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Manual Liebert 1000kVA

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  • Liebert 1000kVA - page 1

    AC P OWER S YSTEMS S ERIES 610™ UPS O PERATION & M AINTENANCE M ANUAL 100 - 1000kV A, 60Hz Three Phase Multi-Module ...

  • Liebert 1000kVA - page 2

    B ATTERY C ABINET P RECAUTIONS The following warning appl ies to all battery cabine ts supplied with UPS syst ems. Additional warn- ings and cautions applicab le to battery cabinets may be found in Important Safety Instructions and 4.4 - Battery Maintenance . C ONT ACTING L IEBERT FOR S UPPORT To contact Liebert Global Services for in formation or ...

  • Liebert 1000kVA - page 3

    i T ABLE OF CONTENTS B ATTERY C ABINET P RECA UTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I NSIDE F RONT C OVER C ONTACTIN G L IEBERT FOR S UPPORT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I NSIDE F RONT C OVER I MPORT ANT S AFETY I NSTRUCTION S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Liebert 1000kVA - page 4

    ii 3.3 Modes of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 3.3.1 Load on Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 3.3.2 OK to Transfer . . . . . . . . . . . . . . . . . . . ...

  • Liebert 1000kVA - page 5

    iii FIGURES Figure 1 Multi-Module UPS, 100-500kVA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Figure 2 Multi-Module UPS, 500-750kVA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Figure 3 System Control Cabinets . . . . . . . . . ...

  • Liebert 1000kVA - page 6

    iv Figure 50 Batte ry equalize screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 Figure 51 SCC status and alarm message areas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Figure 52 Load on bypass, UPS not available . . . . ...

  • Liebert 1000kVA - page 7

    1 I MPORT A NT S AFETY I NSTRUCTIONS SAVE THESE INSTRUCTIONS This manual co ntains important ins tructions that shou ld be followe d during insta llation and mainte- nance of your Series 610 UPS and batteries. ! WARNING Exercise extreme care when hand ling UPS cabi nets to avoid equipment damage or i njury to personnel. Refer to separate installati ...

  • Liebert 1000kVA - page 8

    Introd uction 2 1.0 I NTRODUCTION 1.1 System Description The role of the parallel-redundan t multi-module UPS system is to supply uni nterruptible, clean power to the critical load. The UPS maintains a full -voltage, low -distortion outp ut, even if the ut ility source power sags, becomes distorted or fails. If there is an outage of the so urce pow ...

  • Liebert 1000kVA - page 9

    Introd uction 3 In the unlikely event of a fault wi thin the UPS, the SCC control logic, which continuously monitors all critical circuits within the UPS system, transfers the load to bypa ss without interruption and simul- taneously activates local and remote al arms. If a fau lt is detected in an i ndividual UPS module, that module is automatical ...

  • Liebert 1000kVA - page 10

    Introd uction 4 Figure 3 System Control Cabinet s T ypes of System Control Cabinet s (SCCs) • SCCT —A stand-alone cabi net containing system contro l logic for up t o six UPS modules, a sta tic bypass switch, manual ly operated disconnects for the stat ic bypass switch and two motor-oper- ated system circuit breakers. • SCCI —System control ...

  • Liebert 1000kVA - page 11

    Introd uction 5 Other Factors to Consider Reliability depends on more than just UPS module desig n. Improper installa tion can cause any sys- tem to fail. To prevent this, cust omer engineers from Liebert Global Services thoroughly insp ect the installation of all our systems to ensure they are installed properly and operatin g within performance s ...

  • Liebert 1000kVA - page 12

    Introd uction 6 1.4.3 Recharge After the utility source power is re stored or an alternate power source becomes available, each recti- fier/charger slowly walks-in to once agai n power the inverters and recharge the battery plant . 1.4.4 Overload Overloads in critical systems may be caused by inrush currents during connected equipment start-up or b ...

  • Liebert 1000kVA - page 13

    Introd uction 7 Figure 4 SCC controls and display screen wi th ex ample of the Monitor/Mimic screen © 1989-2003 ...

  • Liebert 1000kVA - page 14

    Introd uction 8 The operator controls and Monitor/Mimic screen for the System Co ntrol Cabine t (SCC) are shown in Figure 4 . The controls and display screen for each UPS module are shown in Figure 5 . Each cabinet (SCC or module) has the display s and controls required to monitor an d perform its functions. Figure 4 shows a three-module system des ...

  • Liebert 1000kVA - page 15

    Introd uction 9 2. Battery Racks or Cabinets The battery racks are specifically designed for stationary service batteries. They are painted with electrolyte-resistant paint f or corrosion resistance. Ba ttery cabinets are available f or 150 through 600kVA modules. 3. Module Battery Disconnect The UPS system utilizes a separate Module Batte ry Disco ...

  • Liebert 1000kVA - page 16

    Theory of Operati on 10 2.0 T HEORY OF O PERATION 2.1 General Compone nt Descriptions The UPS system includes all of the equipment necessary to continuously provide computer-grade AC power to a critical load, even when there is an inte rruption of the utility power. It consists of a System Control Cabinet (S CC), UPS modules a nd a back-up battery ...

  • Liebert 1000kVA - page 17

    Theory of Operati on 11 Figure 6 UPS module block diagram 2.1.2 UPS Module The UPS module consists of module controls, a rect ifier/charger, an inverter , protective devices and other accessories. Module Controls: The module control logic monitors performance of the UPS module. The UPS module status is display ed locally and is also sent to the Sys ...

  • Liebert 1000kVA - page 18

    Theory of Operati on 12 2.2 Det ailed Component Descrip tions 2.2.1 Controls Hardware The Series 610 UPS Operator Interface Display System is designed to provide all of t he information that is required for the operation of each UPS cabi net (the System Control Cabinet and each module). The following is a list of the hardw are features: 1. The cont ...

  • Liebert 1000kVA - page 19

    Theory of Operati on 13 2.2.2 Rectifier/Charger The UPS module rectifier/charger consists of an in put circuit breaker, AC cu rrent limiting circuit, battery equalize charge circuit, DC filter, battery charge current limiti ng circuit and bridge rectifiers. Optional items are an isolation transf ormer and a 12-pu lse rectifier (these are standard o ...

  • Liebert 1000kVA - page 20

    Theory of Operati on 14 2.2.3 Battery Charging Circuit The UPS module charging circuit is capab le of recharging the battery plant to 95% of full capacity within 10 times the discharge time . Recharging the last 5% takes lo nger because of characteristics inherent in the battery. DC ripple voltage is limited to less than 0. 5% RMS to preserve batte ...

  • Liebert 1000kVA - page 21

    Theory of Operati on 15 2.2.4 Inverter The inverter is a s olid state devi ce that converts th e DC output of the rectifier/charger or the battery to AC power. Operation The inverter converts DC power—from either the battery or the rectifier/ charger—into three pulse- width-modulated/six-step waveforms. These waveform s are filtere d into low- ...

  • Liebert 1000kVA - page 22

    Theory of Operati on 16 2.2.5 St atic Bypas s A static bypass is an integral part of the UPS System Control Cabinet (SCC). Refer to Figure 7 . The static bypass consists of two re v erse-paralleled SC Rs (silicon-con trolled rectifiers) per phase and solid-state switching devices work ing in conjunction with the moto r-operated System Bypass Breake ...

  • Liebert 1000kVA - page 23

    Theory of Operati on 17 St atic Switch Isolation The motor-operated system bypass ci rcuit breaker (SBB), wired in paral lel with the static switch, automatically closes in approximat ely 200 milliseconds aft er the load is transferred to the bypass power source, removing the static switch from the power flow. Also, if required for maintenance, th ...

  • Liebert 1000kVA - page 24

    Theory of Operati on 18 T ransfer and Retransfer Con ditions 1. Automatic Transfers to Bypass Critical bus con ditions that w ill initiate an au tomatic transfer of the critical load from the UPS system to the bypass source are: a. System Overload: overcurrent co ndition in excess o f the overload rating of the System Control Cabinet (SCC). b. Outp ...

  • Liebert 1000kVA - page 25

    Theory of Operati on 19 6. Retran sfer Inhibited A retransfer from the bypass source to the UPS system shall be i nhibited if any of the following conditions exist: a. Manual (and Automatic) Retransfer Inhibitions: 1. UPS system-to-bypass voltag e difference ( ∆ V) exceeds a predetermined percentage (normally 5%). 2. System circuit breaker (UPS o ...

  • Liebert 1000kVA - page 26

    Operation 20 3.0 O PERATION 3.1 Display Screen a nd Operator Controls Each Liebert Series 610 UPS cabine t is equipped with a microprocessor-based Operator Control Pane l and Display Screen and System Control Panel design ed for convenient and reliable operation. The System Control Cabi net (SCC) performs diffe rent f unctions than the UPS modu les ...

  • Liebert 1000kVA - page 27

    Operation 21 Figure 8 T ypical operator controls T able 1 T ypical operator controls Item Description Function 1 Input Circuit Breaker (CB1 ) This manually operated circuit breaker prov ides power to the UPS module re ctifier. In 625-750kVA modules and some 500kVA modu le s, this breaker is l ocated in the transformer ca binet. 2 Module Output Circ ...

  • Liebert 1000kVA - page 28

    Operation 22 Figure 9 Operator controls, typical SCCT Syst em Control Cabinet T able 2 T ypical SCCT System Contro l Cabinet operator contro ls Item Description Function 1 UPS Output Circuit Breaker This motorized circuit breaker connects the critical load to the UPS system output. 2 System Bypass Circuit Breaker This motorized circuit breaker conn ...

  • Liebert 1000kVA - page 29

    Operation 23 Figure 10 Series 610 UPS and SCC operator control p anels T able 3 Ser ies 610 UPS and SCC operator control p anels Item Description (Location) Function 1 Display Screen (SCC and modules) This screen displays all vi tal UPS informati on in one convenient lo cation. All of the UPS monitoring functions and conditions are indi cated here. ...

  • Liebert 1000kVA - page 30

    Operation 24 Figure 1 1 Switches behind SCC control p anel door T able 4 Ser ies 610 UPS and SCC operator control p anels Item Description (Location) Function 1 Interlock Button (on rear of Control Panel) Press this button to make authorized change s to any site parameter protected by the Security Access function. These in clude the ti me, date, au ...

  • Liebert 1000kVA - page 31

    Operation 25 3.2 Menu T ree Navigation The Operator Interface Display is a blue-backg round display with white text. The display is alwa ys on, but the backli ght will remain l it for 15 minut es followin g any display act ivation. After 1 5 minutes, the backlight will go out and the display may ap pear very dim. To reactivate the backlight, push a ...

  • Liebert 1000kVA - page 32

    Operation 26 Figure 12 illustrates the primary screen s that you can access through the Operator In terface Display System. The liqu id crystal display (LCD) screen pro vides a full 80 characters by 25 l ines of informa- tion for easy re adability. The following section s describe wh at these screens disp lay and how and when to use them. Module st ...

  • Liebert 1000kVA - page 33

    Operation 27 From any primary screen (accessed directly from th e Master Menu), pushing the Select pad once will return you to the Master Menu. Fr om any secondary screen, pushing th e Select pad twice will return you to the Master Menu. Please note that some screens ha ve multiple pages. However, in each case, instructions appear for accessing oth ...

  • Liebert 1000kVA - page 34

    Operation 28 • Battery Test (MMU Only)— The optional battery te st screen allows the operator to perform manual battery tests to determine the general condition of the ba ttery system. The results of the last 10 tests are recorded in no n-volatile storage and can be re trieved through the battery test results screen. • Battery Temp Compensati ...

  • Liebert 1000kVA - page 35

    Operation 29 St atus/Alarm Message Areas The status/alarm message areas display vital informati on about the operation of the UPS system. During normal operation no alarm messages should be present. Change s in the status of the system and possible alarm conditions can be monitored. Both the status and the alarm messages are dis- played in reverse ...

  • Liebert 1000kVA - page 36

    Operation 30 3.2.3 Module Monitor/Mimic Display Screen From modul e Master Me nu move the highlighted cursor to MONITOR/MIMIC DISPLAY. Press the Select pad and the Monitor/Mimic screen is displayed. The Monitor/Mimic display screen is a simplified block diagram of the UPS module and power connec- tions. This screen gives the oper ator an o verall v ...

  • Liebert 1000kVA - page 37

    Operation 31 Alarm Messages The alarm message area displa ys vital informati o n about the operatio n of the UPS system. During normal operation no alarm messages should be pr esent. Alarm conditions can be monitored. The alarm messages are display ed in reverse video (hig hlighted— light on dark). To clear a latching alarm, you must also press t ...

  • Liebert 1000kVA - page 38

    Operation 32 Figure 16 Monitor/Mimic displa y example: Normal power f low UPS INPUT PWR UPS RA TINGS A-B B-C C- A BYP AS S INPUT A-B B-C C-A LOAD AB C A-B B-C C-A OK to T ransfer Static Sw itch Connecte d OUTPUT VOL TAGE AB C 627 K V A / 502 KW 3O F3M O D U L E S CONNECTED REDUND A NT A-B B-C C-A MOD 1 ON LINE MOD 2 ON LINE MOD 3 ON LINE 480V 480V ...

  • Liebert 1000kVA - page 39

    Operation 33 Figure 17 Monitor/Mimic disp lay example: Utility fail UPS RA TIN GS LOAD Byp Not A vail Static Sw Unable Module Sum Alm UPS INPUT PW R BYP ASS INPUT A-B B-C C-A 0V 0V 0V 0H z 0V 0V 0V A-B B-C C-A Not OK to T ransf er Static Switch Connec ted MOD 1 ON LINE SUM ALM MOD 2 ON LINE SUM ALM MOD 3 ON LINE SUM ALM A-B B-C C-A OUTPUT VOL TAGE ...

  • Liebert 1000kVA - page 40

    Operation 34 Figure 18 Monitor/Mimic display example: Load on byp ass, UPS modules on and chargin g battery UPS INPUT PWR BA TTERY VOL TS 540 AMPS 75 CHARG UPS RA T INGS A-B B-C C- A OUTPUT VOL T AGE LOAD AB C 0K V A/ 0 K W 0A 0A 0A A-B B-C C- A 480V 480V 480V 480V 480V 480V 90A 90A 90A AP648-84 RA TED 40 0 KV A 60.0 Hz UPS INPUT PWR UPS RA T INGS ...

  • Liebert 1000kVA - page 41

    Operation 35 Figure 19 Monitor/Mimic display exampl e: Load on UPS, one UPS module off line UPS INPUT PWR BA TTERY VOL TS 540 AMPS 75 CHARG UPS RA TINGS A-B B-C C -A O U T P U T V O LTA G E LOAD AB C 0K V A/ 0K W 0A 0A 0A A-B B-C C -A 380V 380V 380V 380V 380V 380V 75A 75A 75A AP658-71 RA TED 500 KV A 50.0 Hz UPS RA TINGS LOAD Module Sum Alm OK to T ...

  • Liebert 1000kVA - page 42

    Operation 36 Figure 20 Monitor/Mimic Disp lay example: Load on byp ass, all UPS modules off line UPS INPUT PWR BA TTERY VOL TS 540 AMPS 75 CHARG UPS RA TINGS A-B B-C C-A O U T P U T V O LTA G E LOAD AB C 0K V A/ 0K W 0A 0A 0A A-B B-C C-A 380V 380V 380V 380V 380V 380V 75A 75A 75A AP658-71 RA TE D 500 KVA 50.0 Hz UPS RA TINGS LOAD Load on Bypass Stat ...

  • Liebert 1000kVA - page 43

    Operation 37 3.2.4 W alk-In Display Screen From the module Master Menu, highlight WALK-IN DISPLAY and then press the Select pad. Note that this screen is displayed at the UPS modules but is not required at the System Control Cabinet (SCC). Figure 21 W alk-in display screen during st art-up The Walk-In Display screen enables the operator to monitor ...

  • Liebert 1000kVA - page 44

    Operation 38 3.2.5 St atus Reports Scree ns Go to the Master Menu and mo ve the highlighted cursor to STATUS REPORTS. Press the Select button and the Status Reports screen is displayed. The Status Report screen is divided into four submenu reports: PRESENT STATUS, EV ENT HIS- TORY, HISTORY STATUS and SYSTEM STATUS. To look at any of the reports, do ...

  • Liebert 1000kVA - page 45

    Operation 39 Figure 23 Present st atus report screens, SCC (above) and module Event History The Event History screen lists the activ e alarms pr esent in the UPS syste m (SCC) or modu les. This screen also displays the prior 128 alarm frames, in a f irst in, first out (FIFO) sequence, that have taken place along with the da te and the time that eac ...

  • Liebert 1000kVA - page 46

    Operation 40 History St atus The History Status screen displ ays 64 frames, of 4 milliseconds each, from th e Present Status screen. Note that the va lues for output volts and amps are updated on ce each millisecon d. Alarms are listed in the sequence they occurred, with in 1 millisecond resolution. The frames are stored in a buffer (a computer inf ...

  • Liebert 1000kVA - page 47

    Operation 41 Table 5 shows the alarm conditions that stop the History Status buffer from gathering data. The History Status buffer does not resume collecti ng new frames until the fault is cleared and the Alarm Reset pad is pressed for more than 5 se conds (or until th e screen clears). T able 5 Alarm conditions that freeze history dat a gathering ...

  • Liebert 1000kVA - page 48

    Operation 42 System St atus The System Status scre en displays the modu le Total Opera ting Hours, Enab le Backlight and th e Bat- tery Cycle Monitor. Battery Cycle Monitor—Module Only Selecting the Battery Cycle Monitor gives you access to detailed inf o rmation about the module’s most recent battery discharge ev ents. Periodic re view of this ...

  • Liebert 1000kVA - page 49

    Operation 43 The Summary screen ( Figure 27 ) s hows Total Number of Discha rge Cycles, Accumulated Battery Time, Accumulated Battery Amp Hours, Accumulated Battery Kilowatt Hours and Battery Tempera- ture. During a battery discharge event, the screen changes to show information about the present dis- charge cycle. The screen displays Act iv e C yc ...

  • Liebert 1000kVA - page 50

    Operation 44 3.2.6 System Configuration Screens Go to the Master Menu and move the highlighted cursor to SYSTEM CONFIGURATION. Press the Select pad and the System Configuration screen is display ed. The System Configuration screen lists parameters that can be changed to adjust your UPS modules and the SCC to your site requirem ents. Some of the inf ...

  • Liebert 1000kVA - page 51

    Operation 45 Date This is the system’s real-t ime date setting. The system control program sends to each module the date entered at the Syst em Control Cabi net (SCC). You cannot change the system date f rom the control panel of a UPS module. Figure 30 Date screen To reset the date, do the fo llowing at the SCC. 1. From the System C onfiguration ...

  • Liebert 1000kVA - page 52

    Operation 46 Tim e This is the system’s real-time clock. The system control program sends to each module the time entered at the System Control Ca binet (SCC). You cannot change the system time from the control panel of a UPS module. Figure 31 Time screen To reset the time do the following at the SCC: 1. From the System C onfiguration screen , pr ...

  • Liebert 1000kVA - page 53

    Operation 47 Auto Dial This is a feature that automa tically dials (through a customer sup plied PC-compatible modem) a pre- programmed telephone numb er (up to 12 digits) when specified alarm condit ions occur within the UPS system. The connection for the modem is at the SCC. Automatic dial atte mpts to the first num- ber are made at periodic inte ...

  • Liebert 1000kVA - page 54

    Operation 48 Modem Baud Rate This sets the transmission rate at which the syst em relays data to a te rminal through the modem. Figure 33 Modem baud rate To change the modem baud rate, do the followin g at the SCC: 1. From the System C onfiguration screen , press the Up or Down pad to move the highlighted cursor to Auto Dial. 2. Move to and select ...

  • Liebert 1000kVA - page 55

    Operation 49 To change the Maximum Auto-Retransfer Attemp ts parameter, do the following at the SCC: 1. From the System Config uration Screen, press the Up or Down pad to highlight Maximum Auto- Retransfer Attempts. 2. Press the Select pad. The screen above will appear. 3. Press the Up pad to increase the value or the Down pad to decrease it. 4. Pr ...

  • Liebert 1000kVA - page 56

    Operation 50 Figure 37 Battery test screen—MMU only Figure 38 Battery test resu lt s screen Continuous Duty Static Switch (Optional) This option applies to SCC only. This feature requ ires installation of a Customer Alarm Interface board. When the CDSS feature is enabled and the Cu stomer Alarm Interface opti on is installed and enabled, the mimi ...

  • Liebert 1000kVA - page 57

    Operation 51 Figure 39 Monitor/Mimic display exam ple: Contin uous Duty St atic Switch Remote Monitor The Remote Monitor Pa nel (optional) displays eigh t (8) alarms. These alarms are also available for customer use through a set of contac ts on a separate terminal board. When the New Alarm, System Summary Alarm or Mo dule Summary Alarm is activate ...

  • Liebert 1000kVA - page 58

    Operation 52 3.2.7 Alarm Limit Settings Screen Go to the Master Menu and mo ve the highlighted cursor to LIMIT SETTINGS. Press the Select pad and the Limit Settings screen is displayed. The Alarm Limit Settings screen ha s Security Access to enable an authorized L iebert field-service engineer to adjust the UPS system alarm limit settings. Figure 4 ...

  • Liebert 1000kVA - page 59

    Operation 53 Battery Rating (Modules Only): This setting is a ba ttery discharge rating in kilowatts under par- tial load for an extended period , typically 60 mi nutes. The UPS uses the two battery s hutdown voltage settings and the two battery discha rge ratings in computing rated an d calculated time remaining dur- ing a discharg e event. Batter ...

  • Liebert 1000kVA - page 60

    Operation 54 3.2.8 Load T ransfer Procedures Screen Go to the SCC Master Menu and mo ve the highlighted cursor to LOAD TRANSFER PROCE- DURES. Note that this screen is displayed at the Sy stem Control Cabinet but is not required at the UPS modules. Press the Select pad and the Load Transfer Procedures sc reen is displayed. The Load Transfer Procedur ...

  • Liebert 1000kVA - page 61

    Operation 55 3.2.9 St art-Up Procedures Screen From the SCC Master Menu, move the highlighted cursor to START-UP PROCEDURES. Press the Select pad and the SCC Start-Up Procedures screen is displayed ( Figure 42 ). This screen contains the steps you must follow to start-up the UPS sy stem. The instructi ons are listed so you can review them prior to ...

  • Liebert 1000kVA - page 62

    Operation 56 Figure 43 Module st art- up procedures screens Prior to this procedure, supply po wer to the critical load through th e bypass line (at the SCC). Wh en you close the UPS module input breake r, power is provided to the UPS rectifier. The module DC bus voltage ramps up to the nominal battery voltage and the UPS inverter tu rns on when th ...

  • Liebert 1000kVA - page 63

    Operation 57 Figure 44 SCC shut down procedures screen To perform the shutdown procedure, transfer the cri tical load from the UPS system to the bypass line. Shut down each UPS modu le according to the module Shutdown Procedures. Refer to 3.4.5 - S hutdown Procedures for more details, including emergency shutdowns. Go to the module Master Menu and ...

  • Liebert 1000kVA - page 64

    Operation 58 To perform the shutdown procedure, transfer the criti cal load from the UPS sy stem to the bypa ss line (at the SCC). Then trip open the UPS module outp ut and battery circuit break er (MBD) and manually open the UPS module input circuit breaker. The Control Powe r switch may be turned Off if required for maintenance procedures. Refer ...

  • Liebert 1000kVA - page 65

    Operation 59 Values for Calcu lated Total Time and Calculated Ti me Rema ining will ap pear on the screen approxi- mately two minutes after the begi nning of the discharge event. Calculated Time Rema ining also appears on the Present Status Report screen. Bo th Calculated Total Time and Calculated Ti me Remaining will b e updated every six seconds, ...

  • Liebert 1000kVA - page 66

    Operation 60 The Series 610 dynamically ad just s the Battery Shutdown voltage ba sed on battery characteristics and the length of the current disc harge event. If a discharge event extends past 15 minutes (i. e., the load is less than the full design rating ), the Battery Shutdown voltage setting i s gradually and auto- matically increased, to pro ...

  • Liebert 1000kVA - page 67

    Operation 61 3.2.12 Meter Calibration Scre en Go to the Master Menu and mo ve the highlighted cursor to METER CALIBRATION. Press the Select pad and the Meter Calibration screen is disp layed. The Meter Calibration screen enables a Liebert field-servic e engineer to adjust the calibration of the UPS metered functions at ea ch cabinet. Access to thes ...

  • Liebert 1000kVA - page 68

    Operation 62 3.2.13 Battery Equalize Scre en Go to the Master Menu and move the highlighted cursor to BATT ERY EQUALIZE. P ress the Select pad and the Battery Equali ze screen is displayed. The Battery Equalize screen enables the operator to adjust the battery equalize time. It is also used to choose between auto and manual battery equalize rechar ...

  • Liebert 1000kVA - page 69

    Operation 63 3.2.14 Alarm and S tatus Messages Module St atus Messages The module status messages indica te how many UPS modules are included in the system and the present status of each module. The following status messages may app ear in the module status area. 1. MOD N: A module status message line i s displayed fo r ea ch UPS module in the syst ...

  • Liebert 1000kVA - page 70

    Operation 64 Load Block Messages Status messages in the Load Block indicate how many modules are in the system, how many modules are ON LINE and whether the sy stem is operatin g in the red undant mode. The following status messages may app ear in the load block. 1. N OF X MODULES CONNECTED: The number N is the number of UPS modules ON LINE. This m ...

  • Liebert 1000kVA - page 71

    Operation 65 T able 9 Alarm messages - meaning and corrective action Alarm Message Cabinet Location Special Functions Meaning and Corrective Action AC INPUT Input Fail MMU — The rectifier input line voltage is outs ide of specified limits or th e input circuit breaker is op ened while the battery circuit breaker remains close d. The battery suppl ...

  • Liebert 1000kVA - page 72

    Operation 66 BYPASS (Cont’d.) Auto Tran sfer to Bypass SCC D, E, F The critical load has been automatical ly transferred to the bypass line. Use the History Status screen to det ermine the cause for the transfer. Clear all of the alarms before atte mpting to retransfer the load fro m bypass to UPS. Auto Retransfer Primed SCC — An automatic retr ...

  • Liebert 1000kVA - page 73

    Operation 67 UPS SYSTEM (Cont’d.) Overload Transfer SCC D, F, L, S The load on the UPS has exceeded the current versus time window of system overload capacity. The UPS system transfers the load to bypass. Reduce the load. If the system does not initiate an automatic load retransfer, manually retransfer the critic al load fro m the bypass line to ...

  • Liebert 1000kVA - page 74

    Operation 68 Battery Overtemp MMU D, S Battery Temp option must be installed and enabled. Battery Temp exceeds the programmed limit set i n Alarm Settings screen for more th an one minutes. Hardware Shutdown MMU D# At least one of the following alarm conditions is present: Inverte r Fault, Rectifier Fuse Blown, Reverse Power, Overload Shutdown, log ...

  • Liebert 1000kVA - page 75

    Operation 69 T able 10 Alarm message s - summary Alarm Message MMU SCC Special Functions Input Fail X — — DC Ground Fault X — D, L, S DC Capacitor Fuse Blown X — D , F, S Battery CB Open X, R — D, S Battery Discharging X, R R D, S Low Battery Warning X, R R D, S Low Battery Shutdown X — D, F, L, S DC Overvoltage Shutdown X — D, F, L, ...

  • Liebert 1000kVA - page 76

    Operation 70 3.2.15 Communication Interfaces Your Liebert Series 610 UPS includes the follow ing communication ports: • Worldwide reporting to a remo te terminal through a modem • Reporting to a local term inal (no modem required) • Reporting to a local monitor only • Site reporting to Liebert SiteScan or other central monitoring system • ...

  • Liebert 1000kVA - page 77

    Operation 71 For example, to see a copy of information on the Present Status Report screen from the SCC (see Present Status in this manua l), press the “A” key (either uppercase or lowercase can be used for all except the date and time commands) and then the En ter key. The Series 610 will send the data, which will be display ed on your screen. ...

  • Liebert 1000kVA - page 78

    Operation 72 Remote Monitor Panel The Liebert Remote Monitor Panel provides an LED indication of the followin g conditions: • Load On UPS • Load On Bypass • Battery Discharge • Low Battery Warning • Overload • Ambient Overtemp • System Summary Alarm • New Alarm This information is also av ailable for customer use through a set of co ...

  • Liebert 1000kVA - page 79

    Operation 73 3.3 Modes of Operation This section il lustrates the flow o f power throug h circuit breakers, switch es and UPS components during various modes of operation. An SCCT with three modules is shown. The same modes of opera- tion apply to all configurat ions of the Liebert Series 610 UPS multi- module system. Highlighted (thick) lines in t ...

  • Liebert 1000kVA - page 80

    Operation 74 3.3.1 Load on Byp ass Load on Bypass, with the UPS not available, is shown in Figure 52 . The UPS system could be in this mode of operat ion during either initial start-up or UPS system shutdown and isolation for mai nte- nance. Figure 52 Load on byp ass, UPS not available 3.3.2 OK to T ransfer The OK to Transfer status message will be ...

  • Liebert 1000kVA - page 81

    Operation 75 Figure 53 Load on byp ass, UPS available Figure 54 Load on UPS, byp ass available BIB SKRU MIB MBB I R #2 UPS CB1 CB2 I R #1 UPS CB1 System Controls I R #3 UPS CB1 CB2 RIB RIB CB2 RIB BFB Output SBB SBS SCCT SCCT (can accommodate up to 6 UPS modules) T o Critical Load Battery MBD Battery MBD Battery MBD BIB SKRU MIB MBB I R #2 UPS CB1 ...

  • Liebert 1000kVA - page 82

    Operation 76 3.3.3 Moment ary Overloads An overload in the critical load will continue to be supplied by the UPS system if the overload condi- tion does not exceed the curre nt vers us time curve of overload capacity fo r either the SCC rating or for the number of modules on-lin e. For momentary overloads exceeding 155% of rated sy stem (SCC) curre ...

  • Liebert 1000kVA - page 83

    Operation 77 3.3.4 Input Power Failure—Load on Battery If the utility AC p ower source fails o r is outside the acceptable range, the battery plant becomes the power source for the UPS mo dule inverter s. The UPS system continues to supp ly power to the critical load and al so to the controls of the UPS modu les and the SCC. You can use the Batte ...

  • Liebert 1000kVA - page 84

    Operation 78 3.3.5 One Module Off-Line A multi-module UPS system can be supplied with a back-up (red undant) UPS module, which is the typical configura tion. A redundan t system includes one more modu le than the number required to supply the critical load. A redund ant system operates in the red undant mode if all modules are ON LINE . Note that t ...

  • Liebert 1000kVA - page 85

    Operation 79 3.3.6 Off Battery The battery plant can be disconnected from the UPS modules, i f required for b attery maintenance , by opening the module battery disco nnect (MBD) circuit brea ker(s). In this situ ation the UPS system will continue to supply conditioned power to the cri tical l oad, but if input power fails the UPS system cannot sup ...

  • Liebert 1000kVA - page 86

    Operation 80 3.3.7 Emergency Modules Off The Local Emergency Modules Off (LEMO) mod e is used to remove power from all UPS system com- ponents and the critical load will continue to b e supplied through the bypass line. The Emergency Module Off control is a guarded pad on the SCC Control Panel (see Figure 10 ). Lift the cover and press the pad. The ...

  • Liebert 1000kVA - page 87

    Operation 81 3.3.8 Remote Emergency Power Off The Remote Emergency Power Of f (REPO) mode is us ed to remove all power from the critical load. The Remote Emergency Power Of f co ntrol is a switch located remote ly from the UPS system. It will normally be in the same room as the critical load equipment. This mode can also be initiated by an automati ...

  • Liebert 1000kVA - page 88

    Operation 82 3.3.9 System Shut down Perform a System Shutdown procedure when you mu st disconnect the UPS system components from all power sources when required for maintenance procedures. Use the Shutdown Proce dures screen when per forming a manual System Shut down. Refer to 3.4.5 - S hutdown Procedures . Refer to 3.3.10 - Mai ntenance Bypass . B ...

  • Liebert 1000kVA - page 89

    Operation 83 . Figure 62 Load on maintenance byp ass, two breakers Figure 63 Load on maintenance byp ass, three breakers ! CAUTION Instructions for operating the Maintenance Bypass circuit brea kers are on the Maintenance Bypass cabinet. Make sure you understand the pr oper sequence before operating any circuit breaker. Operat ing a Maintenanc e By ...

  • Liebert 1000kVA - page 90

    Operation 84 3.4 Manual Procedures The Liebert Series 610 UPS system is desi gned to functi on while unattende d by an operator. The sys- tem control logic at the System Control Cabinet (SCC) monitors th e performance of the UPS system, the availabili ty of power sources and th e current required by the critical load. The system control logic at th ...

  • Liebert 1000kVA - page 91

    Operation 85 Step 1. Before you apply power to the UPS modules, de termine the position of the follow ing circuit breakers and switches: a. Bypass Input Breaker (BIB) - If this circuit breaker is cl osed, you may already have power to the critical load through the by pass line. If this breaker is closed, leav e it closed. If it i s open, leav e it ...

  • Liebert 1000kVA - page 92

    Operation 86 Step 2. If the bypass line is not supp lied to the SCC, the LCD screen will be blank. Energize the bypass line by operating th e following controls: a. Close the Bypass Input Breaker (BIB). Th is breaker m ay be in your M aintenan ce Bypass cabinet. b. Ensure the SCC Control Power Disconnect is ON . Open the door to the SCC control sec ...

  • Liebert 1000kVA - page 93

    Operation 87 e. If the UPS Bypass line is available, but not ye t supplying power to the load, clos e the circuit breakers (external to the UPS) required to provide power to the critical load equipment. Follow the three steps shown below. 1. Verify the Bypass Input Brea ker (BIB) and System Bypass circuit breakers are closed. 2. Close the Maintenan ...

  • Liebert 1000kVA - page 94

    Operation 88 3.4.2 UPS Module St art-Up When a UPS module has been shut down for any re ason, use this procedure to start-up the UPS mod- ule to provide filtered , reliable po wer to the critical bus. This proc edure gives step-by- step instruc- tions for controls to operate and conditions to observ e. Your present situation could be initial start- ...

  • Liebert 1000kVA - page 95

    Operation 89 Figure 65 Module st art-up procedures screen Select the Walk-In screen on the LCD. Step 3. To energize the UPS module, manually close the input circu it breaker (CB1, Figure 8 ). This will provide power to the rectifier. Use the Walk -In screen to monitor the Module DC Bus voltage. The Input Amps bars should settle at 25% or less after ...

  • Liebert 1000kVA - page 96

    Operation 90 The Battery block in the Monitor/Mimic Display indicates the batte ry voltage and charge current. Use the Monitor/Mimic Display s creen to determine the conditio n of the UPS module. Press the Alarm Reset pad to clear the Alar m Messages. Refer to Table 9 for an expl anation of a ny remaining alarm messages. Ca ll Liebert Global Servic ...

  • Liebert 1000kVA - page 97

    Operation 91 3.4.3 Load T ransfer Procedures Use the Monitor/Mimic Display at the SCC to dete rmine the operating cond ition of the UPS syst em. Press the Alarm Reset pad to clear the Alarm Message s. If al l UPS modules are on-line, the only message remaining should be Load On Bypass. Refer to Table 9 for an explanati on of any other remaining ala ...

  • Liebert 1000kVA - page 98

    Operation 92 3.4.4 Maintenance Byp ass Load T ransfers To manually transfer the load be tween Maintenance Bypass and the UPS system bypass line, care- fully follow these instructions. Do not transf er the load between Maintenance Bypass an d the UPS system (module inverters) output. Use the SCC Moni tor/Mimic Display screen to verify the UPS sys- t ...

  • Liebert 1000kVA - page 99

    Operation 93 3.4.5 Shut down Procedures System Shut down Procedure Perform a System Shutdown Procedure when you w ant to remove power from the UPS system and System Control Cabinet (SC C) when required for ma intenance or if you need to perform maintenance on a UPS module in a non-redundant system. Before performing any maintenance on your Liebert ...

  • Liebert 1000kVA - page 100

    Operation 94 Module Shut down Procedure Perform a Module Shutdown Procedure when you wa nt to remove power from a UPS module when required for maintenance. Before performing any maintenance on your Liebert Series 610 UPS, observe ALL of the WARN- INGS in 4.0 - Maintenance . Use the module Monitor/Mimic Display to determ ine the operating condition ...

  • Liebert 1000kVA - page 101

    Operation 95 Local Emergency Modules Off (LEMO) The UPS controls at the SCC include an Emergency M odule Off pad ( Figure 10 , item 12). When this guarded pad is pressed, the load is auto matically tran sferred to the bypass line and the module output, battery and input circuit break ers trip open to isolate and shut down all the UPS modules. Contr ...

  • Liebert 1000kVA - page 102

    Operation 96 3.5.1 Overloads (Without T ransfer) The UPS system is capable of sustai ning full output voltage (±2% of the nominal voltage ) for overload conditions that remain within ( under) the current versus time curv e of system overload capacity and the capacity of modules on-line ( Figure 69 ). Note that the tim e scale is not linear. Load O ...

  • Liebert 1000kVA - page 103

    Operation 97 3.5.3 Automatic Retransfers to UPS Automatic Retransfer to UPS is an option that you ca n select from the SCC System Config uration screen. If you do not want the UP S system to initiate any automati c retransfers, set Max Auto-Rexfer Attempts to zero (0). In an automatic retransfer, the two motorized circu it breakers (System Bypa ss ...

  • Liebert 1000kVA - page 104

    Maintenance 98 4.0 M AINTENANCE 4.1 Safety Precautions Observe the safety precautions in Important Safety Instructions on page 1 and in 1.3 - Safety Precautions . ONLY qualified serv ice personnel should pe rform maintenance on the UPS system. Observe ALL of the WARNINGS below before perfo rming ANY maintenance on the UPS System and associated equi ...

  • Liebert 1000kVA - page 105

    Maintenance 99 4.2 Liebert Global Services Start-up, UPS maintenance, batte ry mainten ance and training programs are avai lable for the Series 610 UPS through your L iebert sales representative. Professional St art-Up UPS Start-Up - Liebert’s Customer Engineers perform a thorough non-powered inspection of the units and will then conduct a comp l ...

  • Liebert 1000kVA - page 106

    Maintenance 100 4.3 Routine Maintenance You are encouraged to become thoroughly familiar wi th the equipment, but at no time should you go beyond the specific procedures in this manual wh ile performing maintenanc e or correcting a malfunc- tion. If you have any doubt as to what must be done, call Liebert Global Services at 1-800-LIEBERT for furthe ...

  • Liebert 1000kVA - page 107

    Maintenance 101 4.3.3 Limited Life Component s Your Liebert UPS has a design life well in excess of 10 years. Well-main taine d units can continue to provide e conomic benef its for 20 years or more. Lo ng-life components are used in your UPS wherever practical and cost-effectiv e. Howe ver, due to current component m a terial and manufactu ring te ...

  • Liebert 1000kVA - page 108

    Maintenance 102 4.4 Battery Maintenance 4.4.1 Battery Safety Precautions Servicing of batteries should be performed or supe rvised by personnel know ledgeable of batteries and the required precautions. Keep unauthorized person nel away from batteries. When replacing batteries, use the sa me number and type of batteries. ! WARNING These maintenance ...

  • Liebert 1000kVA - page 109

    Maintenance 103 Battery Safety Precautions In French Per CSA Require ment s Instructions Import antes Concernant La Sécurité Conserver Ces Instructions ! AVERTISSEMENT Respecter toutes les consignes de sécurité ap plicables à l'installation , le chargement ou l'entretien des batteries. En pl us du danger de chocs électriques, le gaz ...

  • Liebert 1000kVA - page 110

    Maintenance 104 Regular maintenance of the battery module is an absolute necessity. Periodic inspections of battery and terminal voltages, specific gravity and connection resistance should be made. Strictl y follow the procedures outlined in the battery manufa cturer’s manual, available on t he manufacturer’s Web site. Valve-regulated lead-acid ...

  • Liebert 1000kVA - page 111

    Maintenance 105 If you have a different model battery, contact Liebert Global Services for th e required torqu e value. To access battery cell te rminals, disconnect the inter-tier cable and two shelf retaining screws. Once disconnected, insula te (with protecti ve boot or ele ctrical tape) the c ables to prevent accid ental shorts. The battery she ...

  • Liebert 1000kVA - page 112

    Maintenance 106 4.4.2 T orque Requirement s All electrical connectio ns must be tight. Table 15 provides the torque values for the connections in the UPS. Use these values unless th e equipm ent is labeled otherwise. 4.5 Detection of T rouble It is important that the operator check the inst rument readings if abnormal equipment performance is suspe ...

  • Liebert 1000kVA - page 113

    Maintenance 107 4.6 Reporting a Problem If a problem occurs within the UP S, review all alarm messages along with other pertinent data. This information should be given by telephone to the Li ebert se rvice representative’s office neares t you. This information can be down loaded to Lie bert Global Services by using the optional modem. Co ntact L ...

  • Liebert 1000kVA - page 114

    Specifications 108 5.0 S PECIFICATIONS 5.1 Rating The kVA and kW ra tings and the nominal volta ges and currents for conti nuous operation are listed on the unit nameplates (inside Operator Contro l Pane l door) and on the System One-Line Diag ram. The rated output power envelope of the UPS is il lustrated in Figure 70 . The UPS is rated to deliver ...

  • Liebert 1000kVA - page 115

    Specifications 109 5.2 Environment al Conditions T able 17 S pecifications applicable to envir onment Enclosure The UPS is housed in a NEMA-1 en closure. The enclosure is design ed for indoor use only and is not to be subjected to falling objects or precipitation. Recommended Operating Temperature 25°C ambient Maximum Operating Temperature 40°C a ...

  • Liebert 1000kVA - page 116

    Specifications 110 5.3 Adjustment s All adjustments are set at the factory or during st ar t-up and normally do not have to be field read- justed. • Input Current Limit: Normal, 115%; on generator (with optional circuit), 100% • Battery Charge Current Limit: Normal, 10%; on generator, 1% • Battery E qualize Charge : Set at star t-up depend en ...

  • Liebert 1000kVA - page 117

    Specifications 111 5.5 Electrical Sp ecifications RECTIFIER INPUT Input Voltage Standard voltages for 100 - 450kVA units: 208, 480 and 600VAC Standard voltages for 500 - 1000kVA units: 480 and 600VAC Other voltages available on request. 3-ph ase, 3-wire plus ground. Voltage Range +10%, - 15% (no battery discharge at - 20%) Frequency Range 57 Hz to ...

  • Liebert 1000kVA - page 118

    Specifications 112 ...

  • Liebert 1000kVA - page 119

    ...

  • Liebert 1000kVA - page 120

    The Comp any Behind the Products With over a million installations around th e globe, Liebert is the world leader in computer protection systems. Since its founding in 1965, Liebert has developed a complete range of support and protection systems fo r sensitive electronics: • Environmental systems—close-control air conditioning from 1 to 60 ton ...

Manufacturer Liebert Category Power Supply

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