fro...

  • Page 167

    Iec16000149-1.En.Vsdx iec16000149 v1 en-us figure 79: act configuration example for bus-coupler 01 in section 1 step 5: act engineering of the bus section bay the bus-section bay is used to interconnect the two section via a circuit breaker. Similar steps to step 4 can be done for bus section bay, e...

  • Page 168

    Parameter setting opermode. This shall be done taking into account the actual location of the ct star point in this bay. 5. Connect the trip output from the bicptrc_xx function block to the binary output contact (alternatively tripping can also be arranged using goose communication). This will ensur...

  • Page 169

    1. Connect the two auxiliary contacts (i.E. Normally open and normally closed auxiliary contacts or also sometimes called “a & b contacts”) from each of the three sectionalizing disconnectors to the ied. This can be done by wiring using binary inputs or via communication (e.G. Via goose or via ldcm)...

  • Page 170

    Principal differences between full, phase-segregated bus differential protection scheme and summation type bus differential protection scheme are shown in figure 82 . Auxiliary summation ct *) type slce 8; 1/1a, 2/1a or 5/1a + three one-phase reb670 single one-phase reb670 up to 18 pcs auxiliary cts...

  • Page 171

    Ansi06000127_2_en.Vsd ied with 1a ct inputs ib2 ix2 ia2 a b c n ia1 ib1 ix1 la lb lx a-bus summation cts main cts ct1 ct2 . . . Ct24 a b c n a b c n 52 52 52 ansi06000127 v2 en-us figure 83: principle ct connections for the complete station this summation type bus differential protection still has t...

  • Page 172

    • only one measuring circuit is utilized for all fault types (that is, no redundancy for multi-phase faults) • primary fault sensitivity varies depending on the type of fault and involved phase(s), see table 24 • the load currents in the healthy phases might produce the stabilizing current when an i...

  • Page 173

    1. Asct type with ratio 1/1a, for balanced 3-ph current input, shall be used with all main current transformers with 1a rated secondary current (that is, 2000/1a) 2. Asct type with ratio 5/1a, for balanced 3-ph current input, shall be used with all main current transformers with 5a rated secondary c...

  • Page 174

    6.1.6.3 possible asct connections for reb670 m12137-3 v4 it is possible to connect the ascts for summated bus differential protection with reb670: • at the end of the main ct circuit (for example, beyond the other protective relays, as shown in figure 85 • in series with other secondary equipment wh...

  • Page 175

    Other relays ia ib ic en06000129_ansi.Vsd ic auxiliary summation ct type slce 8; 1/1 or 5/1a or 2/1a n4 s1 s 2 a103 x401 5 6 reb 670 with 1a cts c b a n ia in in main ct 2000/1a or 2000/5a or 2000/2a i summ other relays p1 n1 p2 p3 n2 p4 p5 n3 p6 ansi06000129 v1 en-us figure 86: series-connection wi...

  • Page 176

    Other fault types this value must be multiplied by a coefficient shown in the table 24 in order to calculate the actual primary pickup value. Table 24: pickup coefficients for summated differential protection type of fault a-gnd b-gnd c-gnd a-b bc c-a abc asct end connected 0.434 0.578 0.867 1.732 1...

  • Page 177

    Table 25: functions functions comment busbar differential protection differential protection, sensitive differential protection, oct algorithm, check zone and differential supervision features will be connected to the summated bay currents. Therefore, they will have different level depending on the ...

  • Page 178

    Functions comment drprdre function trip value recording feature will be connected to the individual summated bay current. Therefore recorded trip current values will not correspond to any actual primary currents. However such records can still be used to evaluate internal busbar protection, ccrbrf/c...

  • Page 179

    1 2 2 2 0 1 1 1 1 1 ia i ib a a i ic a a i = × é ù é ù é ù ê ú ê ú ê ú ê ú ê ú ê ú ê ú ê ú ê ú ë û ë û ë û equation1786-ansi v1 en-us (equation 16) where: a complex constant (that is, a=-0.5+j0.866). By including equation 13 , equation 14 , equation 15 and equation 16 into the equation 12 the equati...

  • Page 180

    N4 k 3 n × × = equation1110 v1 en-us (equation 21) where: k is a constant, which depends on the type of asct (that is, k=1, for 1/1a asct or k=5 for 5/1a asct or k=2 for 2/1a asct). The well-known relationship, between positive, negative and zero sequence current components and individual phase curr...

  • Page 181

    Section 7 current protection 7.1 directional phase overcurrent protection, four steps oc4ptoc(51_67) semod129998-1 v8 7.1.1 identification m14885-1 v6 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number directional phase overcurrent protection, four s...

  • Page 182

    If vt inputs are not available or not connected, the setting parameter dirmodeselx (x = step 1, 2, 3 or 4) shall be left to the default value non-directional. Choice of time delay characteristics: there are several types of time delay characteristics available such as definite time delay and differe...

  • Page 183

    7.1.3 setting guidelines ip14982-1 v1 m12982-4 v13 when inverse time overcurrent characteristic is selected, the trip time of the stage will be the sum of the inverse time delay and the set definite time delay. Thus, if only the inverse time delay is required, it is important to set the definite tim...

  • Page 184

    V ref i dir ansi09000636-1-en.Vsd 1 2 2 3 4 ansi09000636 v1 en-us figure 87: directional function characteristic 1. Rca = relay characteristic angle 2. Roa = relay operating angle 3. Reverse 4. Forward 7.1.3.1 settings for each step m12982-19 v10 x means step 1, 2, 3 and 4. Dirmodeselx: the directio...

  • Page 185

    Characteristx: selection of time characteristic for step x. Definite time delay and different types of inverse time characteristics are available according to table 26 . Table 26: inverse time characteristics curve name ansi extremely inverse ansi very inverse ansi normal inverse ansi moderately inv...

  • Page 186

    Iminx: minimum pickup current for step x in % of ibase. Set iminx below pickupx for every step to achieve ansi reset characteristic according to standard. If iminx is set above pickupx for any step the ansi reset works as if current is zero when current drops below iminx. Txmin: minimum trip time fo...

  • Page 187

    Table 27: reset possibilities curve name curve index no. Instantaneous 1 iec reset (constant time) 2 ansi reset (inverse time) 3 the delay characteristics are described in technical manual. There are some restrictions regarding the choice of the reset delay. For the definite time delay characteristi...

  • Page 188

    7.1.3.2 setting example guid-20729467-24ab-42f0-9fd1-d2959028732e v1 directional phase overcurrent protection, four steps can be used in different ways, depending on the application where the protection is used. A general description is given below. The pickup current setting of the inverse time pro...

  • Page 189

    Im ax ipu 1.2 k ³ × equation1262 v2 en-us (equation 25) where: 1.2 is a safety factor k is the reset ratio of the protection imax is the maximum load current the load current up to the present situation can be found from operation statistics. The current setting must remain valid for several years. ...

  • Page 190

    Protected zone). A fault current calculation gives the largest current of faults, iscmax, at the most remote part of the primary protected zone. The risk of transient overreach must be considered, due to a possible dc component of the short circuit current. The lowest current setting of the fastest ...

  • Page 191

    Time-current curves fault current 10 10 0.01 10000 en05000204.Ai str tfunc1 n n tfunc2 trip time n iec05000204 v2 en-us figure 90: fault time with maintained selectivity the operation time can be set individually for each overcurrent protection. To assure selectivity between different protection fun...

  • Page 192

    Example for time coordination assume two substations a and b directly connected to each other via one line, as shown in the figure 91 . Consider a fault located at another line from the station b. The fault current to the overcurrent protection of ied b1 has a magnitude so that the overcurrent prote...

  • Page 193

    40 100 40 40 220 t ms ms ms ms ms d ³ + + + = equation1266 v1 en-us (equation 29) where it is considered that: the operate time of overcurrent protection b1 is 40 ms the breaker open time is 100 ms the resetting time of protection a1 is 40 ms and the additional margin is 40 ms 7.2 four step single p...

  • Page 194

    In many applications several steps with different current pick up levels and time delays are needed. Ph4sptoc(51) can have up to four different, individual settable, steps. The flexibility of each step of ph4sptoc(51) function is great. The following options are possible: choice of delay time charac...

  • Page 195

    The following settings can be done for the four step phase overcurrent protection. Operation: off/on ibase: base current in primary a. This current is used as reference for current setting. It can be suitable to set this parameter to the rated primary current of the protected object. 2ndharmstab: op...

  • Page 196

    Ix>: operation phase current level for step x given in % of ibase. Tx: definite time delay for step x. Used if definite time characteristic is chosen. Setting range: 0.000-60.000 s in step of 0.001 s. Note that the value set is the time between activation of the start and the trip outputs. Kx: time ...

  • Page 197

    Harmrestrainx: enable block of step x from the harmonic restrain function (2nd harmonic). This function should be used when there is a risk if power transformer inrush currents might cause unwanted trip. Can be set off/on. Tpcrvx, tacrvx, tbcrvx, tccrvx: parameters for customer creation of inverse t...

  • Page 198

    Current does not cause protection operation. Here consideration also has to be taken to the protection reset current, so that a short peak of overcurrent does not cause operation of the protection even when the overcurrent has ceased. This phenomenon is described in figure 92 . Operate current curre...

  • Page 199

    Updated not more often than once every five years. In many cases this time interval is still longer. Investigate the maximum load current that different equipment on the line can withstand. Study components such as line conductors, current transformers, circuit breakers, and disconnectors. The manuf...

  • Page 200

    Max 1.2 t sc high i k i ³ × × equation1265 v1 en-us (equation 34) where: 1.2 is a safety factor, k t is a factor that takes care of the transient overreach due to the dc component of the fault current and can be considered to be less than 1.1 i scmax is the largest fault current at a fault at the mo...

  • Page 201

    Time-current curves fault current 10 10 0.01 10000 en05000204.Ai str tfunc1 n n tfunc2 trip time n iec05000204 v2 en-us figure 93: fault time with maintained selectivity the operation time can be set individually for each overcurrent protection. To assure selectivity between different protective pro...

  • Page 202

    Example assume two substations a and b directly connected to each other via one line, as shown in the figure below. We study a fault located at another line from the station b. The fault current to the overcurrent protection of ied b1 has a magnitude so that the protection will have instantaneous fu...

  • Page 203

    40 100 40 40 220 t ms ms ms ms ms d ³ + + + = equation1266 v1 en-us (equation 35) where it is considered that: the operation time of overcurrent protection b1 is 40 ms the breaker open time is 100 ms the resetting time of protection a1 is 40 ms and the additional margin is 40 ms 7.3 directional resi...

  • Page 204

    Seqtypeupol: this is used to select the type of voltage polarising quantity i.E. Zero seq and neg seq for direction detection. Seqtypeipol: this is used to select the type of current polarising quantity i.E. Zero seq and neg seq for direction detection. Seqtypeidir: this is used to select the type o...

  • Page 205

    • voltage (3v 0 or v 2 ) • current (3i 0 · znpol or 3i 2 ·znpol where znpol is rnpol + jxnpol), or • both currents and voltage, dual (dual polarizing, (3v 0 + 3i 0 · znpol) or (v 2 + i 2 · znpol)). Normally voltage polarizing from the internally calculated residual sum or an external open delta is u...

  • Page 206

    Between the phases. There is a risk that the residual overcurrent function will give an unwanted trip. The inrush current has a relatively large ratio of 2nd harmonic component. This component can be used to create a restrain signal to prevent this unwanted function. At current transformer saturatio...

  • Page 207

    The settings for the parallel transformer logic are described below. Blkpartransf: this is used to enable blocking at energising of parallel transformers. Use_puvalue: gives which current level should be used for the activation of the blocking signal. This is given as one of the settings of the step...

  • Page 208

    Actundrtimesel: describes the mode to activate the sensitive undertime function. The function can be activated by circuit breaker position (change) or circuit breaker command. Tundertime: time delay for operation of the sensitive undertime function. The setting range is 0.000 - 60.000 s in step of 0...

  • Page 209

    Kx: time multiplier for the dependent (inverse) characteristic for step x. Iminx: minimum pickup current for step x in % of ib. Set iminx below pickupx for every step to achieve ansi reset characteristic according to standard. If iminx is set above for any step, signal will reset at current equals t...

  • Page 210

    Harmblockx: this is used to enable block of step x from 2 nd harmonic restrain function. Tpcrvx, tacrvx, tbcrvx, tccrvx: parameters for user programmable of inverse time characteristic curve. The time characteristic equation is according to equation 36 : [ ] p a t s b td i c ipickup = + × - æ ö ç ÷ ...

  • Page 211

    • ground-fault and phase-phase short circuit protection of feeders in effectively grounded distribution and subtransmission systems. Normally these feeders have radial structure. • back-up ground-fault and phase-phase short circuit protection of transmission lines. • sensitive ground-fault protectio...

  • Page 212

    Curve name ansi long time extremely inverse ansi long time very inverse ansi long time inverse iec normal inverse iec very inverse iec inverse iec extremely inverse iec short time inverse iec long time inverse iec definite time user programmable asea ri rxidg (logarithmic) there is also a user progr...

  • Page 213

    Guid-f7aa2194-4d1c-4475-8853-c7d064912614 v4 when inverse time overcurrent characteristic is selected, the trip time of the stage will be the sum of the inverse time delay and the set definite time delay. Thus, if only the inverse time delay is required, it is important to set the definite time dela...

  • Page 214

    The different characteristics are described in the technical reference manual (trm). Pickupx: operation negative sequence current level for step x given in % of ibase. Tx: definite time delay for step x. The definite time tx is added to the inverse time when inverse time characteristic is selected. ...

  • Page 215

    Curve name instantaneous iec reset (constant time) ansi reset (inverse time) the different reset characteristics are described in the technical reference manual (trm). There are some restrictions regarding the choice of reset delay. For the independent time delay characteristics the possible delay t...

  • Page 216

    7.4.3.2 common settings for all steps guid-a00a942b-e760-42ee-8feb-f723426783f3 v1 x means step 1, 2, 3 and 4. Anglerca: relay characteristic angle given in degrees. This angle is defined as shown in figure 99 . The angle is defined positive when the residual current lags the reference voltage (vpol...

  • Page 217

    7.5 thermal overload protection, two time constants trpttr (49) ip14513-1 v4 7.5.1 identification m14877-1 v2 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number thermal overload protection, two time constants trpttr symbol-a v1 en-us 49 7.5.2 applica...

  • Page 218

    Time constant is influenced by the cooling system of the transformer. The two parameters sets can be activated by the binary input signal cooling. This can be used for transformers where forced cooling can be taken out of operation, for example at fan or pump faults. The thermal overload protection ...

  • Page 219

    Ibase1: base current for setting given as percentage of ibase. This setting shall be related to the status with no cooling input. It is suggested to give a setting corresponding to the rated current of the transformer with natural cooling (oa). Ibase2: base current for setting given as percentage of...

  • Page 220

    Tau1low: multiplication factor to adjust the time constant tau1 if the current is lower than the set value ilowtau1. Ilowtau1 is set in % of ibase1. Tau2high: multiplication factor to adjust the time constant tau2 if the current is higher than the set value ihightau2. Ihightau2 is set in % of ibase2...

  • Page 221

    7.6 breaker failure protection ccrbrf(50bf) ip14514-1 v6 7.6.1 identification m14878-1 v5 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number breaker failure protection, 3-phase activation and output ccrbrf 3i>bf symbol-u v1 en-us 50bf 7.6.2 applicati...

  • Page 222

    Functionmode this parameter can be set current or contact. This states the way the detection of failure of the breaker is performed. In the mode current the current measurement is used for the detection. In the mode contact the long duration of breaker position signal is used as indicator of failure...

  • Page 223

    Applications 1 out of 3 is sufficient. For contact operation means back-up trip is done when circuit breaker is closed (breaker position is used). Pickup_ph: current level for detection of breaker failure, set in % of ibase. This parameter should be set so that faults with small fault current can be...

  • Page 224

    It is often required that the total fault clearance time shall be less than a given critical time. This time is often dependent of the ability to maintain transient stability in case of a fault close to a power plant. Time the fault occurs protection operate time trip and pickup ccrbrf (50bf) normal...

  • Page 225

    Tpulse: trip pulse duration. This setting must be larger than the critical impulse time of circuit breakers to be tripped from the breaker failure protection. Typical setting is 200 ms. 7.7 breaker failure protection, single phase version ccsrbrf (50bf) semod127864-1 v2 7.7.1 identification semod127...

  • Page 226

    Globalbasesel: selects the global base value group used by the function to define ibase, vbase and sbase as applicable. Operation: disabled or enabled functionmode: this parameter can be set to current or contact. This states the way the detection of failure of the breaker is performed. In the mode ...

  • Page 227

    Where: t cbopen is the maximum opening time for the circuit breaker t bfp_reset is the maximum time for breaker failure protection to detect correct breaker function (the current criteria reset) t margin is a safety margin it is often required that the total fault clearance time shall be less than a...

  • Page 228

    Breaker. The time delay for back-up trip is bypassed when the 52fail is active. Typical setting is 2.0 seconds. Tpulse: trip pulse duration. This setting must be larger than the critical impulse time of circuit breakers to be tripped from the breaker failure protection. Typical setting is 200 ms. 7....

  • Page 229

    Have a reliable reverse power protection. It may prevent damage to an otherwise undamaged plant. During the routine shutdown of many thermal power units, the reverse power protection gives the tripping impulse to the generator breaker (the unit breaker). By doing so, one prevents the disconnection o...

  • Page 230

    25% of the rated power to motor it. An engine that is good run in might need no more than 5%. It is necessary to obtain information from the engine manufacturer and to measure the reverse power during commissioning. Gas turbines usually do not require reverse power protection. Figure 102 illustrates...

  • Page 231

    Table 33: complex power calculation set value mode formula used for complex power calculation a, b, c * * * a a b b c c s v i v i v i = × + × + × equation2055-ansi v1 en-us (equation 42) arone * * ab a bc c s v i v i = × - × equation2056-ansi v1 en-us (equation 43) posseq * 3 posseq posseq s v i = ×...

  • Page 232

    Operate angle1(2) power1(2) p q en06000441.Vsd iec06000441 v1 en-us figure 103: underpower mode the setting power1(2) gives the power component pick up value in the angle1(2) direction. The setting is given in p.U. Of the generator rated power, see equation 51 . Minimum recommended setting is 0.2% o...

  • Page 233

    Operate angle1(2) = 0 ° power1(2) p q en06000556.Vsd iec06000556 v1 en-us figure 104: for low forward power the set angle should be 0° in the underpower function tripdelay1(2) is set in seconds to give the time delay for trip of the stage after pick up. Hysteresis1(2) is given in p.U. Of generator r...

  • Page 234

    The value of k=0.92 is recommended in generator applications as the trip delay is normally quite long. The calibration factors for current and voltage measurement errors are set % of rated current/voltage: imagcomp5, imagcomp30, imagcomp100 vmagcomp5, vmagcomp30, vmagcomp100 imagcomp5, imagcomp30, i...

  • Page 235

    Often, the motoring condition may imply that the turbine is in a very dangerous state. The task of the reverse power protection is to protect the turbine and not to protect the generator itself. Steam turbines easily become overheated if the steam flow becomes too low or if the steam ceases to flow ...

  • Page 236

    May cause cavitations. The risk for damages to hydro turbines can justify reverse power protection in unattended plants. A hydro turbine that rotates in water with closed wicket gates will draw electric power from the rest of the power system. This power will be about 10% of the rated power. If ther...

  • Page 237

    Mode: the voltage and current used for the power measurement. The setting possibilities are shown in table 34 . Table 34: complex power calculation set value mode formula used for complex power calculation a,b,c * * * a b c a b c s v i v i v i = × + × + × equation2038 v1 en-us (equation 55) arone * ...

  • Page 238

    Operate angle1(2) power1(2) p q en06000440.Vsd iec06000440 v1 en-us figure 106: overpower mode the setting power1(2) gives the power component pick up value in the angle1(2) direction. The setting is given in p.U. Of the generator rated power, see equation 64 . Minimum recommended setting is 0.2% of...

  • Page 239

    Operate angle1(2 ) = 180 o power1(2) p q iec06000557-2-en.Vsd iec06000557 v2 en-us figure 107: for reverse power the set angle should be 180° in the overpower function tripdelay1(2) is set in seconds to give the time delay for trip of the stage after pick up. Hysteresis1(2) is given in p.U. Of gener...

  • Page 240

    S td s td s old calculated = ⋅ + − ( ) ⋅ 1 equation1893-ansi v1 en-us (equation 66) where s is a new measured value to be used for the protection function s old is the measured value given from the function in previous execution cycle s calculated is the new calculated value in the present execution...

  • Page 241

    7.10.2 application guid-5ec8baec-9118-49ec-970c-43d6c416640a v1 guid-bacae67b-e64b-4963-b323-ecb0b69031b9 v2 shunt capacitor banks (scbs) are somewhat specific and different from other power system elements. These specific features of scb are briefly summarized in this section. A capacitor unit is t...

  • Page 242

    Capacitor unit (can) rack iec09000753_1_en.Vsd iec09000753 v1 en-us figure 108: replacement of a faulty capacitor unit within scb there are four types of the capacitor unit fusing designs which are used for construction of scbs: externally fused where an individual fuse, externally mounted, protects...

  • Page 243

    Which type of fusing is used may depend on can manufacturer or utility preference and previous experience. Because the scbs are built from the individual capacitor units the overall connections may vary. Typically used scb configurations are: 1. Delta-connected banks (generally used only at distribu...

  • Page 244

    In addition, to fault conditions scb can be exposed to different types of abnormal operating conditions. In accordance with iec and ansi standards capacitors shall be capable of continuous operation under contingency system and bank conditions, provided the following limitations are not exceeded: 1....

  • Page 245

    1. Short circuit protection for scb and connecting leads (can be provided by using phpioc, oc4ptoc, cvgapc, t2wpdif/t3wpdif or hzpdif functions) 2. Ground-fault protection for scb and connecting leads (can be provided by using efpioc, ef4ptoc, cvgapc, t2wpdif/t3wpdif or hzpdif functions) 3. Current ...

  • Page 246

    1000 200[ ] 289 3 400[ ] r mvar i a kv × = = × iec09000755 v1 en-us (equation 67) or on the secondary ct side: _ ec 289 0.578 500 1 r s a i a = = iec09000756 v1 en-us (equation 68) note that the scb rated current on the secondary ct side is important for secondary injection of the function. The para...

  • Page 247

    Pu_37 =70% (of ibase); current level for undercurrent pickup tuc =5s; time delay for undercurrent trip undercurrent feature is blocked by operation of reconnection inhibit feature. Reactive power overload feature: operation qol =enabled; to enable this feature up_qol =130% (of scb mvar rating); reac...

  • Page 248

    In simple words this means that the cb is not breaking the current at the first zero crossing after separation of the cb contacts. Instead current is re-ignited and only braked at consecutive current zero crossings. This condition is manifested as high current pulses at the moment of current re-igni...

  • Page 249

    Section 8 voltage protection 8.1 two step undervoltage protection uv2ptuv (27) ip14544-1 v3 8.1.1 identification m16876-1 v7 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number two step undervoltage protection uv2ptuv 3u symbol-r-2u-greater-than v2 en...

  • Page 250

    8.1.2.2 disconnected equipment detection m13851-53 v3 the setting must be below the lowest occurring "normal" voltage and above the highest occurring voltage, caused by inductive or capacitive coupling, when the equipment is disconnected. 8.1.2.3 power supply quality m13851-56 v3 the setting must be...

  • Page 251

    Opmoden: this parameter describes how many of the three measured voltages should be below the set level to give operation for step n. The setting can be 1 out of 3, 2 out of 3 or 3 out of 3. In most applications, it is sufficient that one phase voltage is low to give operation. If uv2ptuv (27) shall...

  • Page 252

    Prevent function when the protected object is switched off. If the parameter is set block of trip or block all unwanted trip is prevented. Intblkstvaln: voltage level under which the blocking is activated set in % of vbase. This setting must be lower than the setting pickupn. As switch of shall be d...

  • Page 253

    1. Different kinds of faults, where a too high voltage appears in a certain power system, like metallic connection to a higher voltage level (broken conductor falling down to a crossing overhead line, transformer flash over fault from the high voltage winding to the low voltage winding and so on). 2...

  • Page 254

    8.2.3.1 equipment protection, such as for motors, generators, reactors and transformers m13852-10 v3 high voltage will cause overexcitation of the core and deteriorate the winding insulation. The setting has to be well above the highest occurring "normal" voltage and well below the highest acceptabl...

  • Page 255

    Selected as setting, the operation of phase-to-ground over voltage is automatically divided by sqrt3. This means operation for phase-to-ground voltage over: (%) ( ) / 3 v vbase kv > × equation1713 v2 en-us (equation 69) and operation for phase-to-phase voltage over: vpickup (%) vbase(kv) > × equatio...

  • Page 256

    Resettypecrvn: this parameter for inverse time characteristic can be set: instantaneous, frozen time, linearly decreased. The default setting is instantaneous. Tiresetn: reset time for step n if inverse time delay is used, given in s. The default value is 25 ms. Tdn: time multiplier for inverse time...

  • Page 257

    8.3.2 application m13809-3 v8 two step residual overvoltage protection rov2ptov (59n) is primarily used in high impedance grounded distribution networks, mainly as a backup for the primary ground fault protection of the feeders and the transformer. To increase the security for different ground fault...

  • Page 258

    Occurring "normal" residual voltage and below the highest acceptable residual voltage for the equipment. 8.3.3.2 equipment protection, capacitors m13853-12 v4 high voltage will deteriorate the dielectric and the insulation. Two step residual overvoltage protection (rov2ptov, 59n) has to be connected...

  • Page 259

    3v 0 v _a v_b v_ c v _b f v _c f v _c f ansi07000190-1-en.Vsd ansi07000190 v1 en-us figure 110: ground fault in non-effectively grounded systems 8.3.3.5 direct grounded system guid-ea622f55-7978-4d1c-9af7-2bab5628070a v8 in direct grounded systems, an ground fault on one phase is indicated by voltag...

  • Page 260

    8.3.3.6 settings for two step residual overvoltage protection m13853-21 v13 operation: disabled or enabled vbase (given in globalbasesel) is used as voltage reference for the set pickup values. The voltage can be fed to the ied in different ways: 1. The ied is fed from a normal voltage transformer g...

  • Page 261

    Tn: time delay of step n, given in s. The setting is highly dependent on the protection application. In many applications, the protection function has the task to prevent damage to the protected object. The speed might be important, for example, in the case of the protection of a transformer that mi...

  • Page 262

    8.4 voltage differential protection vdcptov (60) semod153860-1 v2 8.4.1 identification semod167723-2 v2 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number voltage differential protection vdcptov - 60 8.4.2 application semod153893-5 v3 the voltage dif...

  • Page 263

    Vd>l1 ph b ph c v1 v2 vd>a ph b ph c v1 v2 ph c ph b en06000390_ansi.Vsd single grounded wye double wye ansi06000390 v1 en-us figure 112: connection of voltage differential protection vdcptov (60) function to detect unbalance in capacitor banks (one phase only is shown) vdcptov (60) function has a b...

  • Page 264

    Blkdiffatvlow: the setting is to block the function when the voltages in the phases are low. Rflx: is the setting of the voltage ratio compensation factor where possible differences between the voltages is compensated for. The differences can be due to different voltage transformer ratios, different...

  • Page 265

    For other applications it has to be decided case by case. Talarm: the time delay for alarm is set by this parameter. Normally, few seconds delay can be used on capacitor banks alarm. For fuse failure supervision (sddrfuf) the alarm delay can be set to zero. 8.5 loss of voltage check lovptuv (27) sem...

  • Page 266

    260

  • Page 267

    Section 9 frequency protection 9.1 underfrequency protection saptuf (81) ip15746-1 v3 9.1.1 identification m14865-1 v5 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number underfrequency protection saptuf f symbol-p v1 en-us 81 9.1.2 application m13350...

  • Page 268

    9.1.3 setting guidelines m13355-3 v8 all the frequency and voltage magnitude conditions in the system where saptuf (81) performs its functions should be considered. The same also applies to the associated equipment, its frequency and time characteristic. There are two specific application areas for ...

  • Page 269

    9.2.1 identification m14866-1 v4 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number overfrequency protection saptof f > symbol-o v1 en-us 81 9.2.2 application m14952-3 v4 overfrequency protection function saptof (81) is applicable in all situations, ...

  • Page 270

    Equipment protection, such as for motors and generators the setting has to be well above the highest occurring "normal" frequency and well below the highest acceptable frequency for the equipment. Power system protection, by generator shedding the setting must be above the highest occurring "normal"...

  • Page 271

    9.3.3 setting guidelines m14971-3 v7 the parameters for rate-of-change frequency protection sapfrc (81) are set via the local hmi or or through the protection and control manager (pcm600). All the frequency and voltage magnitude conditions in the system where sapfrc (81) performs its functions shoul...

  • Page 272

    266.

  • Page 273

    Section 10 multipurpose protection 10.1 general current and voltage protection cvgapc ip14552-1 v2 10.1.1 identification m14886-2 v3 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number general current and voltage protection cvgapc 2(i>/u - 10.1.2 appl...

  • Page 274

    • definite time delay or inverse time overcurrent toc/idmt delay for both steps • second harmonic supervision is available in order to only allow operation of the overcurrent stage(s) if the content of the second harmonic in the measured current is lower than pre-set level • directional supervision ...

  • Page 275

    The user can select, by a setting parameter currentinput, to measure one of the following current quantities shown in table 35 . Table 35: available selection for current quantity within cvgapc function set value for parameter "currentinput” comment 1 phasea cvgapc function will measure the phase a ...

  • Page 276

    Table 36: available selection for voltage quantity within cvgapc function set value for parameter "voltageinput" comment 1 phasea cvgapc function will measure the phase a voltage phasor 2 phaseb cvgapc function will measure the phase b voltage phasor 3 phasec cvgapc function will measure the phase c...

  • Page 277

    Phase-to-phase voltages vab, vbc and vca. This information about actual vt connection is entered as a setting parameter for the pre-processing block, which will then take automatically care about it. 10.1.2.2 base quantities for cvgapc function semod53443-112 v3 the parameter settings for the base q...

  • Page 278

    • 80-95% stator earth fault protection (measured or calculated 3vo) (59gn) • rotor earth fault protection (with external combiflex rxtte4 injection unit) (64f) • underimpedance protection (21) • voltage controlled/restrained overcurrent protection (51c, 51v) • turn-to-turn & differential backup prot...

  • Page 279

    There is a risk that the current into the generator at inadvertent energization will be limited so that the “normal” overcurrent or underimpedance protection will not detect the dangerous situation. The delay of these protection functions might be too long. The reverse power protection might detect ...

  • Page 280

    Practically constant. It shall be noted that directional negative sequence oc element offers protection against all unbalance faults (phase-to-phase faults as well). Care shall be taken that the minimum pickup of such protection function shall be set above natural system unbalance level. An example ...

  • Page 281

    If required, this cvgapc function can be used in directional comparison protection scheme for the power line protection if communication channels to the remote end of this power line are available. In that case typically two negseq overcurrent steps are required. One for forward and one for reverse ...

  • Page 282

    Op 2 ns r td t i i = æ ö ç ÷ è ø equation1740-ansi v1 en-us (equation 74) where: t op is the operating time in seconds of the negative sequence overcurrent ied td is the generator capability constant in seconds i ns is the measured negative sequence current i r is the generator rated current by defi...

  • Page 283

    Op p t td a b m c = × æ ö + ç ÷ - è ø equation1742-ansi v1 en-us (equation 77) where: t op is the operating time in seconds of the inverse time overcurrent toc/idmt algorithm td is time multiplier (parameter setting) m is ratio between measured current magnitude and set pickup current level a, b, c ...

  • Page 284

    10.1.3.3 generator stator overload protection in accordance with iec or ansi standards m13088-81 v3 example will be given how to use one cvgapc function to provide generator stator overload protection in accordance with iec or ansi standard if minimum-operating current shall be set to 116% of genera...

  • Page 285

    In order to achieve such protection functionality with one cvgapc functions the following must be done: 1. Connect three-phase generator currents to one cvgapc instance (for example, gf01) 2. Set parameter currentinput to value posseq 3. Set base current value to the rated generator current in prima...

  • Page 286

    Proper timing of cvgapc function made in this way can easily be verified by secondary injection. All other settings can be left at the default values. If required delayed time reset for oc1 step can be set in order to insure proper function operation in case of repetitive overload conditions. Furthe...

  • Page 287

    10.1.3.5 voltage restrained overcurrent protection for generator and step-up transformer m13088-158 v4 example will be given how to use one cvgapc function to provide voltage restrained overcurrent protection for a generator. Let us assume that the time coordination study gives the following require...

  • Page 288

    Generator can be achieved. Let us assume that from rated generator data the following values are calculated: • maximum generator capability to contentiously absorb reactive power at zero active loading 38% of the generator mva rating • generator pull-out angle 84 degrees this functionality can be ac...

  • Page 289

    0.2 0.4 0.6 -0.2 0.6 0.8 0.8 1 d ilowset b a c 0.4 0.2 0 1.2 1.4 -0.4 -0.6 -0.8 -rca operating region q [pu] p [pu] rca v ps i ps ilowset operating region en05000535_ansi.Vsd ansi05000535 v1 en-us figure 113: loss of excitation 1mrk 505 370-uus a section 10 multipurpose protection busbar protection ...

  • Page 290

    284.

  • Page 291

    Section 11 secondary system supervision 11.1 fuse failure supervision fufspvc ip14556-1 v3 11.1.1 identification m14869-1 v4 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number fuse failure supervision fufspvc - - 11.1.2 application semod113803-4 v10 ...

  • Page 292

    High value of voltage 3v 2 without the presence of the negative-sequence current 3i 2 is a condition that is related to a fuse failure event. The zero sequence detection algorithm, based on the zero sequence measuring quantities is recommended for use in directly or low impedance grounded networks: ...

  • Page 293

    Has a persistent fuse fail. Since the local breaker is open there is no current and the dead phase indication will persist in the phase with the blown fuse. When the local breaker closes the current will start to flow and the function detects the fuse failure situation. But due to the 200 ms drop of...

  • Page 294

    100 2 2 3 ibase i pu i equation1758-ansi v4 en-us (equation 83) where: i2 is the maximal negative sequence current during normal operating conditions, plus a margin of 10...20% ibase is the base current for the function according to the setting globalbasesel 11.1.3.4 zero sequence based m13683-43 v8...

  • Page 295

    11.1.3.5 delta v and delta i guid-02336f26-98c0-419d-8759-45f5f12580de v7 set the operation mode selector opdvdi to enabled if the delta function shall be in operation. The setting of dvpu should be set high (approximately 60% of vbase) and the current threshold dipu low (approximately 10% of ibase)...

  • Page 296

    11.2.1 identification guid-109434b0-23e5-4053-9e6e-418530a07f9c v2 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number fuse failure supervision vdspvc vts 60 11.2.2 application guid-ad63bf6c-0351-4e48-9fb2-9ab5cf0c521e v2 some protection functions ope...

  • Page 297

    Fusefailsupvn ied a b c v 2a v 2b v 2 c v 1 a v 1 b v 1 c ansi12000143-1-en.Vsd main vt circuit p ilo t v t c ir cu it ansi12000143 v1 en-us figure 114: application of vdspvc 11.2.3 setting guidelines guid-0d5a517c-1f92-46b9-ac2d-f41ed4e7c39e v1 guid-52bf4e8e-0b0c-4f75-99c4-0bcb22cdd166 v2 the param...

  • Page 298

    The connection type for the main and the pilot fuse groups must be consistent. The settings vdif main block, vdif pilot alarm and vsealin are in percentage of the base voltage, vbase. Set vbase to the primary rated phase-to-phase voltage of the potential voltage transformer. Vbase is available in th...

  • Page 299

    Section 12 control 12.1 synchronism check, energizing check, and synchronizing sesrsyn (25) ip14558-1 v4 12.1.1 identification m14889-1 v4 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number synchrocheck, energizing check, and synchronizing sesrsyn sc...

  • Page 300

    • the voltages v-line and v-bus are higher than the set values for vhighbussynch and vhighlinesynch of the respective base voltages gblbaseselbus and gblbaseselline. • the difference in the voltage is smaller than the set value of vdiffsynch. • the difference in frequency is less than the set value ...

  • Page 301

    The reference voltage can be phase-neutral a, b, c or phase-phase a-b, b-c, c-a or positive sequence (require a three phase voltage, that is va, vb and vc) . By setting the phases used for sesrsyn, with the settings selphasebus1, selphasebus2, selphaseline2 and selphaseline2, a compensation is made ...

  • Page 302

    • live line and live bus. • voltage level difference. • frequency difference (slip). The bus and line frequency must also be within a range of ±5 hz from rated frequency. • phase angle difference. A time delay is available to ensure that the conditions are fulfilled for a minimum period of time. In ...

  • Page 303

    Fuse fail fuse fail line voltage line bus voltage line reference voltage bus voltage 52 ansi10000079-2-en.Vsd synchrocheck vhighbussc > 50 – 120% of gblbaseselbus vhighlinesc >50 – 120% of gblbaseselline vdiffsc phasediffm phasediffa freqdiffm freqdiffa ansi10000079 v2 en-us figure 116: principle fo...

  • Page 304

    1 2 a b energizingcheck line voltage bus voltage ansi10000078-4-en.Vsd vlivebusenerg > 50 - 120 % of gblbaseselbus vlivelineenerg > 50 - 120 % of gblbaseselline vdeadbusenerg vdeadlineenerg vmaxenerg gblbaseselline ansi10000078 v4 en-us figure 117: principle for the energizing check function the ene...

  • Page 305

    Depends on the status of the breakers and/or disconnectors. By checking the status of the disconnectors auxiliary contacts, the right voltages for the synchronism check and energizing check functions can be selected. Available voltage selection types are for single circuit breaker with double busbar...

  • Page 306

    Ansi09000171_1_en.Vsd sesrsyn (25) menmode intone psto swposn name1 name2 off dl db dlb slggio name3 name4 ansi09000171 v1 en-us figure 118: selection of the energizing direction from a local hmi symbol through a selector switch function block. 12.1.3 application examples m12323-3 v7 the synchronism...

  • Page 307

    12.1.3.1 single circuit breaker with single busbar m12324-3 v12 linevoltage/1/2/3 bus 1voltage bus 1 189 line v ref 1 fuse vt fuse vt 152 ansi0000093-1-en.Vsd va/vb/vc sesrsyn (25) v3pb1* v3pb2* v3pl1* v3pl2* block blksynch blksc blkenerg bus1_op bus1_cl bus2_op bus2_cl line1_op line1_cl line2_op li...

  • Page 308

    12.1.3.2 single circuit breaker with double busbar, external voltage selection m12325-3 v8 line voltag e 1/2/3 bus voltage bus 1 bus 2 189 289 line fuse vt fuse vt fuse vt 152 ansi10000094-1-en.Vsd vref1 va/vb/ v c sesrsyn (25) v3pb1* v3pb2* v3pl1* v3pl2* block blksynch blksc blkenerg bus1_op bus1_c...

  • Page 309

    12.1.3.3 single circuit breaker with double busbar, internal voltage selection m12326-3 v7 linevoltage/1/2/3 bus1voltage bus2voltage bus 1 bus 2 189 289 line vref1 vref2 va/vb/vc fuse vt fuse vt fuse vt 152 ansi10000095-1-en.Vsd sesrsyn (25) v3pb1* v3pb2* v3pl1* v3pl2* block blksynch blksc blkenerg ...

  • Page 310

    12.1.3.4 double circuit breaker m12329-3 v7 linevoltage/1/2/3 bus 1 voltage bus 2 voltage bus 1 bus 2 line 252 fuse vt fuse vt fuse vt 152 252 152 ansi10000096-1-en.Vsd vref1 vref2 va/vb/vc sesrsyn (25) v3pb1* v3pb2* v3pl1* v3pl2* block blksynch blksc blkenerg bus1_op bus1_cl bus2_op bus2_cl line1_o...

  • Page 311

    A double breaker arrangement requires two function blocks, one for breaker wa1_qa1 and one for breaker wa2_qa1. No voltage selection is necessary, because the voltage from busbar 1 vt is connected to v3pb1 on sesrsyn for wa1_qa1 and the voltage from busbar 2 vt is connected tov3pb1 on sesrsyn for wa...

  • Page 312

    Tie cb bus 1 cb ansi10000097-1-en.Vsd vref1 vref2 bus1 voltage bus 2voltage line 1 voltage 1/2/3 line 2 voltage 989 989 line 1 line 2 vref3 bus 1 bus 2 289 189 152 289 189 152 fuse vt fuse vt 6189 6289 152 fuse vt fuse vt va/vb/vc sesrsyn (25) v3pb1* v3pb2* v3pl1* v3pl2* block blksynch blksc blkener...

  • Page 313

    The connections are similar in all sesrsyn functions, apart from the breaker position indications. The physical analog connections of voltages and the connection to the ied and sesrsyn (25) function blocks must be carefully checked in pcm600. In all sesrsyn functions the connections and configuratio...

  • Page 314

    12.1.4 setting guidelines m12550-3 v14 the setting parameters for the synchronizing, synchronism check and energizing check function sesrsyn (25) are set via the local hmi (lhmi) or pcm600. This setting guidelines describes the settings of the sesrsyn (25) function via the lhmi. Common base ied valu...

  • Page 315

    • no voltage selection, no voltage sel. • single circuit breaker with double bus, double bus • breaker-and-a-half arrangement with the breaker connected to busbar 1, 1 1/2 bus cb • breaker-and-a-half arrangement with the breaker connected to busbar 2, 1 1/2 bus alt. Cb • breaker-and-a-half arrangeme...

  • Page 316

    Are provided, and it is better to let the synchronizing function close, as it will close at exactly the right instance if the networks run with a frequency difference. To avoid overlapping of the synchronizing function and the synchrocheck function the setting freqdiffmin must be set to a higher val...

  • Page 317

    Expected to be outside the limits from the start, a margin needs to be added. A typical setting is 600 seconds. Tminsynch the setting tminsynch is set to limit the minimum time at which the synchronizing closing attempt is given. The synchronizing function will not give a closing command within this...

  • Page 318

    Phasediffa setting. Fluctuations occurring at high speed autoreclosing limit phasediffa setting. Tscm and tsca the purpose of the timer delay settings, tscm and tsca, is to ensure that the synchrocheck conditions remains constant and that the situation is not due to a temporary interference. Should ...

  • Page 319

    The threshold voltages vdeadbusenerg and vdeadlineenerg, have to be set to a value greater than the value where the network is considered not to be energized. A typical value can be 40% of the base voltages. A disconnected line can have a considerable potential due to, for instance, induction from a...

  • Page 320

    12.2.2 application m12391-3 v8 in certain countries it is standard practice to provide delayed restoration after busbar protection operation for internal fault, reason being that many busbar faults are of the transient natures that is, animals, birds, storm, flying objects, etc. In such applications...

  • Page 321

    En04000146_ansi.Vsd open closed operate time line protection circuit breaker break time t rip c o m m an d c o nt ac ts s e pa ra te d a re e xt in g ui sh er s fault duration ar open time for breaker fault duration r es e ts in st a nt o f fa ul t o p er a te s break time closing time operate time ...

  • Page 322

    During the single-phase dead time there is an equivalent "series"-fault in the system resulting in a flow of zero sequence current. It is therefore necessary to coordinate the residual current protections (ground fault protection) with the single-phase tripping and the auto reclosing function. Atten...

  • Page 323

    Automatic reclosing is usually started by the line protection and in particular by instantaneous tripping of such protection. The auto recloser can be inhibited (blocked) when certain protection functions detecting permanent faults, such as shunt reactor, cable or busbar protection are in operation....

  • Page 324

    A permanent fault will cause the line protection to trip again when it recloses in an attempt to energize the line. The auto reclosing function allows a number of parameters to be adjusted. Examples: • number of auto reclosing shots • auto reclosing program • auto reclosing dead times for each shot ...

  • Page 325

    • cbready, circuit breaker ready for a reclosing cycle, for example, charged operating gear. • cbclosed to ensure that the circuit breaker was closed when the line fault occurred and start was applied. • no signal at inhibit input that is, no blocking or inhibit signal present. After the start has b...

  • Page 326

    Start, the auto reclosing dead time for two-phase or three-phase auto reclosing is used. There is also a separate time setting facility for three-phase high-speed auto reclosing without synchrocheck, t1 3phhs, available for use when required. It is activated by the ri_hs input. A time extension dela...

  • Page 327

    12.2.2.9 armode = 1/2/3ph m12391-127 v8 single-phase, two-phase or three-phase auto reclosing first shot, followed by 3-phase auto reclosing shots, if selected. Here, the auto recloser is assumed to be "on" and "ready". The circuit breaker is closed and the operation gear ready (operating energy sto...

  • Page 328

    Expression “1*2ph” should be understood as “only one shot at two-phase auto reclosing”. 12.2.2.12 armode = 1/2ph + 1*3ph, 1-phase, 2-phase or 3-phase reclosing in the first shot guid-9c2fb801-f324-465e-8fd2-715a9c3d0bd8 v2 at single-pole or two-pole tripping, the operation is as in the example descr...

  • Page 329

    Modeint (integer) armode type of fault 1st shot 2nd-5th shot 6 1ph + 1*2/3ph 1ph 1ph 3ph 2ph 2ph ..... 3ph 3ph ..... A start of a new auto reclosing cycle during the set “reset time” is blocked when the set number of reclosing shots have been reached. 12.2.2.14 external selection of auto reclosing m...

  • Page 330

    Pulse (trip), the breaker closing command pulse is then cut (interrupted). The minimum breaker closing command pulse length is always 50ms. At the issue of the breaker closing command, the appropriate auto recloser operation counter is incremented. There is a counter for each type of auto reclosing ...

  • Page 331

    Different alternatives regarding what shall generate lock-out. Examples of questions are: • shall back-up time delayed trip give lock-out (normally yes) • shall lock-out be generated when closing onto a fault (mostly) • shall lock-out be generated when the auto recloser is off at the fault or for ex...

  • Page 332

    Close command or smbrrec (79) or ccrbrf (50bf) bj-trip zcvpsof-trip inhibit unsuccl bjtrip ansi05000316_2_en.Vsd smpptrc (94) smbo and reset lock-out or or sesrsyn (25) software or io reset auto stop man enok man close smbrrec (79) close setlkout cllout rstlout ansi05000316 v2 en-us figure 127: lock...

  • Page 333

    Functions, but the circuit breaker is still not closed. This is done by setting autocont = enabled and tautocontwait to the required delay for the function to proceed without a new start. 12.2.2.22 thermal overload protection holding the auto recloser back m12391-226 v3 if the tholhold input (therma...

  • Page 334

    Breaker not charged” or “not ready”, an inverter can be inserted in front of the cbready input. Inhibit to this input shall be connected signals that interrupt an auto reclosing cycle or prevent a start from being accepted. Such signals can come from protection for a line connected shunt reactor, fr...

  • Page 335

    Skiphs the high-speed auto reclosing sequence can be skipped and be replaced by normal auto reclosing sequence by activating skiphs input before the starths high-speed start input is activated. The replacement is done for the 1st shot. Ri the start input should be connected to the trip function (smp...

  • Page 336

    Trsotf this is the signal “trip by switch onto fault”. It is usually connected to the “switch onto fault” output of line protection if multi-shot auto reclosing attempts are used. The input will start the shots two to five. Wait used to hold back reclosing of the “low priority unit” during sequentia...

  • Page 337

    Active indicates that the auto recloser is active, from start until end of reset time. Blocked indicates that auto recloser is temporarily or permanently blocked. Closecmd connect to a binary output for circuit breaker closing command. Count1p, count2p, count3p1, count3p2, count3p3, count3p4 and cou...

  • Page 338

    Ready indicates that the auto recloser is ready for a new and complete auto reclosing sequence. It can be connected to the zone extension if a line protection should have extended zone reach before auto reclosing. Seton indicates that auto recloser is switched on and operative. Succl if the circuit ...

  • Page 339

    Ansi04000135-3-en.Vsd on off blkon blkoff inhibit blocked seton inprogr active unsuccl succl closecmd 1pt1 wfmaster reset ri tholhold ready trsotf sync input xx xx xx xx xx xx xx xx xx xx or or output xx xx xx xx xx xx xx xx xx xx protection xxxx-trip zcvpsof-trip zmqpdis (21)--trip sesrsyn (25)-aut...

  • Page 340

    Ansi04000136-3-en.Vsd on off blkon blkoff inhibit blocked seton inprogr active unsuccl succl closecb permit1p 3pt1 wfmaster reset 1pt1 2pt1 trsotf tr2p tr3p sync input xx xx xx xx xx xx xx xx xx xx or or output xx or protection xxxx-trip zcvpsof-trip zmqpdis (21)-trip trip-tr2p trip-tr3p sesrsyn (25...

  • Page 341

    For tslavedeadtime is 0.1sec because both master and slave should not send the breaker closing command at the same time. The slave should take the duration of the breaker closing time of the master into consideration before sending the breaker closing command. A setting twaitformaster sets a maximum...

  • Page 342

    Ansi04000137-3-en.Vsd active unsuccl ready 3pt2 3pt3 wait cbready trsotf reset blkoff blkon off on blocked seton inprogr 3pt4 sync inhibit terminal ‘‘ master ” priority = high smbrrec (79) wait terminal ‘‘ slave ” priority = low cb1 cb2 wfmaster wfmaster *) other input/output signals as in previous ...

  • Page 343

    General settings operation: the operation of the auto recloser can be switched enabled or disabled. Externalctrl: this setting makes it possible to switch the auto recloser on or off using an external switch via io or communication ports. Armode: there are six different possibilities in the selectio...

  • Page 344

    Zoneseqcoord: the zonestep input is used when coordination between local auto reclosers and down stream auto reclosers is needed. When this input is activated the auto recloser increases its actual shot number by one and enters “reset time” status. If a start is received during this reclaim time the...

  • Page 345

    Pulse setting may facilitate dynamic indication at testing, for example, in debug mode of the application configuration tool (act) in pcm600. In circuit breakers without anti-pumping relays, the setting cutpulse = enabled can be used to avoid repeated closing operations when reclosing onto a fault. ...

  • Page 346

    Single-phase auto reclosing dead time: a typical setting is t1 1ph = 800ms. Due to the influence of energized phases the arc extinction may not be instantaneous. In long lines with high voltage the use of shunt reactors in the form of a star with a neutral reactor improves the arc extinction. Three-...

  • Page 347

    Auto reclosing operation. When the wait input is reset at the time of a successful reclosing of the first circuit breaker, the slave is released to continue the auto reclosing sequence after the set tslavedeadtime. The reason for shortening the time, for the normal dead timers with the value of tsla...

  • Page 348

    Station hmi gw cc station bus breakers disconnectors grounding switches ansi08000227.Vsd apparatus control ied close/open local hmi apparatus control ied apparatus control ied local hmi local hmi close/open close/open ansi08000227 v1 en-us figure 131: overview of the apparatus control functions feat...

  • Page 349

    • reservation input resin • local remote locrem • local remote control locremctrl the signal flow between the function blocks is shown in figure 132 . To realize the reservation function, the function blocks reservation input (resin) and bay reserve (qcrsv) also are included in the apparatus control...

  • Page 350

    En05000116_ansi.Vsd sxcbr scswi scilo sxcbr sxcbr scswi scilo sxswi 189 989 iec 61850 qcbay 152 ansi05000116 v1 en-us figure 132: signal flow between apparatus control function blocks when all functions are situated within the ied section 12 1mrk 505 370-uus a control 344 busbar protection reb670 2....

  • Page 351

    Merging unit bay level ied xcbr xcbr xcbr scswi iec 61850 on station bus xswi qcbay scilo scswi goosexlnrcv scilo xlnproxy goosexlnrcv xlnproxy -qa1 -qb1 -qb9 goose over process bus iec16000070-1-en.Vsdx iec16000070 v1 en-us figure 133: signal flow between apparatus control functions with xcbr and x...

  • Page 352

    Control operation can be performed from the local ied hmi. If users are defined in the ied, then the local/remote switch is under authority control, otherwise the default user can perform control operations from the local ied hmi without logging in. The default position of the local/remote switch is...

  • Page 353

    12.3.1.1 bay control qcbay m16595-3 v9 the bay control (qcbay) is used to handle the selection of the operator place per bay. The function gives permission to operate from two main types of locations either from remote (for example, control centre or station hmi) or from local (local hmi on the ied)...

  • Page 354

    12.3.1.2 switch controller scswi m16596-3 v5 scswi may handle and operate on one three-phase device or three one-phase switching devices. After the selection of an apparatus and before the execution, the switch controller performs the following checks and actions: • a request initiates to reserve ot...

  • Page 355

    The purpose of these functions is to provide the actual status of positions and to perform the control operations, that is, pass all the commands to the primary apparatus via output boards and to supervise the switching operation and position. Switches have the following functionalities: • local/rem...

  • Page 356

    Iec16000071 v1 en-us figure 135: configuration with xlnproxy and goosexlnrcv where all the iec 61850 modelled data is used, including selection section 12 1mrk 505 370-uus a control 350 busbar protection reb670 2.2 ansi application manual.

  • Page 357

    Iec16000072 v1 en-us figure 136: configuration with xlnproxy and goosexlnrcv where only the mandatory data in the iec 61850 modelling is used all the information from the xlnproxy to the scswi about command following status, causes for failed command and selection status is transferred in the output...

  • Page 358

    Table 41: possible cause values from xlnproxy cause no cause description conditions 8 blocked-by-mode the beh input is 5. 2 blocked-by-switching-hierarchy the loc input indicates that only local commands are allowed for the breaker ied function. -24 blocked-for-open-cmd the blkopn is active indicati...

  • Page 359

    Wants the reservation sends a reservation request to other bays and then waits for a reservation granted signal from the other bays. Actual position indications from these bays are then transferred over the station bus for evaluation in the ied. After the evaluation the operation can be executed wit...

  • Page 360

    En 05000118_ansi.Vsd scswi selected res_ ext + ied bi bo ied bi bo or other scswi in the bay ansi05000118 v2 en-us figure 138: application principles for reservation with external wiring the solution in figure 138 can also be realized over the station bus according to the application example in figu...

  • Page 361

    • the switch controller (scswi) initializes all operations for one apparatus. It is the command interface of the apparatus. It includes the position reporting as well as the control of the position • the circuit breaker (sxcbr) is the process interface to the circuit breaker for the apparatus contro...

  • Page 362

    Sxcbr (circuit breaker) interlocking function block (not a ln) scswi (switching control) qcbay (bay control) smbrrec (auto- reclosure) i/o trip close rel. Res. Req. Start a r close cb position res. Granted operator place selection scswi (switching control) sxswi (disconnector) open cmd close cmd pos...

  • Page 363

    Ansi05000120-2-en.Vsd zmqpdis (distance) sxcbr (circuit breaker) interlocking function block (not a ln) scswi (switching control) qcbay (bay control) smbrrec (auto- reclosure) i/o trip close rel. Res. Req. In iti at e a r close cb position res. Granted operator place selection scswi (switching contr...

  • Page 364

    12.3.3 setting guidelines m16669-3 v4 the setting parameters for the apparatus control function are set via the local hmi or pcm600. 12.3.3.1 bay control (qcbay) m16670-3 v7 if the parameter allpstovalid is set to no priority, all originators from local and remote are accepted without any priority. ...

  • Page 365

    The time parameter tresresponse is the allowed time from reservation request to the feedback reservation granted from all bays involved in the reservation function. When the time has expired, the control function is reset, and a cause-code is given. Tsynchrocheck is the allowed time for the synchron...

  • Page 366

    Command output pulse remains active until the timer topenpulsetclosepulse has elapsed. Topenpulse is the output pulse length for an open command. If adaptivepulse is set to adaptive, it is the maximum length of the output pulse for an open command. The default length is set to 200 ms for a circuit b...

  • Page 367

    12.3.3.5 bay reserve (qcrsv) m16677-3 v3 the timer tcancelres defines the supervision time for canceling the reservation, when this cannot be done by requesting bay due to for example communication failure. When the parameter paramrequestx (x=1-8) is set to only own bay res. Individually for each ap...

  • Page 368

    Example 100a) after grounding of a line. Circuit breakers are usually not interlocked. Closing is only interlocked against running disconnectors in the same bay, and the bus-coupler opening is interlocked during a busbar transfer. The positions of all switching devices in a bay and from some other b...

  • Page 369

    When they are set to 0=false. 12.4.2 interlocking for line bay abc_line (3) ip14139-1 v2 12.4.2.1 application m13561-3 v8 the interlocking for line bay (abc_line, 3) function is used for a line connected to a double busbar arrangement with a transfer busbar according to figure 141 . The function can...

  • Page 370

    These signals from each line bay (abc_line, 3) except that of the own bay are needed: signal 789optr 789 is open vp789tr the switch status for 789 is valid. Exdu_bpb no transmission error from the bay that contains the above information. For bay n, these conditions are valid: and bb7_d_op vp_bb7_d e...

  • Page 371

    Section 1 section 2 a1a2_dc(bs) b1b2_dc(bs) abc_line abc_bc abc_line abc_bc (wa1)a1 (wa2)b1 (wa7)c c b2 a2 en04000479_ansi.Vsd ansi04000479 v1 en-us figure 143: busbars divided by bus-section disconnectors (circuit breakers) to derive the signals: signal bc_12_cl a bus-coupler connection exists betw...

  • Page 372

    These signals from each bus-section disconnector bay (a1a2_dc) are also needed. For b1b2_dc, corresponding signals from busbar b are used. The same type of module (a1a2_dc) is used for different busbars, that is, for both bus-section disconnector a1a2_dc and b1b2_dc. Signal dcoptr the bus-section di...

  • Page 373

    Bc12cltr (sect.1) dccltr (a1a2) dccltr (b1b2) or and bc12cltr (sect.2) vpbc12tr (sect.1) vpdctr (a1a2) vpdctr (b1b2) vpbc12tr (sect.2) or bc17optr (sect.1) dcoptr (a1a2) bc17optr (sect.2) bc17cltr (sect.1) dccltr (a1a2) bc17cltr (sect.2) vpbc17tr (sect.1) vpdctr (a1a2) vpbc17tr (sect.2) bc27optr (se...

  • Page 374

    12.4.2.4 configuration setting m13560-108 v4 if there is no bypass busbar and therefore no 789 disconnector, then the interlocking for 789 is not used. The states for 789, 7189g, bb7_d, bc_17, bc_27 are set to open by setting the appropriate module inputs as follows. In the functional block diagram,...

  • Page 375

    12.4.3 interlocking for bus-coupler bay abc_bc (3) ip14144-1 v2 12.4.3.1 application m13555-3 v8 the interlocking for bus-coupler bay (abc_bc, 3) function is used for a bus-coupler bay connected to a double busbar arrangement according to figure 145 . The function can also be used for a single busba...

  • Page 376

    Signal q1289optr 189 or 289 or both are open. Vp1289tr the switch status of 189 and 289 are valid. Exdu_12 no transmission error from the bay that contains the above information. For bus-coupler bay n, these conditions are valid: 1289optr (bay 1) 1289optr (bay 2) . . . . . . 1289optr (bay n-1) and b...

  • Page 377

    The following signals from each bus-section disconnector bay (a1a2_dc) are needed. For b1b2_dc, corresponding signals from busbar b are used. The same type of module (a1a2_dc) is used for different busbars, that is, for both bus-section disconnector a1a2_dc and b1b2_dc. Signal dcoptr the bus-section...

  • Page 378

    12.4.3.4 signals from bus-coupler m13553-58 v5 if the busbar is divided by bus-section disconnectors into bus-sections, the signals bc_12 from the busbar coupler of the other busbar section must be transmitted to the own busbar coupler if both disconnectors are closed. En04000484_ansi.Vsd section 1 ...

  • Page 379

    If the busbar is divided by bus-section circuit breakers, the signals from the bus-section coupler bay (a1a2_bs), rather than the bus-section disconnector bay (a1a2_dc), must be used. For b1b2_bs, corresponding signals from busbar b are used. The same type of module (a1a2_bs) is used for different b...

  • Page 380

    • 7189g_op = 1 • 7189g_cl = 0 if there is no second busbar b and therefore no 289 and 2089 disconnectors, then the interlocking for 289 and 2089 are not used. The states for 289, 2089, 2189g, bc_12, bbtr are set to open by setting the appropriate module inputs as follows. In the functional block dia...

  • Page 381

    189 289 189g 289g wa1 (a) wa2 (b) 389g 489g 489 389 252 and 489g are not used in this interlocking ab_trafo en04000515_ansi.Vsd 252 152 ansi04000515 v1 en-us figure 151: switchyard layout ab_trafo (3) m13566-4 v4 the signals from other bays connected to the module ab_trafo are described below. 12.4....

  • Page 382

    En04000487_ansi.Vsd section 1 section 2 a1a2_dc(bs) b1b2_dc(bs) ab_trafo abc_bc ab_trafo abc_bc (wa1)a1 (wa2)b1 (wa7)c c b2 a2 ansi04000487 v1 en-us figure 152: busbars divided by bus-section disconnectors (circuit breakers) the project-specific logic for input signals concerning bus-coupler are the...

  • Page 383

    If there is no second busbar b at the other side of the transformer and therefore no 489 disconnector, then the state for 489 is set to open by setting the appropriate module inputs as follows: • 489_op = 1 • 489_cl = 0 12.4.5 interlocking for bus-section breaker a1a2_bs (3) ip14154-1 v2 12.4.5.1 ap...

  • Page 384

    En04000489_ansi.Vsd section 1 section 2 a1a2_bs b1b2_bs abc_line abc_bc abc_line abc_bc (wa1)a1 (wa2)b1 (wa7)c c b2 a2 ab_trafo ab_trafo ansi04000489 v1 en-us figure 154: busbars divided by bus-section circuit breakers to derive the signals: signal bbtr_op no busbar transfer is in progress concernin...

  • Page 385

    Signal s1s2optr no bus-section coupler connection between bus-sections 1 and 2. Vps1s2tr the switch status of bus-section coupler bs is valid. Exdu_bs no transmission error from the bay that contains the above information. For a bus-section circuit breaker between a1 and a2 section busbars, these co...

  • Page 386

    For a bus-section circuit breaker between b1 and b2 section busbars, these conditions are valid: en04000491_ansi.Vsd s1s2optr (a1a2) bc12optr (sect.1) 1289optr (bay 1/sect.2) 1289optr (bay n/sect.2) s1s2optr (a1a2) bc12optr (sect.2) 1289optr (bay 1/sect.1) 1289optr (bay n /sect.1) bbtr_op vp_bbtr ex...

  • Page 387

    12.4.6 interlocking for bus-section disconnector a1a2_dc (3) ip14159-1 v2 12.4.6.1 application m13544-3 v7 the interlocking for bus-section disconnector (a1a2_dc, 3) function is used for one bus-section disconnector between section 1 and 2 according to figure 157 . A1a2_dc (3) function can be used f...

  • Page 388

    Signal s1dc_op all disconnectors on bus-section 1 are open. S2dc_op all disconnectors on bus-section 2 are open. Vps1_dc the switch status of disconnectors on bus-section 1 is valid. Vps2_dc the switch status of disconnectors on bus-section 2 is valid. Exdu_bb no transmission error from any bay that...

  • Page 389

    For a bus-section disconnector, these conditions from the a1 busbar section are valid: 189optr (bay 1/sect.A1) s1dc_op vps1_dc exdu_bb en04000494_ansi.Vsd and 189optr (bay n/sect.A1) . . . . . . . . . Vp189tr (bay 1/sect.A1) vp189tr (bay n/sect.A1) exdu_bb (bay 1/sect.A1) exdu_bb (bay n/sect.A1) . ....

  • Page 390

    En04000496_ansi.Vsd 289optr (22089otr)(bay 1/sect.B1) s1dc_op vps1_dc exdu_bb 289optr (22089otr)(bay n/sect.B1) . . . . . . . . . Vp289tr (v22089tr)(bay 1/sect.B1) vp289tr (v22089tr)(bay n/sect.B1) exdu_bb (bay 1/sect.B1) exdu_bb (bay n/sect.B1) . . . . . . . . . . . . . . . . . . And and and ansi04...

  • Page 391

    The same type of module (a1a2_dc) is used for different busbars, that is, for both bus-section disconnector a1a2_dc and b1b2_dc. But for b1b2_dc, corresponding signals from busbar b are used. En04000498_ansi.Vsd section 1 section 2 a1a2_dc(bs) b1b2_dc(bs) db_bus db_bus db_bus db_bus (wa1)a1 (wa2)b1 ...

  • Page 392

    En04000499_ansi.Vsd 189optr (bay 1/sect.A1) s1dc_op vps1_dc exdu_bb and 189optr (bay n/sect.A1) . . . . . . . . . Vp189tr (bay 1/sect.A1) vp189tr (bay n/sect.A1) exdu_db (bay 1/sect.A1) exdu_db (bay n/sect.A1) . . . . . . . . . . . . . . . . . . And and ansi04000499 v1 en-us figure 164: signals from...

  • Page 393

    En04000501_ansi.Vsd 289optr (bay 1/sect.B1) s1dc_op vps1_dc exdu_bb and 289optr (bay n/sect.B1) . . . . . . . . . Vp289tr (bay 1/sect.B1) vp289tr (bay n/sect.B1) exdu_db (bay 1/sect.B1) exdu_db (bay n/sect.B1) . . . . . . . . . . . . . . . . . . And and ansi04000501 v1 en-us figure 166: signals from...

  • Page 394

    En04000503_ansi.Vsd section 1 section 2 a1a2_dc(bs) b1b2_dc(bs) bh_line (wa1)a1 (wa2)b1 b2 a2 bh_line bh_line bh_line ansi04000503 v1 en-us figure 168: busbars divided by bus-section disconnectors (circuit breakers) the project-specific logic is the same as for the logic for the double-breaker confi...

  • Page 395

    12.4.7.2 signals in single breaker arrangement m15053-6 v5 the busbar grounding switch is only allowed to operate if all disconnectors of the bus- section are open. En04000505_ansi.Vsd section 1 section 2 a1a2_dc(bs) b1b2_dc(bs) ab_trafo abc_line bb_es abc_line (wa1)a1 (wa2)b1 (wa7)c c b2 a2 bb_es a...

  • Page 396

    Signal dcoptr the bus-section disconnector is open. Vpdctr the switch status of bus-section disconnector dc is valid. Exdu_dc no transmission error from the bay that contains the above information. If no bus-section disconnector exists, the signal dcoptr, vpdctr and exdu_dc are set to 1 (true). If t...

  • Page 397

    189optr (bay 1/sect.A2) bb_dc_op vp_bb_dc exdu_bb en04000507_ansi.Vsd 189optr (bay n/sect.A2) . . . . . . . . . Vp189tr (bay 1/sect.A2) vp189tr (bay n/sect.A2) vpdctr (a1/a2) exdu_bb (bay n/sect.A2) . . . . . . . . . . . . . . . . . . And dcoptr (a1/a2) exdu_bb (bay 1/sect.A2) exdu_dc (a1/a2) and an...

  • Page 398

    289optr(22089otr)(bay 1/sect.B1) bb_dc_op vp_bb_dc exdu_bb en04000508_ansi.Vsd 289ptr (22089otr)(bay n/sect.B1) . . . . . . . . . Vp289tr(v22089tr) (bay 1/sect.B1) vp289tr(v22089tr) (bay n/sect.B1) vpdctr (b1/b2) exdu_bb (bay n/sect.B1) . . . . . . . . . . . . . . . . . . And and and dcoptr (b1/b2) ...

  • Page 399

    For a busbar grounding switch on bypass busbar c, these conditions are valid: 789optr (bay 1) bb_dc_op vp_bb_dc exdu_bb en04000510_ansi.Vsd and and and 789optr (bay n) . . . . . . . . . Vp789tr (bay 1) vp789tr (bay n) exdu_bb (bay 1) exdu_bb (bay n) . . . . . . . . . . . . . . . . . . Ansi04000510 v...

  • Page 400

    Signal 189optr 189 is open. 289optr 289 is open. Vp189tr the switch status of 189 is valid. Vp289tr the switch status of 289 is valid. Exdu_db no transmission error from the bay that contains the above information. These signals from each bus-section disconnector bay (a1a2_dc) are also needed. For b...

  • Page 401

    12.4.8 interlocking for double cb bay db (3) ip14167-1 v2 12.4.8.1 application m13585-3 v10 the interlocking for a double busbar double circuit breaker bay including db_bus_a (3), db_bus_b (3) and db_line (3) functions are used for a line connected to a double busbar arrangement according to figure ...

  • Page 402

    • 989_op = 1 • 989_cl = 0 • 989g_op = 1 • 989g_cl = 0 if, in this case, line voltage supervision is added, then rather than setting 989 to open state, specify the state of the voltage supervision: • 989_op = volt_off • 989_cl = volt_on if there is no voltage supervision, then set the corresponding i...

  • Page 403

    Wa1 (a) wa2 (b) 189 189g 289g 989g 689 989 289 189g 289g 389g 689 389g 6289 6189 189g 289g 989g 989 bh_line_a bh_line_b bh_conn en04000513_ansi.Vsd 152 152 152 ansi04000513 v1 en-us figure 179: switchyard layout breaker-and-a-half m13570-7 v4 three types of interlocking modules per diameter are defi...

  • Page 404

    If, in this case, line voltage supervision is added, then rather than setting 989 to open state, specify the state of the voltage supervision: • 989_op = volt_off • 989_cl = volt_on if there is no voltage supervision, then set the corresponding inputs as follows: • volt_off = 1 • volt_on = 0 12.5 lo...

  • Page 405

    Sets the number of positions to x in settings – for example, there will be only the first x outputs available from the block in the configuration). Also the frequency of the (up or down) pulses should be lower than the setting tpulse. From the local hmi, the selector switch can be operated from sing...

  • Page 406

    The ipos1 and the ipos2 inputs) and represent it through the single line diagram symbols (or use it in the configuration through the outputs pos1 and pos2) as well as, a command function (controlled by the psto input), giving switching commands through the cmdpos12 and cmdpos21 outputs. The output p...

  • Page 407

    12.7.1 identification guid-e16ea78f-6df9-4b37-a92d-5c09827e2297 v3 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number generic communication function for double point indication dpgapc - - 12.7.2 application semod55391-5 v8 generic communication funct...

  • Page 408

    12.7.3 setting guidelines semod55398-5 v4 the function does not have any parameters available in the local hmi or pcm600. 12.8 single point generic control 8 signals spc8gapc semod176448-1 v3 12.8.1 identification semod176456-2 v3 function description iec 61850 identification iec 60617 identificatio...

  • Page 409

    Tpulsex: if pulsemodex is set to pulsed, then tpulsex will set the length of the pulse (in seconds). 12.9 automationbits, command function for dnp3.0 autobits semod158589-1 v3 12.9.1 identification guid-c3bb63f5-f0e7-4b00-af0f-917ecf87b016 v4 function description iec 61850 identification iec 60617 i...

  • Page 410

    12.10.1 identification guid-2217ccc2-5581-407f-a4bc-266cd6808984 v1 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number single command, 16 signals singlecmd - - 12.10.2 application m12445-3 v3 single command, 16 signals (singlecmd) is a common functio...

  • Page 411

    Single command function singlecmd cmdouty outy function n en04000207.Vsd function n iec04000207 v2 en-us figure 182: application example showing a logic diagram for control of built-in functions single command function singlesmd cmdouty outy device 1 user- defined conditions configuration logic circ...

  • Page 412

    Parameters to be set are mode, common for the whole block, and cmdouty which includes the user defined name for each output signal. The mode input sets the outputs to be one of the types disabled, steady, or pulse. • disabled, sets all outputs to 0, independent of the values sent from the station le...

  • Page 413

    Section 13 logic 13.1 trip matrix logic tmagapc ip15121-1 v4 13.1.1 identification semod167882-2 v3 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number trip matrix logic tmagapc - - 13.1.2 application m15321-3 v12 the trip matrix logic tmagapc functio...

  • Page 414

    13.2 logic for group alarm almcalh guid-64ea392c-950f-486c-8d96-6e7736b592bf v1 13.2.1 identification guid-64ea392c-950f-486c-8d96-6e7736b592bf v1 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number logic for group alarm almcalh - - 13.2.2 application...

  • Page 415

    13.3.1.2 setting guidelines guid-b08f2636-33da-4937-92eb-1a8ac0909ab4 v2 operationenabled or disabled 13.4 logic for group indication indcalh 13.4.1 identification guid-3b5d4371-420d-4249-b6a4-5a168920d635 v4 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 devi...

  • Page 416

    13.5.1 application guid-f5d6f065-441b-4296-ac56-f4dc1f5487e3 v3 a set of standard logic blocks, like and, or etc, and timers are available for adapting the ied configuration to the specific application needs. Additional logic blocks that, beside the normal logical function, have the capability to pr...

  • Page 417

    Iec09000695_2_en.Vsd iec09000695 v2 en-us figure 184: example designation, serial execution number and cycle time for logic function iec09000310-2-en.Vsd iec09000310 v2 en-us figure 185: example designation, serial execution number and cycle time for logic function that also propagates timestamp and...

  • Page 418

    13.6 fixed signal function block fxdsign ip15080-1 v2 13.6.1 identification semod167904-2 v2 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number fixed signals fxdsign - - 13.6.2 application m15322-3 v12 the fixed signals function (fxdsign) has nine pr...

  • Page 419

    I3pw1ct1 i3pw2ct1 i3p refpdif (87n) ansi11000084_1_en.Vsd grp_off fxdsign ansi11000084 v1 en-us figure 187: refpdif (87n) function inputs for normal transformer application 13.7 boolean 16 to integer conversion b16i semod175715-1 v1 13.7.1 identification semod175721-2 v2 function description iec 618...

  • Page 420

    Receiving up to 16 booleans input locally. If the block input is activated, it will freeze the output at the last value. Values of each of the different outx from function block b16i for 1≤x≤16. The sum of the value on each inx corresponds to the integer presented on the output out on the function b...

  • Page 421

    13.8.1 identification semod175757-2 v5 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number boolean to integer conversion with logical node representation, 16 bit btigapc - - 13.8.2 application semod175849-4 v6 boolean to integer conversion with logica...

  • Page 422

    Name of input type default description value when activated value when deactivated in12 boolean 0 input 12 2048 0 in13 boolean 0 input 13 4096 0 in14 boolean 0 input 14 8192 0 in15 boolean 0 input 15 16384 0 in16 boolean 0 input 16 32768 0 the sum of the numbers in column “value when activated” when...

  • Page 423

    The sum of the value on each inx corresponds to the integer presented on the output out on the function block ib16. Name of input type default description value when activated value when deactivated in1 boolean 0 input 1 1 0 in2 boolean 0 input 2 2 0 in3 boolean 0 input 3 4 0 in4 boolean 0 input 4 8...

  • Page 424

    13.10.2 application guid-221afc68-c31c-459f-8301-2a8048cb93ce v1 integer to boolean conversion for six-zone busbar bctzconn is used to transform the zone connection integer signal of each ct from one bay function block into 7 binary (logical) signals in the six-zone busbar differential protection. I...

  • Page 425

    Figure 188 shows an example how to use bctzconn to facilitate the recording of the zone connection information from one bay, say feeder 01, to a disturbance recorder in act for any six-zone busbar differential protection application. Iec16000075-1-en.Vsdx iec16000075 v1 en-us figure 188: bctzconn co...

  • Page 426

    The values of the different outx are according to the table 45 . If the block input is activated, it freezes the logical outputs at the last value. Table 45: output signals name of outx type description value when activated value when deactivated out1 boolean output 1 1 0 out2 boolean output 2 2 0 o...

  • Page 427

    13.12.2 application guid-b4b47167-c8de-4496-aef1-5f0fd1768a87 v2 the function teigapc is used for user-defined logics and it can also be used for different purposes internally in the ied. An application example is the integration of elapsed time during the measurement of neutral point voltage or neu...

  • Page 428

    13.13.2 application guid-4c6d730d-bb1c-45f1-a719-1267234bf1b9 v1 the function gives the possibility to monitor the level of integer values in the system relative to each other or to a fixed value. It is a basic arithmetic function that can be used for monitoring, supervision, interlocking and other ...

  • Page 429

    Set the enaabs = absolute set the refsource = set value setvalue shall be set between -2000000000 to 2000000000 similarly for signed comparison between input and setting set the enaabs = signed set the refsource = set value setvalue shall be set between -2000000000 to 2000000000 13.14 comparator for...

  • Page 430

    • input ref: the function will take reference value from input ref • set value: the function will take reference value from setting setvalue setvalue: this setting is used to set the reference value for comparison when setting refsource is selected as set value. If this setting value is less than 0....

  • Page 431

    If the comparison should be done between two current magnitudes then those current signals need to be connected to function inputs, input and ref. Then the settings should be adjusted as below, enaabs = absolute refsource = input ref equalbandhigh = 5.0 % of reference value equalbandlow = 5.0 % of r...

  • Page 432

    426.

  • Page 433

    Section 14 monitoring 14.1 measurement guid-9d2d47a0-fe62-4fe3-82ee-034bed82682a v1 14.1.1 identification semod56123-2 v8 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number power system measurements cvmmxn p, q, s, i, u, f symbol-rr v1 en-us - phase ...

  • Page 434

    14.1.2 application semod54488-4 v12 measurement functions are used for power system measurement, supervision and reporting to the local hmi, monitoring tool within pcm600 or to station level for example, via iec 61850. The possibility to continuously monitor measured values of active power, reactive...

  • Page 435

    • i: phase currents (magnitude and angle) (cmmxu) • v: voltages (phase-to-ground and phase-to-phase voltage, magnitude and angle) (vmmxu, vnmmxu) the cvmmxn function calculates three-phase power quantities by using fundamental frequency phasors (dft values) of the measured current and voltage signal...

  • Page 436

    U system mean voltage, calculated according to selected mode i system mean current, calculated according to selected mode f frequency relevant settings and their values on the local hmi under main menu/settings/ied settings/monitoring/servicevalues(p_q)/cvmmxn(p_q): • when system voltage falls below...

  • Page 437

    Vgenzerodb: minimum level of voltage in % of vbase, used as indication of zero voltage (zero point clamping). If measured value is below vgenzerodb calculated s, p, q and pf will be zero. Igenzerodb: minimum level of current in % of ibase, used as indication of zero current (zero point clamping). If...

  • Page 438

    Observe the related zero point clamping settings in setting group n for cvmmxn (vgenzerodb and igenzerodb). If measured value is below vgenzerodb and/or igenzerodb calculated s, p, q and pf will be zero and these settings will override xzerodb. Xreptyp: reporting type. Cyclic (cyclic), magnitude dea...

  • Page 439

    100 30 5 imagcomp5 imagcomp30 imagcomp100 -10 +10 magnitude compensation % of in measured current % of in 0-5%: constant 5-30-100%: linear >100%: constant 100 30 5 iangcomp5 iangcomp30 iangcomp100 -10 +10 angle compensation degrees measured current % of in ansi05000652_3_en.Vsd ansi05000652 v3 en-us...

  • Page 440

    Measurement function application for a 380kv ohl semod54481-12 v11 single line diagram for this application is given in figure 190 : 380kv busbar 380kv ohl p q 800/5 a ansi09000039-1-en.Vsd 380kv 120v / 3 3 kv ied ansi09000039 v1 en-us figure 190: single line diagram for 380kv ohl application in ord...

  • Page 441

    Table 46: general settings parameters for the measurement function setting short description selected value comments operation operation off/on on function must be on powampfact amplitude factor to scale power calculations 1.000 it can be used during commissioning to achieve higher measurement accur...

  • Page 442

    Setting short description selected value comments phihilim high high limit (physical value), % of sbase 60 high alarm limit that is, extreme overload alarm, hence it will be 415 mw. Philim high limit (physical value), in % of sbase 50 high warning limit that is, overload warning, hence it will be 37...

  • Page 443

    132kv busbar 200/5 33kv busbar 500/5 p q 31.5 mva ansi09000040-1-en.Vsd 33kv 120v / 3 3 v ab ied ansi09000040 v1 en-us figure 191: single line diagram for transformer application in order to measure the active and reactive power as indicated in figure 191 , it is necessary to do the following: 1. Se...

  • Page 444

    Table 49: general settings parameters for the measurement function setting short description selected value comment operation operation disabled / enabled enabled function must be enabled powampfact magnitude factor to scale power calculations 1.000 typically no scaling is required powangcomp angle ...

  • Page 445

    230kv busbar 300/5 4000/5 100 mva g p q 100 mva 15.65kv ansi09000041-1-en.Vsd 15/0.12kv v ab , v bc , ied ansi09000041 v1 en-us figure 192: single line diagram for generator application in order to measure the active and reactive power as indicated in figure 192 , it is necessary to do the following...

  • Page 446

    Table 50: general settings parameters for the measurement function setting short description selected value comment operation operation off/on on function must be on powampfact amplitude factor to scale power calculations 1.000 typically no scaling is required powangcomp angle compensation for phase...

  • Page 447

    14.2.3 setting guidelines guid-df6bec98-f806-41ce-8c29-bee9c88fc1fd v2 the parameters for gas medium supervision ssimg can be set via local hmi or protection and control manager pcm600. Operation: this is used to disable/enable the operation of gas medium supervision i.E. Off/on. Presalmlimit: this ...

  • Page 448

    14.3 liquid medium supervision ssiml (71) guid-37669e94-4830-4c96-8a67-09600f847f23 v3 14.3.1 identification guid-4ce96ef6-42c6-4f2e-a190-d288abf766f6 v3 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number insulation liquid monitoring function ssiml -...

  • Page 449

    Ttempalarm: this is used to set the time delay for a temperature alarm indication, given in s. Ttemplockout: this is used to set the time delay for a temperature lockout indication, given in s. Tresetlevelalm: this is used for the level alarm indication to reset after a set time delay in s. Tresetle...

  • Page 450

    Circuit breaker status monitoring the breaker status ensures proper functioning of the features within the protection relay such as breaker control, breaker failure and autoreclosing. The breaker status is monitored using breaker auxiliary contacts. The breaker status is indicated by the binary outp...

  • Page 451

    N u m b e r o f m a ke -b re a k op e ra tio n s ( n ) interrupted current (ka) p1 p2 100000 50000 20000 10000 2000 5000 1000 100 200 500 10 20 50 0.1 0.2 0.5 1 2 5 10 20 50 100 iec12000623_1_en.Vsd iec12000623 v1 en-us figure 193: an example for estimating the remaining life of a circuit breaker ca...

  • Page 452

    Rated current. The remaining life of the cb would be (10000 – 10) = 9989 at the rated operating current after one operation at 10 ka. • breaker interrupts at and above rated fault current, that is, 50 ka, one operation at 50 ka is equivalent to 10000/50 = 200 operations at the rated operating curren...

  • Page 453

    14.4.3 setting guidelines guid-ab93ad9b-e6f8-4f1a-b353-aa1008c15679 v2 the breaker monitoring function is used to monitor different parameters of the circuit breaker. The breaker requires maintenance when the number of operations has reached a predefined value. For proper functioning of the circuit ...

  • Page 454

    Spchalmtime: time delay for spring charging time alarm. Tdgaspresalm: time delay for gas pressure alarm. Tdgaspreslo: time delay for gas pressure lockout. Dircoef: directional coefficient for circuit breaker life calculation. Ratedopercurr: rated operating current of the circuit breaker. Ratedfltcur...

  • Page 455

    14.5.3 setting guidelines ip14841-1 v1 m12811-3 v3 the input parameters for the event function (event) can be set individually via the local hmi (main menu/settings / ied settings / monitoring / event function) or via the parameter setting tool (pst). Eventmask (ch_1 - 16) m12811-5 v3 the inputs can...

  • Page 456

    14.6.1 identification m16055-1 v8 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number disturbance report drprdre - - disturbance report a1radr - a4radr - - disturbance report b1rbdr - b22rbdr - - 14.6.2 application m12152-3 v9 to get fast, complete an...

  • Page 457

    The pcm600 using the disturbance handling tool, for report reading or further analysis (using wavewin, that can be found on the pcm600 installation cd). The user can also upload disturbance report files using ftp or mms (over 61850–8–1) clients. If the ied is connected to a station bus (iec 61850-8-...

  • Page 458

    Trip value rec sequential of events event recorder indications disturbance recorder axradr bxrbdr disturbance report binary signals analog signals drprdre ansi09000337-2-en.Vsd ansi09000337 v2 en-us figure 194: disturbance report functions and related function blocks for disturbance report function ...

  • Page 459

    Red led: steady light triggered on binary signal n with setledx = trip (or start and trip) flashing the ied is in configuration mode operation m12179-82 v6 the operation of disturbance report function drprdre has to be set enabled or disabled. If disabled is selected, note that no disturbance report...

  • Page 460

    14.6.3.1 recording times m12179-88 v5 prefault recording time (prefaultrect) is the recording time before the starting point of the disturbance. The setting should be at least 0.1 s to ensure enough samples for the estimation of pre-fault values in the trip value recorder (tvr) function. Postfault r...

  • Page 461

    For each of the 352 signals, it is also possible to select if the signal is to be used as a trigger for the start of the disturbance report and if the trigger should be activated on positive (1) or negative (0) slope. Trigdrn: disturbance report may trig for binary input n (enabled) or not (disabled...

  • Page 462

    14.6.3.4 sub-function parameters m12179-389 v3 all functions are in operation as long as disturbance report is in operation. Indications m12179-448 v4 indicationman: indication mask for binary input n. If set (show), a status change of that particular input, will be fetched and shown in the disturba...

  • Page 463

    Handled if the recording functions do not have proper settings. The goal is to optimize the settings in each ied to be able to capture just valuable disturbances and to maximize the number that is possible to save in the ied. The recording time should not be longer than necessary (postfaultrect and ...

  • Page 464

    14.7.2 application guid-f9d225b1-68f7-4d15-aa89-c9211b450d19 v3 the logical signal status report (binstatrep) function makes it possible to poll signals from various other function blocks. Binstatrep has 16 inputs and 16 outputs. The output status follows the inputs and can be read from the local hm...

  • Page 465

    14.8.2 application guid-41b13135-5069-4a5a-86ce-b7dbe9cfef38 v2 limit counter (l4ufcnt) is intended for applications where positive and/or negative sides on a binary signal need to be counted. The limit counter provides four independent limits to be checked against the accumulated counted value. The...

  • Page 466

    14.9.3 setting guidelines guid-d3bed56a-ba80-486f-b2a8-e47f7ac63468 v1 the settings talarm and twarning are user settable limits defined in hours. The achievable resolution of the settings is 0.1 hours (6 minutes). Talarm and twarning are independent settings, that is, there is no check if talarm > ...

  • Page 467

    Section 15 metering 15.1 pulse-counter logic pcfcnt ip14600-1 v3 15.1.1 identification m14879-1 v4 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number pulse-counter logic pcfcnt s00947 v1 en-us - 15.1.2 application m13395-3 v6 pulse-counter logic (pcf...

  • Page 468

    Configuration of inputs and outputs of pcfcnt is made via pcm600. On the binary input module (bim), the debounce filter default time is set to 1 ms, that is, the counter suppresses pulses with a pulse length less than 1 ms. The input oscillation blocking frequency is preset to 40 hz meaning that the...

  • Page 469

    Cvmmxn p_ inst q_ inst etpmmtr p q rstacc rstdmd startacc stopacc iec130 00190-2-en.Vsdx iec13000190 v2 en-us figure 196: connection of energy calculation and demand handling function etpmmtr to the measurements function (cvmmxn) the energy values can be read through communication in mwh and mvarh i...

  • Page 470

    Operation: disabled/enabled enaacc: disabled/enabled is used to switch the accumulation of energy on and off. Tenergy: time interval when energy is measured. Tenergyonpls: gives the pulse length on time of the pulse. It should be at least 100 ms when connected to the pulse counter function block. Ty...

  • Page 471

    Section 16 ethernet-based communication 16.1 access point 16.1.1 application guid-2942df07-9bc1-4f49-9611-a5691d2c925c v1 the access points are used to connect the ied to the communication buses (like the station bus) that use communication protocols. The access point can be used for single and redu...

  • Page 472

    When saving the ect configuration after selecting a subnetwork, ect creates the access point in the scl model. Unselecting the subnetwork removes the access point from the scl model. This column is editable for iec61850 ed2 ieds and not editable for iec61850 ed1 ieds because in iec61850 ed1 only one...

  • Page 473

    16.2 redundant communication 16.2.1 identification guid-b7ae0374-0336-42b8-90af-3ae1c79a4116 v1 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number iec 62439-3 parallel redundancy protocol prp - - iec 62439-3 high-availability seamless redundancy hsr ...

  • Page 474

    Iec09000758-4-en.Vsd switch a ap1 phyportb phyporta ap1 phyporta phyportb ap1 phyportb phyporta ap1 phyporta phyportb switch b device 1 device 2 device 3 device 4 iec09000758 v4 en-us figure 197: parallel redundancy protocol (prp) section 16 1mrk 505 370-uus a ethernet-based communication 468 busbar...

  • Page 475

    Iec16000038-1-en.Vsdx ap1 phyportb phyporta ap1 phyporta phyportb ap1 phyporta phyportb ap1 phyportb phyporta device 1 device 2 device 3 device 4 iec16000038 v1 en-us figure 198: high-availability seamless redundancy (hsr) 16.2.3 setting guidelines guid-887b0ae2-0f2e-414d-96fd-7ec935c5d2d8 v1 redund...

  • Page 476

    Iec16000039-1-en.Vsdx iec16000039 v1 en-us figure 199: ect screen with redundancy set to prp-1 on access point 1 and hsr access point 3 16.3 merging unit 16.3.1 application guid-e630c16f-edb8-40ae-a8a2-94189982d15f v1 the iec/uca 61850-9-2le process bus communication protocol enables an ied to commu...

  • Page 477

    Iec17000044-1-en.Vsdx iec17000044 v1 en-us figure 200: merging unit 16.3.2 setting guidelines guid-3449ab24-8c9d-4d9a-bd46-5ddf59a0f8e3 v1 for information on the merging unit setting guidelines, see section iec/uca 61850-9-2le communication protocol . 16.4 routes 16.4.1 application guid-19616ac4-0ff...

  • Page 478

    Destination specifies the destination. Destination subnet mask specifies the subnetwork mask of the destination. Section 16 1mrk 505 370-uus a ethernet-based communication 472 busbar protection reb670 2.2 ansi application manual.

  • Page 479

    Section 17 station communication 17.1 communication protocols m14815-3 v13 each ied is provided with several communication interfaces enabling it to connect to one or many substation level systems or equipment, either on the substation automation (sa) bus or substation monitoring (sm) bus. Available...

  • Page 480

    Kiosk 2 kiosk 3 station hsi base system engineering workstation sms gateway printer cc iec09000135_en.V sd kiosk 1 ied 1 ied 2 ied 3 ied 1 ied 2 ied 3 ied 1 ied 2 ied 3 iec09000135 v1 en-us figure 201: sa system with iec 61850–8–1 m16925-3 v4 figure 202 shows the goose peer-to-peer communication. Se...

  • Page 481

    Control protection control protection control and protection goose en05000734.Vsd station hsi microscada gateway ied a ied a ied a ied a ied a iec05000734 v1 en-us figure 202: example of a broadcasted goose message 17.2.2 setting guidelines semod55317-5 v7 there are two settings related to the iec 6...

  • Page 482

    Application semod55350-5 v8 generic communication function for single point value (spgapc) function is used to send one single logical output to other systems or equipment in the substation. Sp16gapc can be used to send up to 16 single point values from the application functions running in the same ...

  • Page 483

    Application guid-808177b7-02ca-40df-b41b-8b580e38478b v1 the goose receive function blocks are used to receive subscribed data from the goose protocol. The validity of the data value is exposed as outputs of the function block as well as the validity of the communication. It is recommended to use th...

  • Page 484

    17.3 lon communication protocol ip14420-1 v1 17.3.1 application ip14863-1 v1 m14804-3 v5 control center ied ied ied gateway star coupler rer 111 station hsi microscada iec05000663-1-en.Vsd iec05000663 v2 en-us figure 204: example of lon communication structure for a substation automation system an o...

  • Page 485

    Glass fibre plastic fibre wavelength 820-900 nm 660 nm transmitted power -13 dbm (hfbr-1414) -13 dbm (hfbr-1521) receiver sensitivity -24 dbm (hfbr-2412) -20 dbm (hfbr-2521) the lon protocol m14804-32 v2 the lon protocol is specified in the lontalkprotocol specification version 3 from echelon corpor...

  • Page 486

    The node address is transferred to lnt via the local hmi by setting the parameter servicepinmsg = yes. The node address is sent to lnt via the lon bus, or lnt can scan the network for new nodes. The communication speed of the lon bus is set to the default of 1.25 mbit/s. This can be changed by lnt. ...

  • Page 487

    When communicating with a pc connected to the utility substation lan via wan and the utility office lan (see figure 205 ), and when using the rear optical ethernet port, the only hardware required for a station monitoring system is: • optical fibres from the ied to the utility substation lan • pc co...

  • Page 488

    17.4.2 setting guidelines m11876-3 v6 spa, iec 60870-5-103 and dnp3 use the same rear communication port. This port can be set for spa use on the local hmi under main menu /configuration / communication /station communication/port configuration/slm optical serial port/protocol:1. When the communicat...

  • Page 489

    17.5 iec 60870-5-103 communication protocol ip14615-1 v2 17.5.1 application ip14864-1 v1 m17109-3 v6 tcp/ip control center ied ied ied gateway star coupler station hsi ansi05000660-4-en.Vsd ansi05000660 v4 en-us figure 206: example of iec 60870-5-103 communication structure for a substation automati...

  • Page 490

    The iec 60870-5-103 communication messages. For detailed information about iec 60870-5-103, refer to iec 60870 standard part 5: transmission protocols, and to the section 103, companion standard for the informative interface of protection equipment. 17.5.1.2 design m17109-41 v1 general m17109-43 v2 ...

  • Page 491

    Function block with pre-defined functions in control direction, i103cmd. This block includes the function type parameter, and the information number parameter is defined for each output signal. • function commands in control direction function block with user defined functions in control direction, ...

  • Page 492

    Connected to the disturbance function blocks a1radr to a4radr. The eight first ones belong to the public range and the remaining ones to the private range. 17.5.2 settings m17109-116 v1 17.5.2.1 settings for rs485 and optical serial communication m17109-118 v12 general settings spa, dnp and iec 6087...

  • Page 493

    Guid-cd4eb23c-65e7-4ed5-afb1-a9d5e9ee7ca8 v3 en guid-cd4eb23c-65e7-4ed5-afb1-a9d5e9ee7ca8 v3 en-us figure 207: settings for iec 60870-5-103 communication the general settings for iec 60870-5-103 communication are the following: • slaveaddress and baudrate: settings for slave number and communication...

  • Page 494

    In addition there is a setting on each event block for function type. Refer to description of the main function type set on the local hmi. Commands m17109-138 v2 as for the commands defined in the protocol there is a dedicated function block with eight output signals. Use pcm600 to configure these s...

  • Page 495

    Dra#-input acc iec103 meaning 15 70 private range 16 71 private range 17 72 private range 18 73 private range 19 74 private range 20 75 private range 21 76 private range 22 77 private range 23 78 private range 24 79 private range 25 80 private range 26 81 private range 27 82 private range 28 83 priv...

  • Page 496

    Reb 207 private range reg 150 private range req 245 private range rer 152 private range res 118 private range refer to the tables in the technical reference manual /station communication, specifying the information types supported by the communication protocol iec 60870-5-103. To support the informa...

  • Page 497

    Section 18 remote communication 18.1 binary signal transfer ip12423-1 v2 18.1.1 identification m14849-1 v3 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number binary signal transfer, receive binsignrec1_1 binsignrec1_2 binsignreceive2 - - binary signa...

  • Page 498

    Where the differential current is evaluated. If the evaluation results in a trip, the trip signal will be sent over the two communication links. Ied-a ied-b ied-c iec16000077-1-en.Vsd 3-end differential protection with two communication links ldcm312 ldcm312 ldcm313 ldcm312 iec16000077 v1 en-us figu...

  • Page 499

    Ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm ld cm en06000519-2.Vsd iec06000519 v2 en-us figure 209: direct fibre optical connection between two ieds with ldcm the ldcm can also be used together with an external optical to galvanic g.703 converter as show...

  • Page 500

    Optocoupler inputs of the busbar protection. When one phase version of reb670 is used, then six optocoupler inputs (that is, two in each phase/ied) are required for every primary switchgear object. For big stations (for example, with 24 bays) this will require quite a lot of binary inputs into every...

  • Page 501

    Minimize any risk for unwanted operation of the busbar differential protection zones due to late inclusion of respective bay current into the differential measuring circuit. 18.1.3 setting guidelines m12454-3 v6 64 kbit and 2 mbit mode common settings channelmode defines how an ied discards the ldcm...

  • Page 502

    The redundant channel is always configured to the lower position, for example: • slot 305: main channel • slot 306: redundant channel the same is applicable for slot 312-313 and slot 322-323. Diffsync defines the method of time synchronization for the line differential function: echo or gps. Using e...

  • Page 503

    Asymdelay denotes asymmetry which is defined as transmission delay minus receive delay. If fixed asymmetry is known, echo synchronization method can be used, provided that asymdelay is properly set. From the definition follows that asymmetry is always positive at one end and negative at the other en...

  • Page 504

    Redundantch is used to set the channel as a redundant backup channel. The redundant channel takes the ct group setting of the main channel, and ignores the ct group configured in its own transmit block. Linkforwarded is used to configure the ldcm to merge the inter-trip and block signals from anothe...

  • Page 505

    Section 19 security 19.1 authority status athstat semod158575-1 v2 19.1.1 application semod158527-5 v3 authority status (athstat) function is an indication function block, which informs about two events related to the ied and the user authorization: • the fact that at least one user has tried to log...

  • Page 506

    • built-in real time clock (in operation/out of order). • external time synchronization (in operation/out of order). Events are also generated: • whenever any setting in the ied is changed. The internal events are time tagged with a resolution of 1 ms and stored in a list. The list can store up to 4...

  • Page 507

    The binary input controlling the function is defined in act or smt. The chnglck function is configured using act. Lock binary input signal that will activate/deactivate the function, defined in act or smt. Guid-8c333bc0-aa7a-4ed1-a772-18c22e8eee62 v5 when chnglck has a logical one on its input, then...

  • Page 508

    • linksts indicates the ethernet link status for the rear ports (single communication) • chalists and chblists indicates the ethernet link status for the rear ports channel a and b (redundant communication) • linkstatus indicates the ethernet link status for the front port 19.4.2 setting guidelines ...

  • Page 509

    Section 20 basic ied functions 20.1 ied identifiers terminalid ip15060-1 v2 20.1.1 application m15324-3 v6 ied identifiers (terminalid) function allows the user to identify the individual ied in the system, not only in the substation, but in a whole region or a country. Use only characters a-z, a-z ...

  • Page 510

    20.2.2 factory defined settings m11789-39 v10 the factory defined settings are very useful for identifying a specific version and very helpful in the case of maintenance, repair, interchanging ieds between different substation automation systems and upgrading. The factory made settings can not be ch...

  • Page 511

    20.3.1 identification semod113212-2 v3 function description iec 61850 identification iec 60617 identification ansi/ieee c37.2 device number measured value expander block range_xp - - 20.3.2 application semod52434-4 v5 the current and voltage measurements functions (cvmmxn, cmmxu, vmmxu and vnmmxu), ...

  • Page 512

    Parameters are available in the ied. Any of them can be activated through the different programmable binary inputs by means of external or internal control signals. A function block, setgrps, defines how many setting groups are used. Setting is done with parameter maxsetgr and shall be set to the re...

  • Page 513

    20.6 summation block 3 phase 3phsum semod55968-1 v2 20.6.1 application semod56004-4 v3 the analog summation block 3phsum function block is used in order to get the sum of two sets of 3 phase analog signals (of the same type) for those ied functions that might need it. 20.6.2 setting guidelines semod...

  • Page 514

    20.7.2 application guid-d58eca9a-9771-443d-bf84-8ef582a346bf v4 global base values function (gbasval) is used to provide global values, common for all applicable functions within the ied. One set of global values consists of values for current, voltage and apparent power and it is possible to have t...

  • Page 515

    20.9 signal matrix for binary outputs smbo semod55215-1 v2 20.9.1 application semod55213-5 v4 the signal matrix for binary outputs function smbo is used within the application configuration tool in direct relation with the signal matrix tool. Smbo represents the way binary outputs are sent from one ...

  • Page 516

    20.11.1 application semod55744-4 v10 signal matrix for analog inputs (smai), also known as the preprocessor function block, analyses the connected four analog signals (three phases and neutral) and calculates all relevant information from them like the phasor magnitude, phase angle, frequency, true ...

  • Page 517

    The above described scenario does not work if smai setting connectiontype is ph-n. If only one phase-ground voltage is available, the same type of connection can be used but the smai connectiontype setting must still be ph-ph and this has to be accounted for when setting minvalfreqmeas. If smai sett...

  • Page 518

    The setting connectiontype: connection type for that specific instance (n) of the smai (if it is ph-n or ph-ph). Depending on connection type setting the not connected ph-n or ph-ph outputs will be calculated as long as they are possible to calculate. E.G. At ph-ph connection a, b and c will be calc...

  • Page 519

    Iec07000197.Vsd smai instance 3 phase group smai1:1 1 smai2:2 2 smai3:3 3 smai4:4 4 smai5:5 5 smai6:6 6 smai7:7 7 smai8:8 8 smai9:9 9 smai10:10 10 smai11:11 11 smai12:12 12 task time group 1 smai instance 3 phase group smai1:13 1 smai2:14 2 smai3:15 3 smai4:16 4 smai5:17 5 smai6:18 6 smai7:19 7 smai...

  • Page 520

    Shout-down of the machine. In other application the usual setting of the parameter dftreference of smai is internaldftref. Example 1 ansi07000198.Vsd smai1:1 block dftspfc ^grp1_a ^grp1_b ^grp1_c ^grp1_n type spfcout ai3p ai1 ai2 ai3 ai4 ain smai1:13 block dftspfc ^grp1_a ^grp1_b ^grp1_c ^grp1_n typ...

  • Page 521

    Example 2 ansi07000198.Vsd smai1:13 block dftspfc ^grp1_a ^grp1_b ^grp1_c ^grp1_n type spfcout ai3p ai1 ai2 ai3 ai4 ain smai1:1 block dftspfc ^grp1_a ^grp1_b ^grp1_c ^grp1_n type spfcout ai3p ai1 ai2 ai3 ai4 ain smai1:25 block dftspfc ^grp1_a ^grp1_b ^grp1_c ^grp1_n type spfcout ai3p ai1 ai2 ai3 ai4...

  • Page 522

    20.12 test mode functionality testmode ip1647-1 v3 20.12.1 application m11407-3 v8 the protection and control ieds may have a complex configuration with many included functions. To make the testing procedure easier, the ieds include the feature that allows individual blocking of a single-, several-,...

  • Page 523

    Or lhmi. If a function of an ied is set to off, the related beh is set to off as well. The related mod keeps its current state. When the setting operation is set to off, the behavior is set to off and it is not possible to override it. When a behavior of a function is offthe function will not execut...

  • Page 524

    20.13 time synchronization timesynchgen ip1750-1 v2 20.13.1 application m11345-3 v10 use time synchronization to achieve a common time base for the ieds in a protection and control system. This makes it possible to compare events and disturbance data between all ieds in the system. If a global commo...

  • Page 525

    The selection of the time source is done via the corresponding setting. It is possible to select more than one time source, in which case one is backup for the other. The time synchronization source with the best calculated time-quality is automatically selected. For instance, if both gps and irig-b...

  • Page 526

    Timesynch m11348-167 v15 when the source of the time synchronization is selected on the local hmi, the parameter is called timesynch. The time synchronization source can also be set from pcm600. The setting alternatives are: finesyncsource which can have the following values: • disabled • spa • lon ...

  • Page 527

    Set the course time synchronizing source (coarsesyncsrc) to disabled when gps time synchronization of line differential function is used. Set the fine time synchronization source (finesyncsource) to gps. The gps will thus provide the complete time synchronization. Gps alone shall synchronize the ana...

  • Page 528

    Setting example 9-2 rec ptp ptp station bus gps sam600-ts sam600-ct sam600-vt ptp ptp 9-2 ptp rel mu gtm pps iec16000167-1-en.Vsdx 9-2 9-2 9-2 process bus iec16000167 v1 en-us figure 217: example system figure 217 describes an example system. The rec and rel are both using the 9-2 stream from the sa...

  • Page 529

    Section 21 requirements 21.1 current transformer requirements ip15171-1 v2 m11609-3 v2 the performance of a protection function will depend on the quality of the measured current signal. Saturation of the current transformers (cts) will cause distortion of the current signals and can result in a fai...

  • Page 530

    Flux is 90 % of the saturation flux (Ψ sat ). As the present ct standards have no limitation of the level of remanent flux, these cts are also classified as for example, class tpx, p and px according to iec. The iec tr 61869-100, edition 1.0 2017-01, instrument transformers – guidance for applicatio...

  • Page 531

    With small airgaps and therefore will be cts of lr type (for example, class pr, tpy or pxr). Very high remanence level in a protection core ct can cause the following problems for protection ieds: 1. Unwanted operation of differential (i.E. Unit) protections for external faults 2. Unacceptably delay...

  • Page 532

    Acceptable at all maximum remanence has been considered for fault cases critical for the security, for example, faults in reverse direction and external faults. Because of the almost negligible risk of additional time delays and the non-existent risk of failure to operate the remanence have not been...

  • Page 533

    Resistance, the resistance of a single secondary wire, may normally be used in the calculation for three-phase faults. As the burden can be considerable different for three-phase faults and phase-to-ground faults it is important to consider both cases. Even in a case where the phase-to-ground fault ...

  • Page 534

    21.1.6.1 busbar protection semod129059-4 v6 the ct can be of high remanence or low remanence type and they can be used together within the same zone of protection. Each of them must have a rated equivalent limiting secondary e.M.F. E al that is larger than or equal to the required rated equivalent l...

  • Page 535

    S n r a l a lre q f ma x ct l 2 pn n i s e e 0.2 i r r i i ³ = × × × + + æ ö ç ÷ è ø equation1668 v1 en-us (equation 92) 21.1.6.2 breaker failure protection m11621-3 v5 the cts must have a rated equivalent limiting secondary e.M.F. E al that is larger than or equal to the required rated equivalent l...

  • Page 536

    S n r a l a lre q ct l 2 pn n op i s e e 1.5 i r r i i ³ = × × + + æ ö × ç ÷ è ø equation1678 v1 en-us (equation 94) where: i op the primary operate value (a) i pr the rated primary ct current (a) i sr the rated secondary ct current (a) i n the nominal current of the protection ied (a) r ct the seco...

  • Page 537

    R ct the secondary resistance of the ct (w) r l the resistance of the secondary cable and additional load (w). The loop resistance containing the phase and neutral wires, must be used for faults in solidly grounded systems. The resistance of a single secondary wire should be used for faults in high ...

  • Page 538

    Alf alreq e max e equation1383 v4 en-us (equation 97) 21.1.7.2 current transformers according to iec 61869-2, class px, pxr (and old iec 60044-6, class tps and old british standard, class x) m11623-14 v5 cts according to these classes are specified approximately in the same way by a rated knee point...

  • Page 539

    Alansi alreq e maximum of e > equation1384 v2 en-us (equation 100) a ct according to ansi/ieee is also specified by the knee point voltage v kneeansi that is graphically defined from an excitation curve. The knee point voltage v kneeansi normally has a lower value than the knee-point e.M.F. Accordin...

  • Page 540

    Least equipped with a real-time operating system, that is not a pc with sntp server software. The sntp server should be stable, that is, either synchronized from a stable source like gps, or local without synchronization. Using a local sntp server without synchronization as primary or secondary serv...

  • Page 541

    • maximum clock deviation • jitter and wander according to itu-t g.823 and g.825 • buffer memory • format.G 704 frame, structured etc.Format. • no crc-check synchronization in pdh systems connected to sdh systems • independent synchronization, asynchronous mapping • the actual sdh port must be set t...

  • Page 542

    536.

  • Page 543

    Section 22 glossary m14893-1 v16 ac alternating current acc actual channel act application configuration tool within pcm600 a/d converter analog-to-digital converter adbs amplitude deadband supervision adm analog digital conversion module, with time synchronization ai analog input ansi american nati...

  • Page 544

    Cb circuit breaker cbm combined backplane module ccitt consultative committee for international telegraph and telephony. A united nations-sponsored standards body within the international telecommunications union. Ccm can carrier module ccvt capacitive coupled voltage transformer class c protection ...

  • Page 545

    Dbll dead bus live line dc direct current dfc data flow control dft discrete fourier transform dhcp dynamic host configuration protocol dip-switch small switch mounted on a printed circuit board di digital input dllb dead line live bus dnp distributed network protocol as per ieee std 1815-2012 dr di...

  • Page 546

    Ftp file transfer protocol fun function type g.703 electrical and functional description for digital lines used by local telephone companies. Can be transported over balanced and unbalanced lines gcm communication interface module with carrier of gps receiver module gde graphical display editor with...

  • Page 547

    Ieee p1386.1 pci mezzanine card (pmc) standard for local bus modules. References the cmc (ieee p1386, also known as common mezzanine card) standard for the mechanics and the pci specifications from the pci sig (special interest group) for the electrical emf (electromotive force). Ieee 1686 standard ...

  • Page 548

    Lib 520 high-voltage software module lcd liquid crystal display ldcm line data communication module ldd local detection device led light-emitting diode lnt lon network tool lon local operating network mcb miniature circuit breaker mcm mezzanine carrier module mim milli-ampere module mpm main process...

  • Page 549

    Pmc pci mezzanine card por permissive overreach pott permissive overreach transfer trip process bus bus or lan used at the process level, that is, in near proximity to the measured and/or controlled components prp parallel redundancy protocol psm power supply module pst parameter setting tool within...

  • Page 550

    Sma connector subminiature version a, a threaded connector with constant impedance. Smt signal matrix tool within pcm600 sms station monitoring system sntp simple network time protocol – is used to synchronize computer clocks on local area networks. This reduces the requirement to have accurate hard...

  • Page 551

    Trm transformer module. This module transforms currents and voltages taken from the process into levels suitable for further signal processing. Typ type identification umt user management tool underreach a term used to describe how the relay behaves during a fault condition. For example, a distance ...

  • Page 552

    546.

  • Page 553

    547.

  • Page 554

    — abb ab grid automation products 721 59 västerås, sweden phone: +46 (0) 21 32 50 00 abb.Com/protection-control © copyright 2017 abb. All rights reserved. Specifications subject to change without notice. 1mrk 505 370-uus.