Liebert 610 manuel d'utilisation

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

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 [...]

i T ABLE OF CONTENTS B ATTERY C ABINET P RECA UTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I NSIDE F RONT C OVER C ONT AC TING L IEBERT FOR S UPPO RT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I NSIDE F RONT C OVER I MPORT ANT S AFETY I NSTRUCTION S . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

ii 3.3 Modes of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 3.3.1 Load on Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 3.3.2 OK to Transfer . . . . . . . . . . . . . . . . . . .[...]

iii FIGURES Figure 1 UPS controls and display screen with exampl e of the Monitor/Mimic screen . . . . . . . . . . . . . . . . . 6 Figure 2 Typical UPS system one-line diagr am with option al maintenance bypass . . . . . . . . . . . . . . . . . . 16 Figure 3 Operator controls, typical system . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

iv Figure 50 Load on maintenance bypass (tw o breakers). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 Figure 51 Load on maintenance bypass (three breakers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 Figure 52 Start-up procedures screen . . . . . . . . . . . . . . . . . [...]

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[...]

Introd uction 2 1.0 I NTRODUCTION 1.1 System Description The role of a UPS system is to supply uninterrupt ible, clean power to the cri tical load. The UPS main- tains a full-v oltage, low-distort ion output, even if the utility source power sags, b ecomes distorted or fails. If there is an outage of the so urce power, the UPS maintains powe r to t[...]

Introd uction 3 1.2 Reliability Reliability is the most important design goa l for Uninterruptible Po wer Systems. Liebert Series 610 UPS systems have demonstrated reliability by achieving a field-proven critical bus MTBF in excess of 2 million hou rs. In addi tion, our Q uality Assurance program is certified to the requirements of ISO 9001:2000 st[...]

Introd uction 4 1.3 Safety Precautions Read this manual thoroughly, paying spec ial attention to the sections that apply to you, before work- ing with the UPS. Also refer to the battery manufacturer’s ma nual, av ailable on the manufacturer’s Web site, before workin g on or near the battery. Under typical operation and with a ll UPS doors close[...]

Introd uction 5 1.4 Modes of Operation Refer to 2.0 - Theor y of Operati on and 3.0 - Op eration for more details. 1.4.1 Normal—Load on UPS The utility AC source provides power to the rectif ier/charger in the UPS modu le. The rectifier/charger converts the ut ility AC power to DC and supplies D C power to the U PS module inverter w hile simul- t[...]

Introd uction 6 1.5 Operator Controls Liebert Series 61 0 UPS modules are equipped with a microprocessor -based Op erator Display Screen and Control Panel de signed for conv enient and reliab le operation. The fron t panel location of the mon- itoring and control system enables the user to quickly identify the current status of the UPS and to perfo[...]

Introd uction 7 1.6 Options A number of options are available from Liebert for your UPS system. (Some options are not available for all ratings.) Described below are the most frequ ently provided op tions. Note that the b attery items ( 1 - 3 ) are required to complete the UPS system. The remaining options provide improved system per- formance or c[...]

Introd uction 8 12. Customer Alarm Interface This optional interf ace board allows the input and display of 8 alarms from customer-supplied contacts, each with a customer-sel ected name of up to 16 characters. The following attributes can be user programmed for each alar m: latching, summary, freeze hist ory, sound horn, a uto-dial and time delay ([...]

Theory of Operati on 9 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 powe r. It consists of the UPS modules and a back-up battery pl ant. Refer to Figure 2 . UP[...]

Theory of Operati on 10 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 module. The following is a list of the hardware features: 1. The control logic performs automatic operations with min[...]

Theory of Operati on 11 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[...]

Theory of Operati on 12 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 voltag e is limited to 0.5% RMS to preserve bat tery life d[...]

Theory of Operati on 13 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- [...]

Theory of Operati on 14 2.2.5 St atic Byp ass A static bypass is an integral part of the UPS. Th e static by pass consists of a static bypass switch, consisting o f two reverse-pa ralleled SCRs (s ilicon-contro lled rectifiers ) per phase a nd bypass power switching devices (motor-o pe rated circuit breakers). An automatic transfer control circuit [...]

Theory of Operati on 15 T ransfer and Retransfer Con ditions 1. Automatic Transfers to Bypass: Critical bus con ditions that will initiate an automatic transf er of the critical load from the UPS invert er output to the bypas s source are: a. Output Overload: overcurrent co ndition in excess of the current versus time overload capacity curve. See F[...]

Theory of Operati on 16 Figure 2 T ypical UPS system one-line diagram with optional maintenance byp ass OUTPUT CB Cont rol s Battery Bypass CB INPUT CB Static Bypass Swi tch RIB BFB Critical Load AC Ou t p u t MBD Static Swi tch Disconnects THREE BREAKER MAINT ENANCE BYP ASS SWITCHBOA RD CONTROL POWE R UPS MODULE MAIN INPUT SWITCHGE AR Rectifie r/ [...]

Operation 17 3.0 O PERATION 3.1 Display Screen a nd Operator Controls Each Liebert Series 610 UPS is equi pped with a microprocessor-based Operator Control Pa nel and Display Screen d esigned for conv enient and reli able operation. The locations of ope rator controls are shown in Figures 3 and 4 . The front location of the control panel enables th[...]

Operation 18 Figure 3 Operator controls, ty pical system Refer also to Figure 2 for a typical system one-line diagram. Item Description Function 1 Input Circuit Breaker (CB1) This manually operated circuit breaker provides power to the UPS module rectifier. It is located in the transformer cabinet of certain 500 kVA and all 625, 750 and 1000kVA mod[...]

Operation 19 Figure 4 Series 61 0 UPS operator control p anel Item Description Function 1 Display Screen This screen displays all vital UPS information in one convenient location. All of the UPS monitoring functions and conditions are indicated here. 2U p This touch-sensitive pad (bu tton) is used to move the cursor up thro ugh various selections p[...]

Operation 20 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[...]

Operation 21 Figure 5 illustrates the primary screen s that you can access through the Operator Interface 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. System stat[...]

Operation 22 • System Configuration— This screen displays the current co nfiguratio n of the UPS system. It also enables th e operator to reset the date, ti me, dial-out phone numbers and System Options. System Options include Temperat ure-Compensated Chargi ng, Customer Alarm Definitions, Auto Restart and Battery Load Test. The operator can vi[...]

Operation 23 3.2.2 Monitor/Mimic Display Screen From Master Menu move the hi ghlighted cursor to MONITOR/MIMIC DISPLAY. Press the Select pad and the Monitor/Mimic screen is displayed. Figure 7 Monitor/Mimic display screen The Monitor/Mimic display screen is a simplified block diagram of th e UPS system. This screen gives the operator an overall vi [...]

Operation 24 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 [...]

Operation 25 Figure 9 Monitor/Mimic disp lay exampl e: Utility fail Figure 10 Monitor/Mimic display example: Load on byp ass, UPS module on and charging battery Figure 1 1 Monitor/Mimic display exam ple: Load on byp ass, UPS module off BA TTER Y VOL TS 4 80 AMPS 645 DISCHARG UPS RA TINGS A-B B-C C-A 480V 480V 480V 60.0 Hz AP658-64 RA TED 500 KV A O[...]

Operation 26 3.2.3 W alk-In Display Screen From the Master Menu, highlight WA LK-IN DISPLAY and then press the Select pad. The Walk-In Display screen enables the operator to monitor the UPS module DC bus voltage, the input currents and the output volt age. This is important during the st art-up procedures. During start-up, the UPS input circuit bre[...]

Operation 27 3.2.4 St atus Report s Screens Go to the Master Menu an d move the hi ghlighted c ursor to ST ATUS REPORTS. Press the Select but- ton and the Status Reports screen is displayed. The Status Report screen is divided into fo ur submenu reports: PRESENT STATUS, EVENT HIS- TORY, HISTORY STATUS and SYSTEM STATUS. To look at any of the report[...]

Operation 28 Present St atus The Present Status screen shows the current status of the UPS module. This screen displays any alarm messages th at are present and th e values of th e metered parame ters for each cabinet. Each update seq uence (every 4 m illiseconds) i s called a frame. The frame nu mber is displaye d in the upper right corner. The Pr[...]

Operation 29 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[...]

Operation 30 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 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 data can give[...]

Operation 31 The Summary screen ( Figure 18 ) 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[...]

Operation 32 3.2.5 System Configuration Screens Go to the Master Me nu and move the highlighted cursor to SY STEM CONFIGURATION. Pre ss the Select pad and th e System Configuration screen is displa yed. The System Configuration screen lists parameters th at can be changed to adjust your UPS module to your site requirements. Some of the informat ion[...]

Operation 33 Maximum Auto-Retransfer Attempt s When a UPS output overload condition exceeds a pre-program med current-versus-time window, the UPS automatically transfers the crit ical load to the bypass li ne. After the overload conditi on has been corrected, the UPS attempts to automatically r etran sfer the critical load to the UPS output (unless[...]

Operation 34 Date This is the system’s real-time da te setting. To reset th e date, do the following: 1. From the System Con figuration screen, pre ss the Up or Down pad to move t he highlighted cursor to DATE . 2. Press the Select pad. The Date screen will appear. 3. Press the Select pad to move the arrow to the next digit to the right. 4. When [...]

Operation 35 Tim e This is the system’s real-time clo ck. To reset the time do the following: 1. From the System Con figuration screen, pre ss the Up or Down pad to move t he highlighted cursor to Time. 2. Press the Select pad. The Time screen will appear. 3. Press the Select pad to move the arrow to the next digit to the right. 4. When the arrow[...]

Operation 36 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. Automatic dial attempts to the first nu mber are made at periodic intervals for 30 min- utes. If unanswer ed, the sy[...]

Operation 37 Language Selection English and Portuguese are supported. System Options This screen enable s and disables optio nal features whi ch might or might not be installed in you r UPS. The options are Customer Alarm Inte rface, Batte ry Exercise, Temperatur e-Compensated Battery Charging, Automatic Restart and Co ntinuous Duty Static Switch. [...]

Operation 38 Figure 26 Battery test screen Figure 27 Battery test result s screen Continuous Duty Static Switch (Optional) This feature requires installation of a Customer Ala rm Interface board. When the CDSS feature is enabled and the Customer Al arm Interface option is install ed and enabled, the mimic display will be modified to include a box i[...]

Operation 39 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. The following alarms, as well as those listed above, will activate the System Summary Alarm. When the New Alarm, System Summary Alarm or Mo dule Summar[...]

Operation 40 3.2.6 Alarm Limit Settings Screen Go to the Master Me nu and move the highlighted cursor to LIMI T SET TINGS. 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 [...]

Operation 41 Battery Shut down (60 Minutes) During extended outages or d ee p sa g s o f m or e t ha n 15 minutes, the shutdown voltage limit will ramp up gradually to this 60-minute li mit to prevent lengthy discharg e and possible battery damage. The battery circuit breaker opens when the battery volt age and the shutdown limit are equal for five[...]

Operation 42 3.2.7 Load T ransfer Procedures Screen Go to the Master Menu and move the highlight ed cursor to LO AD TRANSFER PROCEDURES. Press the Select pad and the Load Tra nsfer Procedures screen is displayed. Figure 30 Load transfer proce dure screen The Load Transfer Procedures screen contains inst ructions to transfer the critical load betwee[...]

Operation 43 3.2.8 St art-Up Procedures Screen From the Master Menu, move the highlighted cursor to START-UP PROCEDURES. Press the Select pad and the Start-Up Procedures screen is displayed. This two-page screen contains the steps you must fo llow to start-up the UPS system. The instructions are listed so you can re view them prior to pe rforming t[...]

Operation 44 3.2.9 Shut down Procedures Screen Go to the Master Menu and move the cursor to SHUTDOWN PR OCEDURE S . Press the Select pad and the Shutdown Procedures scre en is displayed. This two-page screen contains the steps you must follow to perform a controlled s hutdown of the UPS system. The instructions are listed so you can review them bef[...]

Operation 45 Figure 35 Battery time screen (15-minu te discharge) The screen also disp lays alarm messages (Battery Disc harging, L ow Battery Warning and Battery Shutdown) and a set of five pa ra meters that inform the operator of battery condition and time remaining. The five parameters describing battery resources are: • Rated Total Time , in [...]

Operation 46 The Battery Time Remaining graph an d the Calculated times are extrem ely helpful to the operator who has the discretionary authority to order load-shedding activities. The Series 610 automatically samples battery voltage and load cu rrent and recomputes ever y six seconds. This give s the operator fast and accurate feedback on efforts[...]

Operation 47 If the Battery Time screen is disp layed while the battery i s not discharging, it will d i splay the present Battery Charge percentage and the result s of the previous discharge event. The Series 610 records information about each discharge event. If yo ur system has the Battery Cycle Monitor software, this data can be reviewed on the[...]

Operation 48 3.2.12 Battery Equ alize Screen Go to the Master Menu and move the highlighted cursor to BATT ERY EQUALIZE . Press the Select pad and the Battery Equali ze screen is displayed. Figure 39 Battery equalize screen The Battery Equalize screen enables the operator to adjust the battery equalize time. It is also used to choose between auto a[...]

Operation 49 3.2.13 Alarm a nd St atus Messages St atus Messages The status messages indicate whet her the static bypass switch is co nnect ed or disconnected . The sta- tus messages also advise th e operator when a transfer or retran sfer between the UPS and bypass line is permitted, based on matching voltage, freq uency and phase. The following s[...]

Operation 50 Alarm Messages The alarm message area displays the ala rm condit ions that are present within the UPS system. Alarm messages are displayed i n flashing reverse vi deo. During normal operation no alarm messages should be present. Up to four messages are displayed. To see if any additional alarm conditions are present in the UPS system, [...]

Operation 51 T able 4 A larm messages and correctiv e actions Alarm Message Special Functions Meaning and Corrective Action AC INPUT Input fail The rectifier input line voltage is outsi de of sp ecified limits or th e input circuit breaker is opened while the battery circuit breaker remains closed. The battery supplies po wer to the critical load t[...]

Operation 52 BYPASS, continued Static Switch Unable D, S The UPS output is not syn chronized to the bypa ss power source, the static bypass switch is disconnected, or it has failed internally. Emergen cy and overload transfer to the bypass source is not available. If the module ha s a manual Static Swi tch Disconnect, set it to ON (closed). If the [...]

Operation 53 UPS SYSTEM , continued Emergency Off D*, L, S The Emergency Module Off (or Emergency Po wer Off) switch has been pressed, which caused the UPS system to shut down and transfer the load to the b ypass line (or all power to the critical load ha s been shut down). Determine the cause of the emergency condition and correct it if possible. [...]

Operation 54 T able 5 Alarm mess ages—summary Alarm Message Special Functions Input Fail DC Ground Fault D, L, S DC Capacitor Fuse Blown D, F, S Battery CB Open D, S Battery Discharging D, R, S Low Battery Warni ng D, R, S Low Battery Shutdown D, F, L, S Battery Overtemp (opti onal) D, S DC Overvoltage Shutdown D, F, L, S Load On Bypass D, R Auto[...]

Operation 55 3.2.14 Communication Interfaces Your Liebert Series 610 UPS can be configur ed with the followin g 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 monito[...]

Operation 56 Requesting Information If your Series 610 is equi pped with a modem and te lephone line, you can call the UPS and receive sys- tem status and historical information on discharge ev ents. You can place the call from either a remote terminal or a personal computer with a communications program. Follow the instructions for your terminal o[...]

Operation 57 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[...]

Operation 58 3.3 Modes of Operation This section illustrates the flow of power through circuit breakers, switches and UPS components dur- ing various modes of operation. The same modes of operation apply to all configurations of the Liebert Series 610 UPS. Highlighted (thick ) lines in the di agrams indicate power flow and power av ailability. Thes[...]

Operation 59 3.3.2 OK to T ransfer The OK to Transfer st atus message will b e displa yed when the bypass line and UPS output power are both available, their voltag e, frequency and phase synchroniza tion are matched within specifications, and the Static Switch Disconnects are closed (ON) . An alarm message may be displayed to indicate Load On Bypa[...]

Operation 60 Figure 43 Load on UPS (byp ass available) OUTPU T CB Controls Battery Bypas s CB INPUT CB Static Bypass Switch RIB BFB Critical Load AC Ou tp u t MBD Static Sw itch Disconnects THREE BREAKER M AINTENANCE BYP ASS SWITCHBOARD CONTROL POWER UPS MODULE MAIN INPUT SWITCHGEAR Rectifier/ Charger Inverter BIB MBB MIB[...]

Operation 61 3.3.3 Moment ary Overloads An overload in the critical load will continue to be supplied by the UPS module i f the overload condi- tion does not exceed the current versus time curve. The overload cur ve includ es 150% of rated current for 30 seconds, 125% for 10 minutes and 104% continuously. Momentary overloads from 155% to 1000% of r[...]

Operation 62 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 UPS con trols. You can use the Battery Time screen at the UPS m[...]

Operation 63 3.3.5 Off Battery The battery plant can be disconnected from the UPS, if required for battery maintenance, by opening the module battery disconnect (MBD ) circuit br eaker. In this situa tion the UPS module will continue to supply conditioned power to the critica l load, but if input power fails the UPS system cannot sup- ply power to [...]

Operation 64 3.3.6 Emergency Module Off The Local Emergency Modu le Off (LEMO) mode is us ed to remove power from nearly all UPS module components, and the critical load will continue to be supplied through the bypass line. The Emergency Module Off control is a guarded pa d on the UPS Control Panel ( Figure 4 ). Lift the cover and press the pad. Th[...]

Operation 65 3.3.7 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 Off control is a us er -provided switch located remotely from the UPS system. It will normally be in the sa me room as the critical load eq uipment. This mode ca n also be ini- tia[...]

Operation 66 3.3.8 Module Shut down Perform a Module 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 3.4.4 - Shutdown Proced ures . Refer to 3.3.9 - M aintenance B ypass . B[...]

Operation 67 3.3.9 Maintenance Byp ass Maintenance Bypass swi tchgear allo ws you to totally isolate the UPS from all power sources, while you maintain power to the critical load. Your installation may have a two-breaker or three- breaker maintenance bypass or none at all. The main difference between a two-break er and three-br eaker maintenance by[...]

Operation 68 Figure 51 Load on maintenance byp ass (three breakers) ST ANDBY GENERA TOR AUTOMA TIC T RANSFER SWITCH Critical Load AC O u t pu t RIB MBD BFB OUTPUT CB Cont rol s Battery Bypass CB INPUT CB Static Bypass Switch Static Switch Disconnects THREE BREAKER MAINTENANCE BYP ASS SWITCHBOARD CONT ROL PO WER UPS MODULE MA IN INP UT SWITCHGEAR Re[...]

Operation 69 3.4 Manual Procedures The Liebert Series 610 UPS is desi gned to function while una ttended by an operator. Many important functions are handled automaticall y by the system control logic, as explained in 3.5 - Automatic Operations . Other procedures must be performed manuall y. Manual procedures availabl e to the opera tor include Sta[...]

Operation 70 STEP 1 (St art-Up Procedure) Before you apply power to the UPS m odules, determin e the position of the fo llowing circuit breakers and switches: a. Rectifier Input Breaker (RIB) - If this external circuit brea ker is closed, you already have power to the UPS cabinet and possib ly power to the controls. If th is breaker is closed, leav[...]

Operation 71 STEP 3 (St art-Up Procedure) During a start-up procedure, power is supplied to t he critical load through the internal bypass line while the UP S module is be ing energized. Depending on th e reason for yo ur UPS mod ule shutdown, you may already have power through the bypass line . You c an determine this by observing the Moni- tor/Mi[...]

Operation 72 STEP 4 (St art-Up Procedure) a. Press the Select pad to put the Master Menu on the LC D. Move the high lighted cursor to Start-Up Procedures (use the Up an d Down pads). Press the Select pad to display the S tart- Up Procedures screen ( Figure 52 ). Return to this screen wh en ever you need to see the start- up instructions. b. Select [...]

Operation 73 STEP 5 (St art-Up Procedure) When the Module DC Bus voltage is at 100%, you can manually close the module bat tery disconnect (MBD) circuit breaker (external to the UPS). 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[...]

Operation 74 3.4.2 Load T ransfer Procedures Use the Monitor/Mimic Display to determine the o perating conditio n of the UPS module. Press the Alarm Reset pad to clear the Alar m Messages. Refer to Table 4 for an expl anation of a ny remaining alarm messages (except Load On Bypass). Call Lieb er t Global Services if you cannot clear the remain- ing[...]

Operation 75 3.4.3 Maintenance Byp ass Load T ransfers To manually transfer the load between Maintenance Bypass an d the UPS bypass line, carefully foll ow these instructions. Do not transfer the load between Maintenance Bypass and the UPS modul e (inverter) output. Use the Monitor/ Mimic D isplay screen to verify the UPS bypass line is available. [...]

Operation 76 3.4.4 Shut down Procedures 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 an y maintenance on your Liebert Series 610 UPS, observe ALL of the WARNINGS in 4.0 - Maintenance . Use the module Monitor/Mimic Display to determ in[...]

Operation 77 STEP 3 (Shut down Procedures) Manually open the UPS input ci rcuit breaker by moving the ha ndle to the OFF position ( Figure 3 ). Return to the Monitor/Mimic Di splay to verify status of the circuit breakers. Press the Alarm Reset pad to clear alarm messages. STEP 4 (Shut down Procedures) If maintenance is requir ed on the Static Bypa[...]

Operation 78 3.4.5 Battery Exercise Procedure s Once this option has been enable d on the Syste m Options Screen, it appears on the Master Menu. To initiate a battery testing sessi on, do the following: 1. From the Master Menu, use the Up or Down pads to highlight Battery Exercise . Press the Select pad to bring up the Battery Exercise screen. 2. U[...]

Operation 79 3.5 Automatic Operations The Liebert Series 610 UPS system is desi gned to functi on while unattende d by an operator. The sys- tem control logic monitors the perf ormance of the UPS, the availabili ty of power sources and the cur- rent required by the critical load. The system control logic: 1. Determines wha t overload conditi ons ca[...]

Operation 80 3.5.2 Automatic T ransfers to Byp ass (Overload Condition) The UPS system wi ll initiate an automatic load transf er to the bypass lin e if an overlo ad condition exceeds the current-versus-ti me curve of overload capacity or if specified UPS system faults occur. Load On Byp ass is illustra ted in Figure 42 . The Overload Transfer and [...]

Operation 81 3.5.4 Automatic T ransfers to Bypas s (UPS System Fault s) For specified UPS system faults, the control logic will initiate an automat ic transfer to bypass fol- lowed immediately by a shutdown and isolation of the UPS system. The output, battery (MBD) and input circuit breakers are open. Th e bypass breaker will be closed if the bypas[...]

Operation 82 3.5.5 Automatic Rest art (Optional) Starting and restarti ng the Series 610 is normal ly a manual procedure. However, for some unat - tended sites, it is desirable to en able the module to restart i tself and retransfer the l oad back to UPS power following an extended utility outag e. When the Automatic Restart option is installed in [...]

Maintenance 83 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 service personnel sh ould pe rform maintenance on the UPS system. Observe ALL of the WARNINGS below before performing ANY maint enance on the UPS System a nd associated equ[...]

Maintenance 84 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[...]

Maintenance 85 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 further[...]

Maintenance 86 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 tec[...]

Maintenance 87 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 p[...]

Maintenance 88 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 [...]

Maintenance 89 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 batt ery manufacturer’s manual, availa ble on the manufacturer’s Web site. Valve-regulated lead-acid [...]

Maintenance 90 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 shel[...]

Maintenance 91 4.4.2 T orque Requirement s All electrical connectio ns must be tight. Table 10 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 suspec[...]

Maintenance 92 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 dow nloaded to Liebert Glob al Services by u sing the optional modem. Contact Li[...]

Specifications 93 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 59 . The UPS is rated to deliver [...]

Specifications 94 5.2 Environment al Conditions T able 12 S pecifications applicable to environment 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 amb[...]

Specifications 95 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, 100% • Battery Charge Current Limit: Normal, 10%; on generator, 1% • Battery E qualize Charge : Set at star t-up depend ent on batter y characteri[...]

Specifications 96 5.5 Electrical Specifications RECTIFIER INPUT Input Voltage Standard voltages for 100 - 450 kVA units: 208 , 480 and 600VAC Standard voltages for 500 - 1000kVA units: 480 and 600VAC Other voltages available on request. 3-phase, 3- wire plus ground. Voltage Range +10%, -15% (no battery discharge at -20%) Frequency Range 57 Hz to 63[...]

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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: • Environment al systems—close-control air conditioning from 1 to 60 to[...]