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ABB REM 610 Technical Reference Manual

Manual is about: Motor Protection Relay

Summary of REM 610

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    Motor protection relay rem 610 rem 610 technical reference manual - ansi version.

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    3 contents copyrights ................................................................................. 7 1. Introduction ..............................................................9 1.1. This manual .............................................................. 9 1.2. Use of symbols ...............

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    5.1.4.8. Phase reversal protection ............... 41 5.1.4.9. Cumulative start-up time counter ...... 41 5.1.4.10. Circuit-breaker failure protection....... 42 5.1.4.11. Temperature protection (optional) ..... 43 5.1.4.12. Settings ....................................... 47 5.1.4.13. Technical data...

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    5 6.1.2.4. Checking the set safe stall time for a single start................................133 6.1.2.5. Restart disable level, 49 restdis ..133 6.1.2.6. Prior alarm level, 49 alarm ..........133 6.1.2.7. Time constant dial, kc ...................134 6.1.3. Start-up supervision ......................

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    6.

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    7 copyrights the information in this document is subject to change without notice and should not be construed as a commitment by abb oy. Abb oy assumes no responsibility for any errors that may appear in this document. In no event shall abb oy be liable for direct, indirect, special, incidental or c...

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    8.

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    9 1. Introduction 1.1. This manual this manual provides thorough information on the relay rem 610 and its applications, focusing on giving a technical description of the relay. For more information about earlier revisions, refer to section 1.6. Document revisions. Refer to the operator ’ s manual fo...

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    1.4. Product documentation in addition to the relay and this manual, the delivery contains the following relay- specific documentation: table 1.4.-1 rem 610 product documentation name document id installation manual 1mrs752265-mum technical reference manual 1mrs752263-mum operator ’ s manual 1mrs752...

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    11 2. Safety information dangerous voltages can occur on the connectors, even though the auxiliary voltage has been disconnected. Non-observance can result in death, personal injury or substantial property damage. Only a competent electrician is allowed to carry out the electrical installation. Nati...

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    12.

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    13 3. Product overview 3.1. Use of the relay the motor protection relay rem 610 is a versatile multifunction protection relay mainly designed to protectmotors in a wide range of motor applications. The relay is based on a microprocessor environment. A self-supervision system continuously monitors th...

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    * two change-over (form c) non-trip contacts * output contact functions freely configurable for wanted operation * two galvanically isolated digital inputs and three additional galvanically isolated digital inputs on the optional rtd module * disturbance recorder: * recording time up to 80 seconds *...

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    15 4. Application rem 610 is a versatile multifunction protection relay mainly designed for protection of standard medium and large mv asynchronous motors in a wide range of motor applications. It handles fault conditions during motor start up, normal run, idling, and cooling down at standstill, e.G...

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    A b c r td /p tc 1 r td 4/p tc 2 e xt ern al trig ge rin g of c b fa il e xt ern al re sta rt dis ab le r e s ta r t d is a b le r es ta rt dis ab le * r est art dis ab le sig na lf ro m 49 ** r est art dis ab le sig na lf ro m 66 tr ip 49 /3 8-2 e m erg en cy sta rt e m erg en cy sta rt 49 /3 8-1 m...

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    17 a b c r td/pt c1 r td4/p tc 2 ex ternal triggering of cb fa il ex ternal rest art disabl e res ta r t disabl e rest art disabl e * rest art disable signal f rom 49 ** rest art disable signal f rom 66 tr ip 49/38- 2 emergenc y sta rt em ergenc y sta rt 49/38- 1 m otor st art up 46r emergenc y sta ...

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    A b c r td/pt c1 r td4/p tc 2 ex ternal triggering of cb fa il ex ternal rest art disabl e res ta r t disabl e rest art disabl e * rest art disable signal f rom 49 ** rest art disable signal f rom 66 tr ip 49/38- 2 emergenc y sta rt emergenc y sta rt 49/38- 1 motor st art u p 46r emergenc y sta rt *...

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    19 5. Technical description 5.1. Functional description 5.1.1. Product functions 5.1.1.1. Protection functions table 5.1.1.1.-1 iec symbols and ieee device numbers function description iec symbol ieee device no. Three-phase thermal overload protection θ > 49m motor start-up supervision based on ther...

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    The functions of the digital inputs are determined with the sgb switches. For details, refer to section 5.2.1. Input/output connections and table 5.1.4.12.-8, table 5.2.1.-1 and table 5.2.1.-5. 5.1.1.3. Outputs the relay is provided with: * three trip output contacts (po1, po2 and po3) * two non-tri...

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    21 the estimated time to the next possible motor start up, i.E. When the restart disable signal is reset, can be accessed either via the hmi or the spa bus. If the restart disable function has been activated (sgf1/7=0), sgr3 will be overridden. 5.1.1.6. Motor start up a motor start-up situation is d...

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    If the fla secondary is set to 0.5, the maximum measured current is 25 x full load current of the motor. The fla secondary does not affect the ground-fault current, i n . 5.1.1.8. Disturbance recorder the relay includes an internal disturbance recorder which records the instantaneous measured values...

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    23 5.1.1.10. Non-volatile memory the relay can be configured to store various data in a non-volatile memory, which retains its data also in case of loss of auxiliary voltage (provided that the battery has been inserted and is charged). Operation target messages and leds, the number of motor start up...

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    Warning battery low a040279 fig. 5.1.1.11.-2 warning with text message warning fault code: 2049 a040281 fig. 5.1.1.11.-3 warning with numeric code for fault codes, refer to section 5.1.16. Self-supervision (irf) system. 5.1.1.12. Time synchronization time synchronization of the relay ’ s real-time c...

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    25 time synchronization is always triggered on the rising edge of the digital input signal. The time is adjusted in steps of five milliseconds per synchronization pulse. The typical accuracy achievable with time synchronization via a digital input is ±2.5 milliseconds for second-pulse and ±5 millise...

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    Target description rtd1 temperature from rtd1 a) rtd2 temperature from rtd2 a) rtd3 temperature from rtd3 a) rtd4 temperature from rtd4 a) rtd5 temperature from rtd5 a) rtd6 temperature from rtd6 a) ptc1 thermistor1, resistance value a) ptc2 thermistor2, resistance value a) a) optional 5.1.3. Config...

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    27 x3 .1 x4 .1 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 5 5 6 6 6 6 6 7 7 7 7 7 8 8 8 8 8 9 9 9 9 9 11 11 11 11 11 sgr4 sgr3 sgr2 sgr1 sgr5 so 1 po 2 p o1 so 2 ir f 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 po 3 sgb4 sgb3 sgb2 sgb1 sgb5 di 3 di 2 di 1 di 4 di 5 optional 8 88 8 8 9 99 9 9 10 11 1...

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    The functions of the relay are selected with the switches of switchgroups sgf, sgb, sgr and sgl. The checksums of the switchgroups are found under settings in the hmi menu. The functions of the switches are explained in detail in the corresponding sg_ tables. 28 rem 610 rem 610 motor protection rela...

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    29 5.1.4. Protection 5.1.4.1. Block diagram led1 led2 led3 led4 led5 led6 led7 led8 i a i b i c po1 po2 po3 so1 so2 irf rtd1/ptc1 rtd2 rtd3 rtd4/ptc2 rtd5 rtd6 sgb1...5 sgr1...5 i n po2 ptc1 ptc2 i a i b i c rtd1 rtd2 rtd3 rtd4 rtd5 rtd6 t i 2 t>, 46 i 46r ptc1 rtd1...3a rtd1...3t ptc2 rtd4...6a rtd...

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    5.1.4.2. Thermal overload protection the thermal overload protection detects short- and long-term overloads under varying load conditions. The heating up of the motor follows an exponential curve, the levelled-out value of which is determined by the squared value of the load current. The full load c...

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    31 stress and long-time thermal history. After a short period of thermal stress, e.G. A motor start up, the thermal level will start to decrease quite sharply, simulating the levelling out of the hot spots. As a consequence, the probability that successive start ups will be allowed increases. If p i...

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    T/s 1000 100 500 200 50 10 20 5 1 2 3 4 30 40 300 400 2000 3000 4000 t 6x [ s ] 120 60 30 20 15 10 5 2.5 1.05 1 2 3 4 5 10 6 8 i/fla a070083 fig. 5.1.4.2.-1 trip curves when no prior load and p=20...100% 32 rem 610 rem 610 motor protection relay technical reference manual - ansi version 1mrs755537.

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    33 t/s 1000 100 500 200 50 10 20 5 1 2 3 4 30 40 300 400 2000 3000 4000 1 2 3 4 5 10 6 8 i/fla t 6x [ s ] 120 60 30 2.5 5 10 15 20 1.05 a070084 fig. 5.1.4.2.-2 trip curves at prior load 1 x fla and p=100% motor protection relay technical reference manual - ansi version rem 610 rem 610 1mrs755537.

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    T/s 1000 100 500 200 50 10 20 5 1 2 3 4 30 40 300 400 2000 3000 4000 2 3 4 5 10 6 8 i/fla 1.05 t 6x [ s ] 60 30 20 15 10 5 2.5 120 1 a070085 fig. 5.1.4.2.-3 trip curves at prior load 1 x fla and p=50% 34 rem 610 rem 610 motor protection relay technical reference manual - ansi version 1mrs755537.

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    35 100 200 50 10 20 5 1 2 3 4 30 40 1 2 3 4 5 10 6 8 i/fla 1.05 t 6x [ s ] 120 60 30 20 15 10 5 2.5 t/s 1000 500 300 400 2000 3000 4000 a070086 fig. 5.1.4.2.-4 trip curves at prior load 1 x fla and p=20% 5.1.4.3. Start-up supervision start-up supervision can be based on either definite-time overcurr...

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    Start-up supervision based on definite-time overcurrent protection the non-directional low-set element, 48/14, detects overcurrent, caused by an overload or a short circuit, for instance. When one or several phase currents exceed the set pickup value of element 48/14, the element will generate a pic...

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    37 thermal stress value, i 2 x t, until all three phase currents have fallen below the set pickup value. When the calculated value exceeds the reference value, (48/14 pickup) 2 x (48/14 tdly), the element will generate a trip signal. The element will be reset in 240 ms after all three phase currents...

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    Characteristic by setting the operate time to the minimum, i.E. 0.05 s. The element will be reset in 50 ms after all three phase currents have fallen below the set pickup value of the element. The set pickup value of element 50p can be set to be automatically doubled in a motor start-up situation, i...

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    39 it is possible to block the tripping of the undercurrent element by applying a digital input signal to the relay. Element 37 can be set out of operation in sgf3. This state will be indicated by dashes on the lcd and by “ 999 ” when the set pickup value is read via serial communication. When eleme...

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    5.1.4.7. Unbalance protection the inverse-definite-minimum-time (idmt) unbalance protection is based on the calculated negative-phase-sequence (nps) current and detects phase unbalance between phases i a , i b and i c , caused by a broken conductor, for instance. Phase unbalance in a network feeding...

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    41 a060577 fig. 5.1.4.7.-1 inverse-time curves of element 46 5.1.4.8. Phase reversal protection the phase reversal protection is based on the calculated negative-phase-sequence current and detects too high nps current values during motor start up, caused by incorrectly connected phases, which in tur...

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    The time to the next possible motor start up depends on the countdown rate of the start-up time counter, 66 cool / Δ t, i.E. The rate at which the register ’ s value decreases. For instance, if the motor manufacturer allows a maximum of three 60 s ’ motor start ups in four hours, 66 should be set to...

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    43 external triggering is disabled when all phase currents fall below 12 percent of the fla of the motor, that is, at standstill. Internal triggering is selected by activating the cbfail in sgf and external triggering by activating the cbfail in sgb. Both triggering options can be selected at the sa...

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    Rtd6 can be used to measure the ambient temperature for the thermal protection element. In this case, rtd6a and rtd6t will not be in use. This state will be indicated by dashes on the lcd and by “ -999 ” when the set alarm/trip value is read via the spa bus. For as long as the emergency start is act...

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    45 - + g ma diff + - - + g ma diff + - rtd sensor/ thermistor rtd sensor/ thermistor common common a050429 fig. 5.1.4.11.-1 rtd sensor/thermistor connection rtd temperature vs resistance resistance values ( Ω ) of rtd sensors at specified temperatures are presented in the table below. Table 5.1.4.11...

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    Temperature °c platinum tcr 0.00385 nickel tcr 0.00618 copper tcr 0.00427 nickel tcr 0.00672 pt 100 pt 250 pt 1000 ni 100 ni 120 cu 10 ni 120 us 140 153.58 383.95 1535.8 190.9 229.08 14.44 238.85 150 - - - 198.6 238.32 - - 160 161.04 402.6 1610.4 206.6 247.92 15.22 259.30 180 168.46 421.15 1684.6 22...

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    47 a 49/38-1 rtd1/ ptc1 rtd2 rtd3 rtd4/ ptc2 rtd5 rtd6 alarm1 (rtd) or trip1 (rtd) trip1 (ptc) alarm2 trip2 or alarm3 trip3 alarm4 (rtd) trip4 (rtd) trip4 (ptc) alarm5 trip5 trip6 alarm6 or 49/38-2 trip 49/38-2 alarm or 49/38-1 trip 49/38-1 alarm 49/38-2 a060575 fig. 5.1.4.11.-2 grouping of temperat...

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    Group selection: * switching between group 1 and group 2 is accomplished by means of a digital input switching between setting groups through group selection has higher priority than through group configuration. The setting values can be altered via the hmi or with a pc provided with the relay setti...

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    49 setting description setting range default setting rtd2a alarm value rtd2a 0...200°c 0°c rtd2a tdly operate time rtd2a tdly 1...100 s 1 s rtd2t trip value rtd2t 0...200°c 0°c rtd2t tdly operate time rtd2t tdly 1...100 s 1 s rtd3a alarm value rtd3a 0...200°c 0°c rtd3a tdly operate time rtd3a tdly 1...

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    349525 sg_ s = x x x x x x x x x x x x x x x x x x x x = = = = = = = = = = = = = = = = = = = = 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072 262144 524288 1 0 4 0 16 0 64 0 256 0 10...

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    51 switch function default setting sgf1/5 minimum pulse length for po1, po2 and po3 0 * 0=80 ms * 1=40 ms the latching feature being selected for po1, po2 and po3 will override this function. Sgf1/6 cbfail 0 * 0 =cbfail is not in use * 1 = the signal to po1 will start a timer which will generate a d...

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    Table 5.1.4.12.-4 sgf3 switch function default setting sgf3/1 disable of element 50p 0 sgf3/2 disable of element 37 1 sgf3/3 disable of element 51n 0 sgf3/4 disable of element 46 0 sgf3/5 disable of element 46r 0 * when the switch is in position 1, the element is disabled. Sgf3/6 start-up supervisio...

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    53 switch function default setting sgf5/8 selection of the latching feature for programmable led8 0 * when the switch is in position 0 and the signal routed to the led is reset, the programmable led will be cleared. * when the switch is in position 1, the programmable led will remain lit although th...

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    Sgr1...Sgr5 the pickup, trip and alarm signals from the protection elements, the motor start-up signal and the external trip signal are routed to the output contacts with the switches of switchgroups sgr1...Sgr5. The signals are routed to po1 with the switches of switchgroup sgr1, to po2 with those ...

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    55 po1 so2 po2 po3 so1 sgr1...5/4 7 64 7 7 7 7 sgr1...5/3 5 16 5 5 5 5 sgr1...5/2 3 4 3 3 3 3 sgr1...5/1 1 1 1 1 1 1 9 256 9 9 9 9 11 1024 11 11 11 11 13 4096 13 13 13 13 15 16384 15 15 15 15 17 65536 17 17 17 17 19 262144 19 19 19 19 sgr1...5/5 sgr1...5/6 sgr1...5/13 sgr1...5/15 sgr1...5/17 sgr1......

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    Switch function default setting sgr1...Sgr2 sgr3 sgr4...Sgr5 sgr1...5/6 trip signal from element 50p 1 0 0 sgr1...5/7 pickup signal from element 37 0 0 1 sgr1...5/8 trip signal from element 37 1 0 0 sgr1...5/9 pickup signal from element 51n 0 0 1 sgr1...5/10 trip signal from element 51n 1 0 0 sgr1.....

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    57 switch function default setting sgl1 sgl2 sgl3...8 sgl1...8/13 di2 signal 0 0 0 sgl1...8/14 di3 signal 0 0 0 sgl1...8/15 di4 signal 0 0 0 sgl1...8/16 di5 signal 0 0 0 sgl1...8/17 alarm signal from element 49/38-1 0 0 0 sgl1...8/18 trip signal from element 49/38-1 0 0 0 sgl1...8/19 alarm signal fr...

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    Table 5.1.4.12.-11 memory settings setting switch function default setting non-volatile memory settings 1 * 0 = operation target messages and leds will be cleared * 1 = operation target messages and leds will be retained a) 1 2 * 1 = number of motor start ups will be retained a) 1 3 * 1 = disturbanc...

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    59 table 5.1.4.13.-2 element 48/14 feature value set pickup 48/14 value, * at definite-time characteristic 1.00...10.0 x fla pickup time, typical 55 ms time/current characteristic * definite-time operate time, 48/14 tdly 0.30...80.0 s resetting time, typical/maximum 35/50 ms retardation time 30 ms d...

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    Feature value resetting time, typical/maximum 40/50 ms retardation time 30 ms drop-off/pick-up ratio, typical 0.96 operate time accuracy at definite-time characteristic ±2% of the set operate time or ±25 ms operation accuracy ±3% of the set pickup value table 5.1.4.13.-5 element 37 feature value set...

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    61 feature value drop-off/pick-up ratio, typical 0.95 operate time accuracy * 46 pickup + 0.065 … 4.0 x fla ±5% of the calculated operate time or ±100 ms operation accuracy ±5% of the set pickup value disable of 46 i 4.0 x fla table 5.1.4.13.-8 element 46r feature value trip value nps ≥ 75% of the m...

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    Table 5.1.4.13.-11 cbfail feature value set operate time 0.10...60.0 s phase-current threshold for external triggering of the cbfail * pick-up/drop-off 0.13/0.11 x fla the accuracies apply only when the fla secondary scaling factor has been set to 1. 5.1.5. Trip-circuit supervision the trip-circuit ...

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    63 the external shunt resistor is used to enable trip-circuit supervision also when the circuit breaker is open. The resistance of the external shunt resistor is to be calculated so that it does not cause malfunction of the trip-circuit supervision or affect the operation of the trip coil. Too high ...

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    5.1.6. Target leds and operation target messages the operation of the relay can be monitored via the hmi by means of led targets and text messages on the lcd. On the front panel of the relay there are three target leds with fixed functionality: * green target led (ready) * yellow target led (pickup/...

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    65 the third value shows the highest one-minute average current value measured during the previous time range. However, if the time range is set to zero, only the one-minute and the maximum value is shown. The maximum value is the highest one-minute mean value since the last reset. The demand values...

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    5.1.10.2. Disturbance recorder data one recording contains data from the four analog channels and up to eight digital channels. The analog channels, whose data is stored either as rms curves or as instantaneous measured values, are the measured by the relay. The digital channels, referred to as digi...

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    67 at a power reset, triggered recorder data is retained in the memory provided that it has been defined non-volatile. 5.1.10.3. Control and target of disturbance recorder status it is possible to control and monitor the recording status of the disturbance recorder by writing to and reading spa para...

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    5.1.10.6. Event code of the disturbance recorder the disturbance recorder generates an event code on triggering (e31) and clearing (e32) the recorder. The event mask is determined using spa parameter v155 . 5.1.11. Recorded data of the last events the relay records up to five events. This enables th...

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    69 table 5.1.11.-1 recorded data register data description event1 * phase currents i a , i b , i c and the nps current as a multiple of the full load current (fla) of the motor. The ground fault current, in, as a percentage of the rated current of the ct used. When an element generates a pickup or a...

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    5.1.12. Communication ports the relay is provided with an optical communication port (infrared) on the front panel. Rear communication is optional and requires a communication module, which can be provided with either a plastic fibre-optic, combined fibre-optic (plastic and glass) or rs-485 connecti...

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    71 when setting values are altered via the front communication port, the relay checks that the entered parameter values are within the permitted setting range. If an entered value is too high or too low, the setting value remains unchanged. The relay has a counter which can be accessed via configura...

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    Time in messages with the type identification 2 is calculated as a time difference between the occurred event and the event specified in the column relative time. The measurand multiplied by the normalize factor is proportional to the rated value. Therefore, the maximum value of each measurand is th...

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    73 event reason event code configuration set 1 configuration set 2 function type information numbe r gi relative time t ype identification 51n pickup/reset 1e27/ 1e28 x x 160 67 x 1e27 2 51n trip/reset 1e29/ 1e30 x x 160 92 - 1e27 2 46 pickup/reset 1e31/ 1e32 x x 21 84 x 1e31 2 46 trip/reset 1e33/ 1...

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    Table 5.1.13.-2 information mapping of configuration set 1 and 2 measurand normalize factor rated value configuration set 1 configuration set 2 function type information number t ype identification current l a 2.4 i n (ct) x x 135 140 9 current l b 2.4 i n (ct) x x current l c 2.4 i n (ct) x x curre...

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    75 the data address range in the modbus network follows the protocol definition and starts from 0.3. Consequently, the data addresses in table 5.1.14.1.-5...Table 5.1.14.1.-13 are decreased by one when transferred over the network. The modbus data type digital input (di) is commonly also referred to...

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    Table 5.1.14.1.-2 supported diagnostic subfunctions code name description 00 return query data the data in the query data field is returned (looped back) in the response. The entire response is to be identical to the query. 01 restart communication option the slave ’ s peripheral port is initialized...

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    77 table 5.1.14.1.-3 diagnostic counters name description bus message count the number of messages in the communications system detected by the slave since its last pickup, clear counters operation or power up. Bus communication error count the number of crc or lrc errors encountered by the slave si...

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    User-defined registers reading of unwanted data in a data block wastes bandwidth and complicates data interpretation. For optimum efficiency in modbus communication, data has therefore been organized into consecutive blocks. In addition, a set of programmable user-defined registers (udr) has been de...

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    79 * special case 1: if there are no unread fault records, the contents of the last read record is returned. If the buffer is empty, however, the registers contain only zeros. This is the only time when sequence number zero appears. * special case 2: if the master tries to read the next unread fault...

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    The event record contains a sequence number which makes it possible for the master to determine whether one or several unread event records have been deleted due to overflow by comparing it to the sequence number of the previously read event record. The slave keeps track of which event record is cur...

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    81 momentary master reads master reads master reads master reads change detect a040332 fig. 5.1.14.1.-1 change detection bit if the instantaneous value of a target bit has changed two or more times since the master last read it, the cd bit is set to one. When the cd bit has been read, it is set to z...

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    Table 5.1.14.1.-5 mapping of modbus data: user-defined registers description hr/ir address (.Bit) di/coil bit address writeable value range comment udr 1 1 or 385 udr 2 2 or 386 udr 3 3 or 387 udr 4 4 or 388 udr 5 5 or 389 udr 6 6 or 390 udr 7 7 or 391 udr 8 8 or 392 udr 9 9 or 393 udr 10 10 or 394 ...

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    83 table footnotes from previous page a) if the input is out of operation or the optional rtd module has not been installed, the value -32768 will be returned. B) if the input is out of operation or the optional rtd module has not been installed, the value 655 will be returned. Table 5.1.14.1.-8 map...

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    Description hr/ir address (.Bit) di/coil bit address writeable value range comment trip signal from element 46 cd 419.01 34 trip signal from element 46r 419.02 35 0/1 1 = activated trip signal from element 46r cd 419.03 36 cbfail 419.04 37 0/1 1 = activated cbfail cd 419.05 38 po1 419.06 39 0/1 1 = ...

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    85 description hr/ir address (.Bit) di/coil bit address writeable value range comment emergency start 421.10 75 0/1 1 = activated emergency start cd 421.11 76 hmi communication password 421.12 77 0/1 1 = opened 0 = closed hmi communication password cd 421.13 78 a) the thermal restart disable level i...

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    Description hr/ir address (.Bit) di/coil bit address writeable value range comment trip target code 814 0...21 see table 5.1.15.- 2 start-up time of the latest motor start up 815 0...240 seconds number of pickups of element 48/14 816 0...999 counter number of pickups of element 50p-1 817 0...999 cou...

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    87 table 5.1.14.1.-14 fault record address signal name range comment 601 latest selection code a) 1...2 1 = read oldest unread record 2 = read oldest stored record 602 sequence number 1...999 603 unread records left 0...6 604 time stamp of the recorded data, date 2 bytes: yy.Mm 605 time stamp of the...

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    Table 5.1.14.1.-15 event record address signal name range comment 671 latest selection code a) 1...3 1 = read oldest unread record 2 = read oldest stored record 3 = clear modbus event buffer -1...-99 -1...-99 = move to the nth newest record 672 sequence number 1...999 673 unread records left 0...99 ...

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    89 5.1.15. Spa bus communication protocol parameters altering parameter values via serial communication requires the use of the spa password in some cases. The password is a user-defined number within the range 1...999, the default value being 001. Spa parameters are found on channels 0...5, 504 and...

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    Variable actual settings (r), channel 0 group/ channel 1 (r, w, p) group/ channel 2 (r, w, p) setting range pickup value of element 46 s15 b) 1s15 2s15 0.10 … 0.50 x fla time constant of element 46 s16 1s16 2s16 5...100 restart disable value s17 1s17 2s17 5...500 s countdown rate of start- up time c...

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    91 variable actual settings (r), channel 0 group/ channel 1 (r, w, p) group/ channel 2 (r, w, p) setting range checksum, sgf 1 s61 1s61 2s61 0...255 checksum, sgf 2 s62 1s62 2s62 0...255 checksum, sgf 3 s63 1s63 2s63 0...255 checksum, sgf 4 s64 1s64 2s64 0...7 checksum, sgf 5 s65 1s65 2s65 0...255 c...

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    Recorded data parameter (r) value 4=(48/14 pickup) 2 x (48/14 tdly) or 48/ 14 i a 8=51n 16=i c (50p) 32=i b (50p) 64=i a (50p) 128=46 256=i c (37) 512=i b (37) 1024=ia (37) 2048=46r 4096=49 8192=49/38-1 16384=49/38-2 32768=external trip trip target code v2 0 = — 1 = alarm of element 49 2 = trip of e...

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    93 recorded data parameter (r) value number of pickups of element (48/ 14 pickup)2 x (48/14 tdly) or 48/14 v4 0...999 number of pickups of element 50p v5 0...999 number of pickups of element 51n v6 0...999 number of pickups of element 37 v7 0...999 number of pickups of element 46 v8 0...999 the last...

  • Page 94

    Recorded data event (r) value n channel 1 n-1 channel 2 n-2 channel 3 n-3 channel 4 n-4 channel 5 pickup duration of element 49/ 38-1, trip 1v19 2v19 3v19 4v19 5v19 0...100% pickup duration of element 49/ 38-2, alarm 1v20 2v20 3v20 4v20 5v20 0...100% pickup duration of element 49/ 38-2, trip 1v21 2v...

  • Page 95

    95 description parameter (channel 0) r, w value analog channel conversion factor and unit for the ground-fault current m83 c) r, w factor 0...65535, unit (a, ka), e.G. 10,ka internal trigger signals' checksum v236 r, w 0...8191 internal trigger signal's edge v237 r, w 0...8191 checksum of internal s...

  • Page 96

    Event weighting factor default value of triggering mask, v236 default value of triggering edge, v237 default value of storing mask, v238 trip of element 37 128 1 0 1 pickup of element 51n 256 0 0 0 trip of element 51n 512 1 0 1 pickup of element 46 1024 0 0 0 trip of element 46 2048 1 0 1 motor star...

  • Page 97

    97 description parameter r, w, p value rated frequency v104 r, w (p) 50 or 60 hz time setting range for demand values in minutes v105 r, w 0...999 min non-volatile memory settings v106 r, w 0...63 time setting for disabling new trip targets on the lcd v108 r, w (p) 0...999 min activating the self-su...

  • Page 98

    Description parameter r, w, p value sensor selection for input rtd5 v125 b) r, w (p) 0 = not in use 1 = pt100 -45...+150°c 2 = pt250 -45...+150°c 3 = pt1000 -45...+150°c 4 = ni100 -45...+250°c 5 = ni120 -45...+250°c 6 = cu10 -45...+150°c 7 = ni120us -45...+250°c sensor selection for input rtd6 v126 ...

  • Page 99

    99 description parameter r, w, p value rtd build number 1v229 r xxx relay serial number v230 r baxxxxxx cpu serial number v231 r acxxxxxx rtd serial number v232 r arxxxxxx test date v235 r yymmdd date reading and setting (red 500 format) v250 r, w yy-mm-dd time reading and setting (red 500 format) v...

  • Page 100

    Table footnotes from previous page d) if the input is out of operation or the optional rtd module has not been installed or is faulty, dashes will be shown on the lcd and “ 999 ” when parameters are read via the spa bus. Each protection element has its internal output signal. These signals can be re...

  • Page 101

    101 status of the protection elements channel state of element (r) recorded functions (r) value trip of element 49/38-1 0,2 o19 o79 0/1 alarm of element 49/38-2 0,2 o20 o80 0/1 trip of element 49/38-2 0,2 o21 o81 0/1 cbfail trip 0,3 o22 o82 0/1 table 5.1.15.-10 outputs operation of output contact ch...

  • Page 102

    Parameters for iec 60870-5-103 remote communication protocol table 5.1.15.-11 settings description parameter (channel 507) r, w, p value unit address of the relay 507v200 r, w 1...254 data transfer rate (iec 60870-5- 103), kbps 507v201 r, w (p) 9.6/4.8 parameters for modbus remote communication prot...

  • Page 103

    103 measurements table 5.1.15.-13 measured values description parameter (channel 0) r, w, p value cumulative start-up counter v51 r 0...999 s time to next possible motor start up v52 r 0...999 min motor running time v53 r, w (p) 0...999 x 100 h a) maximum phase current during motor start up v54 r 0....

  • Page 104

    Table 5.1.15.1.-1 event masks event mask code setting range default setting v155 e31...E36 0...63 1 1v155 1e1...1e14 0...16383 4180 1v156 1e15...1e26 0...4095 1365 1v157 1e27...1e38 0...4095 341 2v155 2e1...2e10 0...1023 3 2v156 2e11...2e20 0...1023 0 2v157 2e21...2e28 0...255 0 channel 0 events alw...

  • Page 105

    105 channel 1 table 5.1.15.1.-5 event codes e1...E14 channel event description weighting factor default value 1 e1 motor start up begins 1 1 1 e2 motor start up ends 2 0 1 e3 a) pickup of element 49 activated 4 1 1 e4 a) pickup of element 49 reset 8 0 1 e5 alarm signal from element 49 16 1 1 e6 alar...

  • Page 106

    Table 5.1.15.1.-7 event codes e27...E38 channel event description weighting factor default value 1 e27 a) pickup signal from element 51n activated 1 1 1 e28 a) pickup signal from element 51n reset 2 0 1 e29 trip signal from element 51n activated 4 1 1 e30 trip signal from element 51n reset 8 0 1 e31...

  • Page 107

    107 channel event description weighting factor default value 2 e19 di5 activated 256 0 2 e20 di5 deactivated 512 0 default value of event mask 2v156 0 table 5.1.15.1.-10 event codes e21...E28 channel event description weighting factor default value 2 e21 alarm signal from element 49/38-1 activated 1...

  • Page 108

    Table 5.1.16.-1 irf codes fault code type of fault 4 error in output relay po1 5 error in output relay po2 6 error in output relay po3 7 error in output relay so1 8 error in output relay so2 9 error in the enable signal for output relay po1, po2, so1 or so2 10, 11, 12 error in the feedback, enable s...

  • Page 109

    109 table 5.1.16.-2 warning codes fault weight value battery low 1 trip-circuit supervision a) 2 power supply module temperature high 4 communication module faulty or missing 8 rtd module faulty 16 temperature sensor range error 32 sensor circuit open or shorted (rtd1) 64 sensor circuit open or shor...

  • Page 110

    Local parameterization when the parameters are set locally, the setting parameters can be chosen via the hierarchical menu structure. The wanted language can be selected for parameter descriptions. Refer to the operator ’ s manual for further information. External parameterization relay setting tool...

  • Page 111

    111 unused rtd inputs are to be short-circuited separately. Terminals x4.1/21-24 and x3.1/1-6 (optional) are digital input terminals, see table 5.2.1.-5. The digital inputs can be used to generate a blocking signal, to unlatch output contacts or for remote control of relay settings, for instance. Th...

  • Page 112

    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 x3.1 x4.1 x2.1 danger - risk of elect ric shock near inst rument terminals ! Tx rx x5.3 x5.4 tx rx a051555 fig. 5.2.1.-1 rear view of the relay wit...

  • Page 113

    113 peligro - ha y riesgo de impacto elect rico cerca de los terminales de inst rumentos ! 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 x3.1 x4.1 x2.1 x5.5 6 5 4 3 2 1 a051554 fig. 5.2.1.-2 re...

  • Page 114

    Terminal function rem610x11xxxx rem610x15xxx- x rem610x51xxxx rem610x55xx- xx x2.1-9 - - - - x2.1-10 - - - - x2.1-11 - - - - x2.1-12 - - - - a) the value denotes the rated current for each input. Table 5.2.1.-2 auxiliary supply voltage terminal function x4.1-1 input, + x4.1-2 input, - table 5.2.1.-3...

  • Page 115

    115 table 5.2.1.-5 digital inputs terminal function x4.1-23 di1 x4.1-24 x4.1-21 di2 x4.1-22 x3.1-1 di3 a) x3.1-2 x3.1-3 di4 a) x3.1-4 x3.1-5 di5 a) x3.1-6 a) optional. Table 5.2.1.-6 rtd inputs (optional) terminal function x3.1-7 rtd1, + x3.1-8 rtd1, - x3.1-9 rtd1, common x3.1-10 rtd2, + x3.1-11 rtd...

  • Page 116

    Plastic fibre-optic connection if the relay is provided with the optional fibre-optic communication module for plastic fibre, the fibre-optic cables are connected to terminals as follows: table 5.2.2.-1 plastic fibre-optic rear connection terminal function x5.3-tx transmitter x5.3-rx receiver rs-485...

  • Page 117

    117 the bus is to be biased at one end to ensure fail-safe operation, which can be done using the pull-up and pull-down resistors on the communication module. The pull- up and pull-down resistors are selected by setting jumpers x3 and x4 to the on position. The jumpers have been set to no terminatio...

  • Page 118

    The fibre-optic interface is selected with jumpers x6 and x2 located on the pcb of the communication module (see fig. 5.2.2.-2). Table 5.2.2.-3 transmitter selection transmitter position of jumper x6 plastic x5.3-tx glass x5.4-tx table 5.2.2.-4 receiver selection transmitter position of jumper x2 pl...

  • Page 119

    119 5.2.3. Technical data table 5.2.3.-1 dimensions (for dimension drawings, refer to the installa- tion manual) width, frame 177 mm, case 164 mm height, frame 177 mm (4u), case 160 mm depth, case 149.3 mm weight of the relay ~ 3.5 kg weight of the spare unit ~ 1.8 kg table 5.2.3.-2 power supply u a...

  • Page 120

    Table 5.2.3.-4 measuring range measured currents on phases i a , i b and i c as multiples of the rated currents of the energizing inputs 0...50 × i n (ct) ground-fault current as a multiple of the rated current of the energizing input 0...8 × i n (ct) table 5.2.3.-5 digital inputs rated voltage: di1...

  • Page 121

    121 table 5.2.3.-8 trip outputs (po1, po2, po3) rated voltage 250 v ac/dc continuous carry 5 a make and carry for 3.0 s 15 a make and carry for 0.5 s 30 a breaking capacity when the control-circuit time constant l/ r connected in series) 5 a/3 a/1 a minimum contact load 100 ma at 24 v ac/dc trip-cir...

  • Page 122

    Dry cold test according to iec 60068-2-1 damp heat test, cyclic (humidity >93%) according to iec 60068-2-30 atmospheric pressure 86...106 kpa table 5.2.3.-12 electromagnetic compatibility tests emc immunity test level meets the requirements listed below: 1 mhz burst disturbance test, class iii accor...

  • Page 123

    123 table 5.2.3.-13 standard tests insulation tests: dielectric tests according to iec 60255-5 * test voltage 2 kv, 50 hz, 1 min impulse voltage test according to iec 60255-5 * test voltage 5 kv, unipolar impulses, waveform 1.2/50 μ s, source energy 0.5 j insulation resistance measurements according...

  • Page 124

    124.

  • Page 125

    125 6. Application examples 6.1. Setting calculations 6.1.1. Protected unit scaling factor the fla secondary scaling factor for phase currents is calculated as follows: fla secondary scaling factor = i i i i n nm nr n 1 2 × (5) i n1 = rated primary current of the ct i n2 = rated secondary current of...

  • Page 126

    If the settings of the thermal overload protection have been defined by means of the fla of the motor instead of the internal fla, they will be valid at an ambient temperature of 40°c. For how the ambient temperature is used to determine the internal fla, refer to section 5.1.4.2. Thermal overload p...

  • Page 127

    127 t/s 1000 100 500 200 50 10 20 5 1 2 3 4 30 40 300 400 2000 3000 4000 1 2 3 4 5 10 6 8 i/fla 1.05 p [%] 20 50 75 100 x cold curve a070814 fig. 6.1.2.1.-1 the influence of p at prior load 1 x fla and t 6x = 20 s motor protection relay technical reference manual - ansi version rem 610 rem 610 1mrs7...

  • Page 128

    6.1.2.2. Safe stall time for hot starts the safe stall time setting, t 6x , is determined according to the start-up time of the motor. The safe stall time can easily be determined from the trip curves at prior load 1 x fla. Normally, the safe stall time setting is selected to allow one hot or two co...

  • Page 129

    129 example: start-up current of the motor 6.2 x fla start-up time of the motor 11 s one hot start allowed ambient temperature 40°c at an ambient temperature of 40°c the internal fla equals the fla of the motor. Thus, the start-up current of the motor is 6.2 x the internal fla. The safe stall time s...

  • Page 130

    T/s 50 10 20 5 1 2 3 4 30 40 1 2 3 4 5 10 6 8 1.05 t 6x 120 60 30 20 15 10 5 2.5 [ s ] i/i n a051487 fig. 6.1.2.2.-1 selected safe stall time 30 s example: start-up current of the motor 6.2 x fla start-up time of the motor 11 s one hot start allowed ambient temperature 20°c at an ambient temperature...

  • Page 131

    131 in this case, a safe stall time setting of 23 seconds is selected from the trip curves at prior load 1 x fla, permitting a start-up time slightly longer than the one stated by the motor manufacturer; see the figure below. T/s i/i n 50 10 20 5 1 2 3 4 30 40 1 2 3 4 5 10 6 8 1.05 t 6x 120 60 30 20...

  • Page 132

    Example: start-up current of the motor 6.2 x fla start-up time of the motor 11 s one hot start allowed ambient temperature 40°c at an ambient temperature of 40°c the internal fla equals the fla of the motor. Thus, the start-up current of the motor is 6.2 x the internal fla. In fig. 5.1.2.2.-3, a saf...

  • Page 133

    133 6.1.2.3. Checking the set safe stall time for cold starts by selecting the correct trip curve from the trip curves at no prior load according to the previously selected or calculated safe stall time setting, the total start-up time of the motor can be read from the curve. The total start-up time...

  • Page 134

    Generally, the prior alarm level is set to 80 … 90 per cent of the trip level. 6.1.2.7. Time constant dial, k c the time constant dial, k c , is the ratio of the cooling time (at motor standstill) and the heating time constant: k cooling heating c = τ τ (10) generally, the time constant dial of the ...

  • Page 135

    135 6.1.4. Cumulative start-up time counter the cumulative start-up time counter functions as backup to the thermal overload protection and prevents too frequent motor start ups, i.E. Ensures that the recommendations from the manufacturer are followed. There are two values to set: the restart disabl...

  • Page 136

    Generally, a set pickup value as low as 75% of the start-up current of the motor has proved useful, but if the inrush current causes tripping during motor start up, a higher set pickup value will be required. 6.1.6. Unbalance and phase reversal protection the pickup value of the unbalance element, 4...

  • Page 137

    137 however, an ground-fault current may affect the unbalance measurement. Therefore, it is recommended that the unbalance protection is used to protect the motor against single-phasing only. A070089 fig. 6.1.6.3.-1 connection with two phase current transformers 6.1.7. Ground-fault protection in sol...

  • Page 138

    The pickup value of the ground-fault element is typically selected to be 5...30% in of the fully developed ground-fault current and the operate time to be 0.5...2 seconds. If a residual connection is preferred, the pickup value and operate time must be set slightly higher in order to avoid possible ...

  • Page 139

    139 rated power, p nm 4500 kw rated voltage, u nm 3300 v rated current, i nm 930 a start-up current of the motor 6.2 x fla start-up time of the motor 11 s safe stall time 19 s ambient temperature 40°c ct current ratio 1000/5 a (relay input = 5 a) setting calculations the protected unit scaling facto...

  • Page 140

    If the pickup value of element 50p is set to be doubled during motor start up (sgf3/ 8=1), the pickup value should be set below the start-up current of the motor, i.E to 75...90% x the start-up current of the motor: 50p = 0.75 x 6.2 ≈ 4.65. 6.3. Protecting a motor at an ambient temperature other tha...

  • Page 141

    141 6.4. Protecting a contactor controlled motor data of the squirrel cage motor stated by the manufacturer: rated power, p nm 900 kw rated voltage, u nm 380 v rated current, i nm 1650 a start-up current of the motor 6.0 x i nm two cold starts allowed start-up time of the motor 9 s safe stall time 2...

  • Page 142

    As one motor start-up uses 9 s/20 s ≈ 45% of the thermal capacity of the motor, the restart disable level, 49 redis, should be set to below 55 per cent, e.G. To 50 per cent. The prior alarm level, 49 alarm, is set to 80...90 per cent of the trip level. The time constant multiplier, k c , is set to 4...

  • Page 143

    143 6.7. Ground-fault protection in a solidly grounded network data of the motor stated by the manufacturer: rated current, i nm 1650 a ct current ratio 2000/5 a (relay input = 5 a) required ground-fault sensitivity 20% i nm the pickup value of element 51n is calculated as follows: 20 1650 5 2000 16...

  • Page 144

    144.

  • Page 145

    145 7. Ordering information when ordering protection relays and/or accessories, specify the following: * order number * hmi language set number * quantity the order number identifies the protection relay type and hardware as described in the figures below and is labelled on the marking strip under t...

  • Page 146

    Rem610c55hsns 01 rtd/thermistor module: m = included n = none power supply: h = 100-240 v ac/110-250 v dc, 2xdi (110/125/220/250 v dc), 3xpo 2xso l = 24-60 v dc, 2xdi (24/48/60/110/125/220/250 v dc), 3xpo, 2xso earth-fault current input: 5 = 5a 1 = 1a phase-current inputs: 5 = 5a 1 = 1a language set...

  • Page 147

    147 8. Check lists table 8.-1 setting group 1 variable group/ channel 1 (r, w, p) setting range default setting customer ’ s setting safe stall time 1s1 2...120 s 2 s weighting factor 1s2 20...100% 50 % time constant dial 1s3 1...64 1 prior alarm level 1s4 50...100% 95 % restart disable level 1s5 20...

  • Page 148

    Variable group/ channel 1 (r, w, p) setting range default setting customer ’ s setting operate time rtd5a tdly 1s30 1...100 s 1 s trip value rtd5t 1s36 0...200°c 0°c operate time rtd5t tdly 1s42 1...100 s 1 s alarm value rtd6a 1s25 0...200°c 0°c operate time rtd6a tdly 1s31 1...100 s 1 s trip value ...

  • Page 149

    149 variable group/ channel 2 (r, w, p) setting range default setting customer ’ s setting start-up current for motor or start value of element 48/14 2s7 1.00 … 10.0 x fla 1.00 x fla start-up time for motor or operate time of element 48/ 14 2s8 0.30...80.0 s 0.30 s pickup value of element 50p 2s9 0....

  • Page 150

    Variable group/ channel 2 (r, w, p) setting range default setting customer ’ s setting trip value ptc2 2s45 0.1...15.0 k Ω 0.1 k Ω checksum, sgf 1 2s61 0...255 0 checksum, sgf 2 2s62 0...255 0 checksum, sgf 3 2s63 0...255 2 checksum, sgf 4 2s64 0...7 0 checksum, sgf 5 2s65 0...255 0 checksum, sgb 1 ...

  • Page 151

    151 description parameter (channel 0) setting range default setting customer ’ s setting sensor/thermistor selection for input rtd1 v121 0 = not in use 1 = pt100 -45... +150°c 2 = pt250 -45... +150°c 3 = pt1000 -45... +150°c 4 = ni100 -45... +250°c 5 = ni120 -45... +250°c 6 = cu10 -45... +150°c 7 = ...

  • Page 152

    Description parameter (channel 0) setting range default setting customer ’ s setting sensor/thermistor selection for input rtd4 v124 0 = not in use 1 = pt100 -45... +150°c 2 = pt250 -45... +150°c 3 = pt1000 -45... +150°c 4 = ni100 -45... +250°c 5 = ni120 -45... +250°c 6 = cu10 -45... +150°c 7 = ni12...

  • Page 153

    153 description parameter (channel 0) setting range default setting customer ’ s setting rear communication protocol v203 0 = spa 1 = iec_103 2 = modbus rtu 3 = modbus ascii 0 connection type v204 0 = loop 1 = star 0 line-idle state v205 0 = light off 1 = light on 0 optional communication module v20...

  • Page 154

    154.

  • Page 155

    155 9. Abbreviations abbreviation description ansi american national standards institute ascii american standard code for information interchange awg american wire gauge cbfail circuit-breaker failure protection cbfp circuit-breaker failure protection cd change detect; compact disk cpu central proce...

  • Page 156

    Rms root mean square rtd resistance temperature device rtu remote terminal unit sgb switchgroup for digital inputs sgf switchgroup for functions sgl switchgroup for leds sgr switchgroup for output contacts so signal output sp second-pulse spa data communication protocol developed by abb tcr temperat...

  • Page 158

    Abb oy distribution automation p.O. Box 699 fi-65101 vaasa finland +358 10 2211 +358 10 224 1080 www.Abb.Com/substationautomation 1mrs75553 7 e n 12/2007.