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Gamatronic Centric 120 kW User Manual

Manual is about: UPS SYSTEM

Summary of Centric 120 kW

  • Page 1

    G amatronic e lectronic i ndustries l td . 17 hartom st., po box 45029, jerusalem 9777517, israel tel: +972-2-588-8222 fax: +972-2-582-8875 email: info@gamatronic.Co.Il website: www.Gamatronic.Com 2mum-ppcn/5 u u p p s s s s y y s s t t e e m m 3 3 x x 4 4 8 8 0 0 v v a a c c u u s s e e r r g g u u...

  • Page 2

    Ii centric 3x480, user guide, rel. 1.7 g amatronic e lectronic i ndustries l td . Har hotzvim industrial park 17 hartom st., po box 45029, jerusalem 9777517 israel tel: +972-2-588-8222 fax: +972-2-582-8875 email: info@gamatronic.Co.Il website: www.Gamatronic.Com the equipment described in this docum...

  • Page 3

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 iii table of contents 1. S afety p recautions .................................................................................................................... 1 1.1 do’s ..................................................

  • Page 4

    G amatronic e lectronic i ndustries l td . Iv centric 3x480, user guide, rel. 1.7 7. C entric menu functions in detail ............................................................................................. 23 7.1 password requirements .............................................................

  • Page 5

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 v 7.2.10.3 generator mode setup ........................................................................................................... 74 7.2.11 setup > save & restore ...................................................

  • Page 6

    G amatronic e lectronic i ndustries l td . Vi centric 3x480, user guide, rel. 1.7 figure 2: major components of the centric 3x480 vac (120 kw model) ............................................. 5 figure 3: system control panel, displaying the main menu .................................................

  • Page 7

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 vii figure 54: example of an output dry contact linked to an alarm ........................................................ 73 figure 55: generator mode setup screen ..........................................................

  • Page 8

    G amatronic e lectronic i ndustries l td . Viii centric 3x480, user guide, rel. 1.7 table 11: key to figure 72 ................................................................................................................. 91 table 12: assignments for d9 connectors on rear of controller .............

  • Page 9

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 1 1. S afety p recautions the powerplus ups system is designed for industrial applications and harsh environments. Nevertheless the powerplus should be handled with care, according to the following guidelines. Warning! Hi...

  • Page 10

    G amatronic e lectronic i ndustries l td . 2 centric 3x480, user guide, rel. 1.7 1.2 don’ts • do not open the cover of the ups or the battery cabinets under any circumstances. All ups panels and doors should be closed. • do not insert any objects through the ventilation holes. • do not put objects o...

  • Page 11

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 3 2. I ntroduction to the c entric 480 in general, an uninterruptible power supply (ups) provides backup power for use when the utility ac electric power mains fail or drop to an unacceptable voltage level. Centric does t...

  • Page 12

    G amatronic e lectronic i ndustries l td . 4 centric 3x480, user guide, rel. 1.7 240 kw model, front view 240 kw model, rear view figure 1: major components of the centric 3x480 vac (240 kw model) table 1: key to figure 1 i tem d escription a the ups cabinet’s front door b back side of the lcd panel...

  • Page 13

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 5 120 kw model, front view 120 kw model, rear view figure 2: major components of the centric 3x480 vac (120 kw model) table 2: key to figure 2 i tem d escription a the ups cabinet’s front door b back side of the lcd panel...

  • Page 14

    G amatronic e lectronic i ndustries l td . 6 centric 3x480, user guide, rel. 1.7 2.2 lcd control panel the lcd control panel (figure 3) is the user's main interface with the centric . The lcd panel is touch- sensitive – the user navigates through the system screens by pressing lightly on the various...

  • Page 15

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 7 2.3 system controller the centric system controller has three purposes: • controls and monitors the operation of the centric according to the user's commands. • collects and summarizes data from all sections of the ups....

  • Page 16: 2.7.1

    G amatronic e lectronic i ndustries l td . 8 centric 3x480, user guide, rel. 1.7 2.7 dc-to-dc voltage converter modules the dc-to-dc converter modules are located below the ups modules (see figure 1 or figure 2). Each dc-dc converter module contains two dc-to-dc converter blocks. Each converter bloc...

  • Page 17: 2.8.1

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 9 2.8 emergency power off – epo (manual) an external emergency power off (epo) switch may be installed on the centric by the customer. The epo switch is used to cut power to the load in emergency situations. Refer to the ...

  • Page 18

    G amatronic e lectronic i ndustries l td . 10 centric 3x480, user guide, rel. 1.7 3. O perating modes the centric ups functions to supply ac electrical power to your load. The centric has three possible modes of operation: • normal mode. • battery mode. • bypass mode. 3.1 normal mode the ups is almo...

  • Page 19: 4.1.1

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 11 4. U ser interface this section describes the buttons and indicators used to operate the centric . 4.1 control panel the lcd control panel (figure 3) is the user's main interface with the centric . The lcd panel is tou...

  • Page 20: 4.2.1

    G amatronic e lectronic i ndustries l td . 12 centric 3x480, user guide, rel. 1.7 4.2 buttons and leds on the system controller on the system controller, to the left of the lcd touch screen are two buttons, and two leds. These are described below. Figure 6: the centric’s top front panel 4.2.1 “ups o...

  • Page 21: 4.2.3

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 13 4.2.3 “cpu active” led the “cpu active” led is normally a solid green. If this led is not lit (a very rare occurrence), the cpu has stopped operating. Using the “cpu on/off” button may resolve the problem. See section ...

  • Page 22

    G amatronic e lectronic i ndustries l td . 14 centric 3x480, user guide, rel. 1.7 5. C entric control system the centric control system provides the user complete control over the ups and its operating parameters. This chapter describes basic, most frequently-used functions. 5.1 the main screen (mai...

  • Page 23: 5.2.1

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 15 on all screens other than the main menu screen, the current navigation path is displayed in the upper-left corner of the screen (see figure 4), making it easy to understand where you are located within the control syst...

  • Page 24: 5.2.2

    G amatronic e lectronic i ndustries l td . 16 centric 3x480, user guide, rel. 1.7 5.2.2 operation the operation option on the main menu is used to turn the ups on or off. (for a full description of all of the operation menu functions, see section 7.3.) 5.2.2.1 turning the ups on (following normal sh...

  • Page 25: 5.2.2.2

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 17 5. The system requests confirmation. Figure 10: the system requests confirmation 6. Choose "ok". The ups takes about two minutes to perform a self-check routine, and to bring the internal dc voltage up to 860 v, after ...

  • Page 26: 5.2.3

    G amatronic e lectronic i ndustries l td . 18 centric 3x480, user guide, rel. 1.7 5.2.3 status selecting the status option on the main menu displays a diagram that summarizes the overall state of the ups. In the diagram, shown in figure 13, the highlighted (yellow) line indicates the present power f...

  • Page 27: 5.2.4

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 19 5.2.4 profile selecting the profile icon on the main menu lets you view various system parameters as defined by the factory or by your system technician. Parameters for the overall system and for the battery, static sw...

  • Page 28: 5.3.1

    G amatronic e lectronic i ndustries l td . 20 centric 3x480, user guide, rel. 1.7 5.3 operating the system the "operation" option on the system main menu is used to: • turn the centric on (system on). • turn the centric off (system off). • turn the power modules off. • turn the power modules on. • t...

  • Page 29

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 21 6. C entric start - up 6.1 normal (not first-time) start-up this section describes the start-up procedures for the operator after a shutdown of the centric. A shutdown could occur due to battery exhaustion following an...

  • Page 30

    G amatronic e lectronic i ndustries l td . 22 centric 3x480, user guide, rel. 1.7 6.2 centric total shutdown (no ac output) 1. Switch off the load device(s). 2. From the main menu choose operation > turn on/off > system off. 3. The control screen will show a status of "ups off, no output"..

  • Page 31

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 23 7. C entric menu functions in detail this chapter describes the functions available through the centric main menu and its submenus. The menus of the centric are logically organized by function, to make it easy to find ...

  • Page 32: 7.2.1

    G amatronic e lectronic i ndustries l td . 24 centric 3x480, user guide, rel. 1.7 7.2 setup menu the setup menu functions enable you to set values for most of the parameters that govern the operation of the centric ups. Figure 17: "setup" menu 7.2.1 setup > system the "setup > system" submenu is use...

  • Page 33: 7.2.1.1

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 25 figure 18: "setup > system" options 7.2.1.1 setup > system > nominal settings • nominal system output voltage: you can modify the nominal output voltage to any of the values listed on the screen, but first you must tur...

  • Page 34: 7.2.1.3

    G amatronic e lectronic i ndustries l td . 26 centric 3x480, user guide, rel. 1.7 number of ups modules: must be less than or equal to the number of modules currently in-place in the ups. Number of modules for redundancy: of the total number of ups modules, you must indicate the number of modules th...

  • Page 35: 7.2.1.4

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 27 7.2.1.4 setup > system > system type model type: indicate the maximum output power of your system. Here, assume no redundant modules, so that all modules are considered when calculating the maximum potential system out...

  • Page 36

    G amatronic e lectronic i ndustries l td . 28 centric 3x480, user guide, rel. 1.7 table 5: watchdog status and the state of the “cpu active” led s tate of “cpu a ctive ” led s tate of cpu t roubleshooting suggestions steady green there is normal communication between the adaptor card pc710a and the ...

  • Page 37: 7.2.1.7

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 29 7.2.1.7 setup > system > maintenance this option has a number of sub-options. Some are related to system maintenance and some to the system log. 7.2.1.7.1 m aintenance alarm list displays pending alarms related to syst...

  • Page 38: 7.2.2

    G amatronic e lectronic i ndustries l td . 30 centric 3x480, user guide, rel. 1.7 7.2.2 setup > modules the setup > modules menu is where the parameters for individual modules can be adjusted. The functions here enable "fine-tuning" of the module output. Figure 19: "setup > modules" options 7.2.2.1 ...

  • Page 39: 7.2.2.4

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 31 figure 20: measurement point for calibration and adjustment of voltages and currents 7.2.2.4 modules output current calibration use this function if it becomes necessary to recalibrate the current (ampere) readings of ...

  • Page 40: 7.2.2.5

    G amatronic e lectronic i ndustries l td . 32 centric 3x480, user guide, rel. 1.7 7.2.2.5 dc voltage calibration this function is used to correct any inaccuracy in each module’s measurement of its internal dc voltage. (note: a password may be required to complete this function.) each module’s readin...

  • Page 41: 7.2.2.6

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 33 figure 22: measure the module’s dc voltage between the dc bus and midpoint 7.2.2.6 ac output voltage adj. Use this function to modify the voltages of the individual output phases of a specific power module. The phase v...

  • Page 42: 7.2.2.8

    G amatronic e lectronic i ndustries l td . 34 centric 3x480, user guide, rel. 1.7 2. On the rear side of the ups, measure the voltage between the negative (“– “ dc bus and midpoint bus bar. See figure 22 . You would expect the value to be around 435 vdc, ± 10 v. 3. Compare your measured value to the...

  • Page 43: 7.2.3

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 35 7.2.3 setup > dc-dc the setup >dc-dc menu provides access to parameters related to the dc-to-dc conversion modules. Most of these parameters are for calibrating the centric’s readings of the several dc voltages related...

  • Page 44

    G amatronic e lectronic i ndustries l td . 36 centric 3x480, user guide, rel. 1.7 figure 24: battery bus bars and midpoint bus bar in centric’s underbelly figure 25: the “battery voltage calibration” screen.

  • Page 45: 7.2.3.2

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 37 7.2.3.2 dc voltage calibration this function is for correcting any inaccuracy in the centric’s display of the dc voltage. (this is the output voltage of the dc-dc blocks, not the battery voltage. The rectifier’s output...

  • Page 46: 7.2.3.3

    G amatronic e lectronic i ndustries l td . 38 centric 3x480, user guide, rel. 1.7 7.2.3.3 charger current calibration use this function if it necessary to recalibrate the ampere readings of one of the ups's input phases. In order to calibrate the charging current, you have to ensure that there is ch...

  • Page 47: 7.2.3.4

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 39 7.2.3.4 dc-to-dc voltage adjustments this function enables you to adjust the voltages out of each individual dc-dc block. Adjustments are made to each dc/dc block separately, one block at a time. 7.2.3.4.1 a djusting t...

  • Page 48: 7.2.4

    G amatronic e lectronic i ndustries l td . 40 centric 3x480, user guide, rel. 1.7 7.2.4 setup > battery the setup > battery functions provide control over a number of battery parameters. The centric supports the use of standard lead-acid batteries, and also lithium-ion batteries. If you plan to use ...

  • Page 49: 7.2.4.2

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 41 • if a battery test is scheduled to take place now but the battery has not yet been fully charged (has not yet been charged from the mains for eight consecutive hours since its last significant discharge), the test is ...

  • Page 50: 7.2.4.3

    G amatronic e lectronic i ndustries l td . 42 centric 3x480, user guide, rel. 1.7 7.2.4.2.4 s et battery current limit value use this function to set a limit for the battery output current. There are two options: • set maximum battery current to 0.1 x battery capacity. • set maximum battery current ...

  • Page 51

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 43 7.2.4.7.2 s etup > b att . > b att . T emp . C ntl . > enable/disable batt. Temp. Comp. Enables / disables battery temperature compensation. 7.2.4.7.3 s etup > b att . > b att . T emp . C ntl . > batt. Temp. Comp. Para...

  • Page 52: 7.2.5

    G amatronic e lectronic i ndustries l td . 44 centric 3x480, user guide, rel. 1.7 7.2.5 setup > static switch figure 31: "setup > static switch" options 7.2.5.1 setup > st.Sw. > calibrate bypass voltage for calibration of the bypass voltage reading, by phase. 7.2.5.2 setup > st.Sw. > calibrate inver...

  • Page 53: 7.2.5.5

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 45 7.2.5.5 setup > st.Sw. > high-level setup these functions are related to the static switch. 7.2.5.5.1 s etup > st.Sw. > h i - level setup > bypass forced/controlled when the ups wants to move to bypass mode, this funct...

  • Page 54: 7.2.6

    G amatronic e lectronic i ndustries l td . 46 centric 3x480, user guide, rel. 1.7 7.2.6 setup > alarms figure 32: "setup > alarms" options 7.2.6.1 setup > alarms > set alarm priorities this function enables you to assign one of three possible levels of importance to each type of system alarm. The le...

  • Page 55: 7.2.7

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 47 7.2.7 setup > connectivity the functions in the "setup > connectivity" menu relate to the ability of the centric to communicate with other devices. Figure 33: "setup > connectivity" options 7.2.7.1 network configuratio...

  • Page 56

    G amatronic e lectronic i ndustries l td . 48 centric 3x480, user guide, rel. 1.7 1. Touch add new community… : figure 34: setup > connectivity > snmp configuration options 2. Type in the desired community name and select the community rights. Click the arrow at the top of the screen to proceed. Fig...

  • Page 57: 7.2.7.3

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 49 3. To delete a community, first touch the community name to be deleted. In the screen that appears (similar to figure 35), click delete at the bottom of the screen. 7.2.7.2.2 snmp configuration > accept snmp packets fr...

  • Page 58

    G amatronic e lectronic i ndustries l td . 50 centric 3x480, user guide, rel. 1.7 the centric’s modbus interface is compatible with most building management systems (bmss), using the register numbers shown in table 6. Note: the registers in table 6 can be addressed either as holding registers (for e...

  • Page 59

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 51 table 6: holding registers for modbus queries (note: these registers can be addressed as either holding registers [for example, 4x0002] or input registers [for example, 3x0002]) register variable name get values remark...

  • Page 60

    G amatronic e lectronic i ndustries l td . 52 centric 3x480, user guide, rel. 1.7 register variable name get values remarks 22 4x0022 input current line 3 ×10 a divide the value by 10 for real measurement: 21/10=2.1 a 24 4x0024 output source 0: normal 1: on battery 2: on bypass 3: reducing 4: boosti...

  • Page 61

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 53 register variable name get values remarks 61 4x0061 ups general fault alarm 0: alarm off 1: alarm on register variable name get values remarks 201 4x0201 system model id 1: mega powerplus 2: powerplus premium 3: centri...

  • Page 62

    G amatronic e lectronic i ndustries l td . 54 centric 3x480, user guide, rel. 1.7 register variable name get values remarks 210 4x0210 seconds on battery seconds only available during power failure, otherwise zero 211 4x0211 estimated backup time minutes only available during power failure and when ...

  • Page 63

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 55 register variable name get values remarks 235 4x0235 charger current line 1 ×10 a divide the value by 10 for real measurement: 21/10=2.1 a 236 4x0236 charger power line 1 ×10 kw divide the value by 10 for real measurem...

  • Page 64

    G amatronic e lectronic i ndustries l td . 56 centric 3x480, user guide, rel. 1.7 register variable name get values remarks 260 4x0260 output voltage line 2 ×10 vac divide the value by 10 for real measurement: 2315/10=231.5 vac 261 4x0261 output current line 2 ×10 a divide the value by 10 for real m...

  • Page 65

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 57 register variable name get values remarks 302 4x0302 module 1 alarm 0: alarm off 1: alarm on 303 4x0303 module 2 alarm 0: alarm off 1: alarm on 304 4x0304 module 3 alarm 0: alarm off 1: alarm on 305 4x0305 module 4 ala...

  • Page 66

    G amatronic e lectronic i ndustries l td . 58 centric 3x480, user guide, rel. 1.7 register variable name get values remarks 316 4x0316 module 15 alarm 0: alarm off 1: alarm on only for mega modular ups in 20 module configuration 317 4x0317 module 16 alarm 0: alarm off 1: alarm on only for mega modul...

  • Page 67

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 59 register variable name get values remarks 330 4x0330 low battery voltage 0: alarm off 1: alarm on 331 4x0331 emergency power off is active 0: alarm off 1: alarm on 332 4x0332 batteries failed last test 0: alarm off 1: ...

  • Page 68

    G amatronic e lectronic i ndustries l td . 60 centric 3x480, user guide, rel. 1.7 register variable name get values remarks 344 4x0344 shutdown by off button on touch panel 0: alarm off 1: alarm on 345 4x0345 shutdown by hardware off button 0: alarm off 1: alarm on 346 4x0346 shutdown through commun...

  • Page 69

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 61 register variable name get values remarks 358 4x0358 module switching adaptor is not responding 0: alarm off 1: alarm on only for mega modular ups in 20 module configuration 359 4x0359 module switching adaptor is not s...

  • Page 70

    G amatronic e lectronic i ndustries l td . 62 centric 3x480, user guide, rel. 1.7 this page left blank deliberately..

  • Page 71: 7.2.7.5

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 63 7.2.7.5 remote shutdown (optional feature) the remote shutdown function is used to instruct the centric to perform an orderly shutdown of a server or other computer in the event of an ac power outage or after a low-bat...

  • Page 72

    G amatronic e lectronic i ndustries l td . 64 centric 3x480, user guide, rel. 1.7 figure 40: new shutdown destination 7.2.7.5.2 s elect destinations from list this option displays a list in alphabetical order of all devices that are currently connected to the network and are in the "on" state. Place...

  • Page 73: 7.2.7.6

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 65 the default port of 262 will be acceptable in most environments. In the case that port 262 is not available on the shutdown target computer (for example, if an application on the target computer requires exclusive use ...

  • Page 74

    G amatronic e lectronic i ndustries l td . 66 centric 3x480, user guide, rel. 1.7 to use the optional email alarm notification feature, several parameters must be configured: figure 45: the email configuration menu table 7: description of email parameters parameter name description e mail server hos...

  • Page 75

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 67 7.2.7.6.1 a dding a new email recipient 1. Tapping the “email recipients” button brings up a list of the existing recipients and the opportunity to add a new recipient. Tap the “add new recipient” line. Figure 46: “add...

  • Page 76: 7.2.7.7

    G amatronic e lectronic i ndustries l td . 68 centric 3x480, user guide, rel. 1.7 screen (figure 49) control which alarms are listed on the screen: “all”, or only those with an “information”, “warning”, or “critical” severity. From the alarms displayed, indicate the ones you want to go to the recipi...

  • Page 77: 7.2.8

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 69 7.2.8 setup > time this menu includes those features related to time. Figure 50: "setup > time" options 7.2.8.1 setup > time > adjust date / time modify any or all of the fields as required: year, month, day, hours, mi...

  • Page 78: 7.2.10

    G amatronic e lectronic i ndustries l td . 70 centric 3x480, user guide, rel. 1.7 7.2.10 setup > dry contacts (optional feature) this function enables the user to manage the centric 's input and output dry contacts. A password may be required to use the sub-functions on this menu. If you do not have...

  • Page 79: 7.2.10.2

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 71 7.2.10.1.2 u sing the input dry contacts the connection for each input dry contact consists of two pins – one independent pin (aux1, aux2, aux3, aux4, or aux5), and the second pin, labeled com (or common). Input dry co...

  • Page 80

    G amatronic e lectronic i ndustries l td . 72 centric 3x480, user guide, rel. 1.7 table 8: alarms that can trigger output dry contacts (the messages are listed here in alphabetic order) ac input failure ac input voltage high ac input voltage low actual responding modules are less than defined adapte...

  • Page 81

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 73 ups module #7 is sending an alarm or warning ups module #8 is sending an alarm or warning ups shutdown by “off” button on lcd panel ups shutdown by emergency power off ups shutdown by end of battery backup ups shutdown...

  • Page 82: 7.2.10.3

    G amatronic e lectronic i ndustries l td . 74 centric 3x480, user guide, rel. 1.7 the connections for output dry contacts 3 through 6 are located in connector group 1 (see chapter 8). Each of these output dry contacts has 3 pins: comx, ncx, and nox (where "x" is the number of the output dry contact)...

  • Page 83: 7.2.11

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 75 7.2.11 setup > save & restore this set of functions let you save the current ups settings, and restore them later. This would enable you to experiment with new settings and then easily return to the previous settings. ...

  • Page 84: 7.2.12

    G amatronic e lectronic i ndustries l td . 76 centric 3x480, user guide, rel. 1.7 7.2.12 setup > change authorization level this function allows you to change the current security level of the software interface. Figure 57: "setup > authorization" option 7.2.12.1 setup > authorization > set user aut...

  • Page 85: 7.3.1

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 77 7.3 operation figure 58: the "operation" option on the main menu 7.3.1 operation > switch on/off this function is used to turn the ups on and off. Pressing the "on/off" button on the main screen also brings you to this...

  • Page 86: 7.3.1.6

    G amatronic e lectronic i ndustries l td . 78 centric 3x480, user guide, rel. 1.7 7.3.1.6 operation > switch on/off > dc/dc on switches on a dc/dc module. 7.3.1.7 operation > switch on/off > controller restart restarts the controller; the load is unaffected. 7.3.1.8 operation > switch on/off > contr...

  • Page 87

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 79 7.4 status selecting the status option on the main menu displays a diagram that summarizes the present status of the ups. Figure 59: "main menu > status" option in the diagram, shown in figure 60, the highlighted (yell...

  • Page 88

    G amatronic e lectronic i ndustries l td . 80 centric 3x480, user guide, rel. 1.7 table 9: key to figure 60 (the status screen) i tem d escription 1 navigation trail – shows how you arrived at this screen. 2 voltage and amperage reading of each bypass input phase. Pressing the bypass input icon disp...

  • Page 89: 7.5.1

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 81 i tem d escription 11 voltage and amperage readings of the static switch output, which is the ups output. Pressing the bypass input icon button displays more detailed readings for all output phases. 12 battery status a...

  • Page 90: 7.5.2

    G amatronic e lectronic i ndustries l td . 82 centric 3x480, user guide, rel. 1.7 7.5.2 profile > battery lists the current values for a number of important battery parameters, including: • nominal charger voltage. • current limit (enabled/disabled). • battery low limit voltage. • current limit valu...

  • Page 91: 7.5.5

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 83 7.5.5 profile > identification lists several identifiers: • manufacturer. • location. • model name. • attached devices. • software version. • module#1. • system serial number. • identification. • contact name. • module...

  • Page 92

    G amatronic e lectronic i ndustries l td . 84 centric 3x480, user guide, rel. 1.7 7.6 log selecting this option displays the log file. Figure 62: "main menu > log" options the log file display screen includes a button that you can press to clear the log file if you so desire. If you do not clear the...

  • Page 93

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 85 figure 63: listing of the log file contents to scroll through the log messages, slide your finger up or down along the touch screen, or use the “up and down arrow” keys. To display detailed information about the system...

  • Page 94: 7.6.1

    G amatronic e lectronic i ndustries l td . 86 centric 3x480, user guide, rel. 1.7 figure 64: log record - detailed display you can navigate to the detailed readings for the previous or the next log message by tapping on the left and right arrows at the top of the screen. To close the detailed readin...

  • Page 95

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 87 figure 65: "alarms" display from the log detail screen for help in understanding the log messages see section 0 10 “troubleshooting”..

  • Page 96

    G amatronic e lectronic i ndustries l td . 88 centric 3x480, user guide, rel. 1.7 7.7 connectivity this function displays the status of the centric 's connection to the computer network, the ups's ip address, and related information. This is of relevance if you are using the remote access feature, w...

  • Page 97

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 89 7.8 time figure 68: "main menu > time" option this main menu option displays the time on the ups's internal clock, the time zone, the current operating time (the time since the unit was last turned on), and the last re...

  • Page 98

    G amatronic e lectronic i ndustries l td . 90 centric 3x480, user guide, rel. 1.7 7.9 language figure 70: "main menu > language" option this function gives you the ability to choose the language in which the display screen options and messages are displayed. 7.10 help figure 71: "main menu > help" o...

  • Page 99

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 91 8. M inor rear panel connectors there are three groups of minor connectors on and near the controller rear panel. Two of the minor connector groups are detailed here. Connector group 3 is discussed in the centric 3x480...

  • Page 100

    G amatronic e lectronic i ndustries l td . 92 centric 3x480, user guide, rel. 1.7 figure 74: close-up of connector group 2 figure 75: pin numbers in d9 connectors table 12: assignments for d9 connectors on rear of controller p in # alarm connector rs232 connector rs485 connector p ins for dry contac...

  • Page 101

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 93 9. O perating the maintenance bypass switch maintenance bypass is an optional feature. In maintenance bypass mode, the ups output terminals continue to supply power to the load, but the interior of the ups is isolated ...

  • Page 102

    G amatronic e lectronic i ndustries l td . 94 centric 3x480, user guide, rel. 1.7 figure 78: the system is in bypass mode then, using the three maintenance bypass switches on the ups rear: 4. Switch on the maintenance bypass switch (the middle switch). 5. Switch off the ac output switch (the right-s...

  • Page 103

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 95 10. T roubleshooting there are two places to look for information when analyzing a problem: the status screen and the log screen. The status screen provides a quick overview of the system status, including access to re...

  • Page 104

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 96 table 13: troubleshooting table l ine # a larm message or state of ups e e xplanation d efault s everity r r ecommended action , if any 1. Ac input failure. E there is no ac input voltage. The ups will automatically go...

  • Page 105

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 97 l ine # a larm message or state of ups e e xplanation d efault s everity r r ecommended action , if any r no action required. When the test has completed it is a good idea to check the log to verify that the battery pa...

  • Page 106

    G amatronic e lectronic i ndustries l td . 98 centric 3x480, user guide, rel. 1.7 l ine # a larm message or state of ups e e xplanation d efault s everity r r ecommended action , if any 18. End of battery backup. Battery is discharged to shutdown limit. E the system was running in battery mode and t...

  • Page 107

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 99 l ine # a larm message or state of ups e e xplanation d efault s everity r r ecommended action , if any r this is the result of a brief variation in the bypass frequency. It is usually of no concern. 29. Static switch ...

  • Page 108

    G amatronic e lectronic i ndustries l td . 100 centric 3x480, user guide, rel. 1.7 l ine # a larm message or state of ups e e xplanation d efault s everity r r ecommended action , if any more than one master. R go to “status > modules > status”. Click on each module in turn and look at the “operatio...

  • Page 109

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 101 10.1 troubleshooting “dc high” this procedure is to be performed only as directed by table 13 above. If the internal dc voltage of the module is too high, the battery can be damaged. 1. Activate the battery test (“ope...

  • Page 110

    G amatronic e lectronic i ndustries l td . 102 centric 3x480, user guide, rel. 1.7 10.2 troubleshooting “dc low” this procedure is to be performed only as directed by table 13 above. 1. The usual cause of a low dc voltage is that the battery is charging after a deep discharge or a battery test, and ...

  • Page 111

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 103 10.3 troubleshooting “bypass mode” this procedure is to be performed only as directed by table 13 above. 1. The load can be transferred to bypass for any of the following reasons: a) command from the controller: eithe...

  • Page 112

    G amatronic e lectronic i ndustries l td . 104 centric 3x480, user guide, rel. 1.7 10.4 troubleshooting “ups modules” this procedure is to be performed only as directed by table 13 above. 1. “setup > authorization > switch to technician level > (enter password) > tap ‘ok’”. 2. “status > modules”. Se...

  • Page 113

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 105 4. Additional information can be found in the communication array which is displayed in the “raw data” window (figure 81). Bytes 51 and 52 together make up the fault world, described below. Figure 81: shutdown reason ...

  • Page 114

    G amatronic e lectronic i ndustries l td . 106 centric 3x480, user guide, rel. 1.7 figure 82: structure of fault_word table 14: interpreting fault_word bit number (decimal) hexadecimal value when “on” meaning when bit “on” 0 01 overload 1 02 inverter voltage 2 04 input voltage 3 08 dc high 4 10 inpu...

  • Page 115

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 107 5. The field shutdown_reason (bytes 94 and 93) contains the sum (boolean “or”) of all relevant alarm codes for the module, for 3 minutes after the alarm event. Figure 83: structure of shutdown_reason table 15: interpr...

  • Page 116

    G amatronic e lectronic i ndustries l td . 108 centric 3x480, user guide, rel. 1.7 6. Navigate to the “detail 2” window (“status > modules > detail 2”). When the output of the module is disconnected or the inverter is shut down, the measured voltages must be in the range 2.45 – 2.54 v. Figure 84: th...

  • Page 117

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 109 8. Inaccuracy in measurements made by the centric can be corrected using calibration mode (setup > modules). To perform calibration, choose the parameter to be calibrated (figure 86), enter the true value of the volta...

  • Page 118

    G amatronic e lectronic i ndustries l td . 110 centric 3x480, user guide, rel. 1.7 b ) where it is very inconvenient to turn off the centric , the next best procedure is to turn off all loads or disconnect them from the centric while the insertion or removal of the module is in process. C) where it ...

  • Page 119

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 111 10.5 troubleshooting “no output” this procedure is to be performed only as directed by table 13 above. There are a number of possible reasons for a “no output voltage” condition. A) the epo (emergency power off) switc...

  • Page 120

    G amatronic e lectronic i ndustries l td . 112 centric 3x480, user guide, rel. 1.7 10.6 troubleshooting “static switch” this procedure is to be performed only as directed by table 13 above. 1. Navigate to the static switch screen (“status > stsw”). Compare inverter voltage and output current from th...

  • Page 121

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 113 figure 89: voltage and current measmts. On the inverter output tab 2. Return to the static switch measurements screen (“status > stsw icon”). Compare the bypass voltage measurements with the true mains power voltages....

  • Page 122

    G amatronic e lectronic i ndustries l td . 114 centric 3x480, user guide, rel. 1.7 4. A static switch alarm is generated if there is a significant difference between the inverter voltage and the bypass voltage. The maximum acceptable difference can be set to “regular” (20 v) or “extended” (30 v). Se...

  • Page 123

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 115 11. P eriodic preventive maintenance the centric should be inspected on a regular basis by a trained and qualified technician to verify that the centric ups and batteries are in proper electrical and physical conditio...

  • Page 124

    G amatronic e lectronic i ndustries l td . 116 centric 3x480, user guide, rel. 1.7 13. C entric specifications table 16: technical specifications system specifications for the centric 3x480 vac modular ups topology modular, double-conversion, vfi operation continuous input voltage (vac) 3x480 vac, 4...

  • Page 125

    G amatronic e lectronic i ndustries l td . Centric 3x480, user guide, rel. 1.7 117 centric: technical specifications for the system controller display lcd flat panel, touch-sensitive other indicators audible alarm analog input channels 4 input dry contacts (n.O. / n.C.) real-time clock (rtc) yes, wi...

  • Page 126

    G amatronic e lectronic i ndustries l td . 118 centric 3x480, user guide, rel. 1.7 for a full company profile, please visit our website at www.Gamatronic.Com . Gamatronic building, jerusalem, israel gamatronic’s product range : ups systems power systems for telecom dc-to-ac inverters dc-to-dc conver...