Emerson 10KVA User's Manual
Contents
1. AQUA N Qn Y AL Oo Support bracket General Description Figure 2 Rear view without transformer Configurable output distribution optional Hardwire output standard Hardwire output terminal block TB5 Tam m e e e 4 8 UPS input TB3 UPS output 164 LE Me v 7 la Maintenance bypass Maintenance bypass input TB2 input TB1 Support bracket General Description Figure 3 Rear view with transformer Configurable output distribution optional Hardwire output standard Hardwire output s terminal block TB6 Tap selector TB4 je GQ 22 UPS output TB5 Maintenance bypass input TB1 TB2 UPS input TB3 Support bracket 2 0 2 1 2 2 Modes of Operation MODES OF OPERATION The Nfinity Maintenance Bypass Cabinet 19 designed to operate in two modes UPS Mode and Bypass Mode UPS Mode While the Nfinity Maintenance Bypass Cabinet 16 in UPS Mode the UPS 16 supplying the connected load with continuous high quality AC power In this mode of operation the load 18 protected by the UPS The Bypass Switch rotated toward the green lamp indicates this mode Bypass Mode When the Nfinity Maintenance Bypass Cabinet is in the Bypass Mode it provides an alternate path for power to the connected equipment Should the UPS need to be taken out2. Cables to be removed 12 Cable Installation Figure 7 Maintenance Bypass Cabinet with transformer 6 TB2 Transformer Single input jumper B i q remove for dual TB4 a L Y input feeds 208 240V i Tap Selector qu Output y 781 TEE t Input 1 Per pur Switch SW1 TB6 i Bypass Switch i l i i TB3 TB5 AA PEET EPE ERP RE TE UPS Input UPS Output Figure 8 Maintenance Bypass Cabinet without transformer npu Output 782 qu 785 i i A O O y Yj Single input jumper SW1 CB1 remove for dual input feeds Bypass Output 2 O Switch Breaker i p 0 nput pata l Switch i v v TB3 TB4 i p em e a em e em e aD A A aD mm D D D D D D D D D D D GL D D D D D D D D D A D D UPS Input UPS Output 13 6 4 6 5 6 6 Cable Installation Removing the Cover Plates On the back of the Maintenance Bypass Cabinet cover plates are over the input and output terminals see illus tration at right Remove these using a phillips screw driver Keep screws and plates to one side Power Cable Installation Refer to Table 3 below when selecting cables Table 3 Nfinity power cable and protection ratings Max Input Current Input Protection Max Output Current Input Output Max 2 0 70 mm
3. e 9 D 28 e 711 mm S c d O e e O 5 16 8mm diameter 6 places Top View of Maintenance Bypass Cabinet 11 Cable Installation 6 0 CABLE INSTALLATION ion WARNING Preparat iring W 6 1 Please read this section thoroughly before attempting to install wiring to this unit A Be sure that the unit 1s not connected to any AC mains power source or UPS before installing any wir ing to this unit This Maintenance Bypass Cabinet should be installed by a qualified certified electri clan Preparing Internal Wiring 6 2 The Maintenance Bypass Cabinet 1s factory configured for single source installations If your installa tion requires dual source capabilities the Maintenance Bypass Cabinet s wiring must be modified Dual Source Configuration 6 3 Modifying the wiring consists of removing the jumpers between TB1 and TB2 as described below LL Remove cover plates Identify TB1 and TB2 3 Using a 3 16 Allen wrench loosen terminal mounting jumpers between TB1 and TB2 2 Ib Connect primary source to TB2 and secondary source to TB1 4 Remove jumpers and retighten terminals to 50 in 5 transformer models TRANSFORMER MODELS Figure 6 Jumper removal transformer models and non AAA REESE S SERRES SEES SE RQ On SSS SSS SSeS Se SS SS GEC Cables to be removed NON TRANSFORMER MODELS REO LS MOO OOOO OLS
4. 0 Liebert Keeping Business in Business POWER AVAILABILITY MAINTENANCE BYPASS CABINET FOR NFINITY amp GXT 10KVA USER MANUAL es EMERSON Network Power TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS 1 GLOSSARY OF SYMBOLS ses de dus ec sons shimano ice 2 1 0 GENERAL DESCRIPTION 3 aras rd AAA 3 1 1 System Descriptio scsi iso ek ae WS io it da 3 A lt 5 5 AAA A O ta toe 3 11 2 dotandard Components dalla ida ici 3 l5 A oe ee as ec ia bh aed IN le 3 2 0 MODES OF OPERATION 53 3 876 ER abd an pee ero t re todas diese heb eee eee sae 7 2 1 LUE Te T ce Bp eee ie ee as 7 2 2 T VIO a cae ees oro E EEE da an Re os ais ET 7 3 0 MAJOR COMPONENTS cias a A Ai 8 3 1 Bypass WUC i tis v ug daa a ae a aie 8 32 User Selectable Output Distribution 8 ou Optional Trans o Me ss y ES SS t ar ee de et a 8 40 PREPARATION oo a xt tod ce A A AA 9 4 1 H peo A A O E E Lax ra d im d 9 4 2 A RE 9 4 3 Required setup Equipments sses ia ida ORE der dos oO EON e tn 9 4 4 pite o 2 d dcs dede beste bo RAT Bae as a DN UR Mos ion do eoa ed a anni 9 50 UNLOADING te cece ones Gee ceed AAA DNUS QE di Nue MPO NUUS 10 5 1 Unloading the Maintenance Bypass Cabinet 10 5 2 LAON A MOULE ura dob arta bn
5. Terminal Details Min 6 AWG 16 mm Models NMB5x 8 NMB8x Max Input Current 125A Input Protection 125A Max Output Current 125A Input Output Max 2 0 70 mm Terminal Details Min 6 AWG 16 mm NOTES Q If an output transformer is fitted the Nfinity Maintenance Bypass has a five cycle inrush current that is 10 times the rated output current This must be taken into account when selecting the overload protection device at the AC input supply distribution point To avoid random tripping on start up it is recommended that the AC input supply be protected with a circuit breaker capable of withstanding this initial inrush Transient and steady state earth leakage currents may occur when starting the equipment This should be taken into account when selecting ground current detection devices as these will carry the earth leakage currents of both the UPS equipment and the load Table 4 GXT 10kVA power cable amp protection ratings Max 35 mm 2 0 AWG Min 16 mm 6 AWG Terminal Block Details REPO Connection Refer to the Nfinity user manual for information on connecting the REPO 14 6 7 Input and Output Wiring Q NOTE Input wiring must be installed using conduit Cable Installation 208 input voltage jumper if only the connections for 208 VAC are made between the UPS and theNfinity Maintenance Bypass the 208 input voltage jumper must be installed for proper operation To install this jumper plac
6. N ELT EE 6 CEL Remove these three TB1 wires for dual source G 100000 see NOTE below A s Input 1 EE N EMEN re Ls aE Flexible conduit See Nfinity L1 L2 user manual for details on GEC connecting TB1 TB2 TB3 GEC Ensure that the tap selector is set to the NFINITY UPS correct input voltage NOTE 7 SINGLE SOURCE FEED If feeding the Maintenance Bypass Cabinet from a single source the input connection may be made to either TB1 or TB2 2 DUAL SOURCE FEED If feeding the Maintenance Bypass Cabinet from a dual source the UPS input supply connection must be made to TB1 and the bypass input supply connection must be made to TB2 The jumpers between TB1 and TB2 must be removed 3 If connected equipment is a combination of 208 VAC and 120 VAC use a three phase panel board connected to the output terminal TB5 19 Cable Installation Figure 13 Connecting Maintenance Bypass to GXT10000T 208X 120V 120V TB2 NFINITY MAINTENANCE BYPASS CABINET WITHOUT TB5 208V o TRANSFORMER EE Et E Input 2 mE LI LS rj ah n U U Tet it see NOTE below G p Cleat Lo T IE Ree S TB3 TB4 Ls D Flexible Flexible conduit conduit Input NY Output D Battery GXT10000T 208X AN CAUTION It is mandatory to connect exactly as shown NOTE 7 SINGLE SOURCE FEED If feeding the Maintenance Bypass Cabinet from a single source the input connection m
7. Table 4 lom CC PM 4 Rear view without transformer lees hes 5 Rear view with transformer esee res 6 Bypass operation Modes ox e prar eed e ad A DOE PA RO IAE dar es 7 ETT REC A O se ae Eee E E DEIN 9 Jumper removal transformer models and non transformer models 12 Maintenance Bypass Cabinet with transformer 13 Maintenance Bypass Cabinet without transformer 13 Electrical connections transformer model MBC 16 Electrical connections non transformer model MBC 17 Connecting Nfinity to Maintenance Bypass with transformer 18 Connecting Nfinity to Maintenance Bypass without transformer 19 Connecting Maintenance Bypass to GXT10000T 208X 20 Connecting Maintenance Bypass to GXT10000T 240X 21 TABLES Common receptacle and hardwire options 8 Maintenance Bypass Cabinet physical data llle 9 Nfinity power cable and protection ratings 14 GXT 10kVA power cable amp protection ratings eee RII 14 il IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions that should be closely followed dur
8. dust Blot dry with a towel and allow to air dry before reusing it 23 Specifications 9 0 SPECIFICATIONS Models NMB1x and NMB4x 18 Models NMB5x and NMB8x 20 dL Models NMB1x and NMB4x 100 max Models NMB5x and NMB8x 125 max Safety Standards DS UL 1778 c UL Amps Width 9 5 241 Depth In mm 26 5 700 Dimensions Height 30 4 775 287 130 85 39 Weight Ib kg transformer model transformerless model Environmental 0 95 non condensing Input Data Input Frequency nominal Hz Output Frequency He OO Transformerless model requires neutral input 24 Specifications NOTES 25 26 Specifications 0 Liebert Keeping Business in Business The Company Behind the Products With over a million installations around the 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 for sensitive electronics e Environmental systems close control air conditioning from 1 to 60 tons e Power conditioning and UPS with power ranges from 300 VA to more than 1000 kVA e Integrated systems that provide both environmental and power protection in a single flexible package e Monitoring and control from systems of any size or location on site or remote e Service and support through more than 100 service centers around the world and a 24 7 Customer Response C
9. of service for limited maintenance or repair manual activation of the bypass will cause an immediate transfer of the equip ment from the UPS inverter to the bypass source The amber lamp illuminated in the Maintenance Bypass Switch compartment indicates bypass 18 available In this mode of operation the load is NOT protected by the UPS The Bypass Switch rotated toward the amber lamp indicates this mode See 7 0 Operation for instructions on use Figure 4 Bypass operation modes UPS MODE BYPASS MODE UPS ouput Bypass available available green amber UPS Input source amber ON AC power supplied to UPS input OFF AC power removed from UPS input 3 0 3 1 3 2 3 2 1 Major Components MAJOR COMPONENTS The following is a general description of each component and its functions Please review this section carefully as 1t will give you a better understanding as to how the Nfinity Maintenance Bypass Cabi net operates Bypass Switch The Bypass Switch allows easy and rapid transfer of connected loads between the UPS and Bypass source User Selectable Output Distribution Several receptacle and hardwire options are available as user selectable output distribution These are factory configured when ordered and also allow for field upgrades Table 1 Common receptacle and hardwire options 30A 120V 1 pole breaker w 1 2 amp L6 15R2 208 L14 20R 240 3 4 knockouts 20A 120V 1 pole breaker w 1 2 amp 30
10. A 208V 2 pole breaker w 1 2 amp L6 19R2 240 3 4 knockouts 3 4 knockouts 15A 120V 1 pole breaker w 1 2 amp 20A 208V 2 pole breaker w 1 2 amp 30A 240V 2 pole breaker w 1 2 amp 3 4 knockouts 3 4 knockouts 3 4 knockouts 15A 208V 2 pole breaker w 1 2 amp 20A 240V 2 pole breaker w 1 2 amp 3 4 knockouts 3 4 knockouts 15A 240V 2 pole breaker w 1 2 amp 3 4 knockouts Other Options Single Position Blanking Plate Hardwire Option Optional Transformer Models offering a transformer are designed to accept the same input voltage as the UPS and provide 240 208 120 120 output Models with transformers are provided with redundant cooling fans and user serviceable fan filters The fans operate only when the system 1s 1n Bypass mode 4 0 4 1 4 2 4 3 4 4 Preparation PREPARATION These installation instructions provide all the information needed for positioning the Nfinity Mainte nance Bypass Cabinet including environmental requirements and for connecting the input and out put power cables Inspection Upon receiving the Nfinity Maintenance Bypass Cabinet examine the packaging for any signs of mis handling or damage If any damage is noted contact your local dealer or Liebert representative and notify your carrier Environment The Maintenance Bypass Cabinet environment must be free of conductive contaminants and exces sive moisture water conde
11. ay be made to either TB1 or TB2 2 DUAL SOURCE FEED If feeding the Maintenance Bypass Cabinet from a dual source the UPS input supply connection must be made to TB1 and the bypass input supply connection must be made to TB2 The jumpers between TB1 and TB2 must be removed 3 If connected equipment is a combination of 208 VAC and 120 VAC use a three phase panel board connected to the output terminal TB5 20 Cable Installation Figure 14 Connecting Maintenance Bypass to GXT10000T 240X 120V 120V 9 TB2 NFINITY MAINTENANCE BYPASS CABINET WITHOUT TB5 240V o TRANSFORMER EE et E a NR e arn n e idi wires EX U U EE see NOTE below S gt Aper er Ls Input 1 KE ma maa Ls Je EE Flexible Flexible conduit conduit GXT10000T 240X NOTE 7 SINGLE SOURCE FEED If feeding the Maintenance Bypass Cabinet from a single source the input connection may be made to either TB1 or TB2 2 DUAL SOURCE FEED If feeding the Maintenance Bypass Cabinet from a dual source the UPS input supply connection must be made to TB1 and the bypass input supply connection must be made to TB2 The jumpers between TB1 and TB2 must be removed 21 7 0 7 1 7 2 7 3 7 4 Operation OPERATION Start Up and Initialization To start up the Nfinity UPS while 1t 1s connected to the Nfinity Maintenance Bypass 1 Set the Maintenance Bypass switch SW1 to the UPS position on the Maintenance Bypass Cabinet Cl
12. du da T o d Bos poi Otra dob ad RN dri dead 11 5 0 CABLE INSTALLATION comoda A cs o ana sd A A 12 6 1 AVI IBS re parate dde Cerat d dod Sec D ee de fen dedu ds d 12 6 2 Prepare Internal WIPIDE usato RE Nas xb eue Dane NE dE 12 6 3 Dual Source Cons UPS IO 2 riada 0259 9 979 Ade IRR UE E Reg ia o cde dite tous 12 6 4 Removing the Cover Plates iia pes eoe d POCO PEE oes ed Gp eie 14 6 5 Power Cable Installations en bot Ro ERU eS ROCA A L A AUR VR E Y RM HERCLE Rb 14 6 6 REPOCODDOCEIOD es s ires P eva OEE SRA R Rud auberge eines Ti odit dd added P fo 14 6 7 Input aud Output Wr da as E Ra A a dt PEARCE SER GE 15 70 OPERATION EE Les hear noue moche ne aa 22 7 1 SO ES A PEL panic TEE iaa AS T ree A oa A i GOS oe ee 22 Le Shuttine Down tbe UPS ies bicapa duris 22 1 3 Transferring the System from UPS to Maintenance Bypass Operation 22 7 4 Transferring the System from Maintenance Bypass to UPS Operation 22 8 0 MAINTENANCE 2 2 iii ace de a rara drones ee Rat 23 8 1 POPC CARS Su Sce ad uidi a ine D aeuo n aaa eae an 23 8 2 Dohedul d Naintenanee a use AAA ed RL dan WE de RO CAE E nA e e d 23 8 2 1 Replacing Fan Filters Transformer Models Only 23 9 0 SPECIFICATIONS cui QR Mete EN Se dada iuda de 24 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Table 1 Table 2 Table 3
13. e the jumper wire provided in the accessory kit between Pin 1 and Pin 2 on TB4 To connect the input wiring 1 Locate the input wiring access see illustration at right Remove the knockout and pull the three four input wires through it allowing some slack for installation Secure the conduit to the rear panel of the Maintenance Bypass Cabinet Input power cables connect to hex terminals on the input terminal block Insert the ground earth wire through the earth lug and tighten 1t to the proper torque value 120 in Ib Then connect the wires to the block connections as shown at right Using a torque wrench turn the screws clockwise until tightened to the proper torque value 50 1n 1b NOTE The Nfinity UPS and Maintenance Bypass with transformer contain an isolation transformer that generates a neutral conductor for the connected equipment The UPS and Maintenance Bypass with transformer are a separately derived source and contain a neutral to 2round bonding jumper grounding electrode conductor GEC must be installed in accordance with national and local wiring codes and regulations 15 LOOKING FROM FRONT OF UNIT Input Conduit 4 j a RIGHT HAND OPTION LEFT HAND OPTION LOOKING FROM FRONT OF UNIT REAR VIEW REAR VIEW Figure 9 Electrical connections transformer model MBC Common Ground Wire Connec
14. enter While every precaution has been taken to ensure the accuracy and completeness of this literature Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions 2005 Liebert Corporation Al rights reserved throughout the world Specifications subject to change without notice Liebert and the Liebert logo are registered trademarks of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners SL 23960 4 05 Rev 4 MAINTENANCE BYPASS CABINET FOR NFINITY amp GXT 10KVA USER MANUAL Technical Support Service Web Site www liebert com Monitoring 800 222 5877 monitoring liebert com Outside the US 614 841 6755 Single Phase UPS 800 222 5877 upstech liebert com Outside the US 614 841 6755 Three Phase UPS 800 543 2378 powertech liebert com Environmental Systems 800 543 2778 Outside the United States 614 888 0246 Locations United States 1050 Dearborn Drive P O Box 29186 Columbus OH 43229 Italy Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco PD 39 049 9719 111 Fax 39 049 5841 257 Asia 23F Allied Kajima Bldg 138 Gloucester Road Wanchai Hong Kong 852 2 572 2201 Fax 852 2 831 0114 a R EMERSON POWER AVAILABILITY
15. ing installation and maintenance of this Maintenance Bypass Cabinet This product is designed for commercial industrial use only This product is not intended for use with life support and other designated critical devices Maximum load must not exceed that shown on the UPS and the Maintenance Bypass Cabinet rating label AN WARNING Lethal voltages may be present within this unit even when it 1s apparently not operating Observe all cautions and warnings in this manual Failure to do so may result in serious injury or death Never work alone The Nfinity Maintenance Bypass Cabinet is designed for use on properly grounded earthed 208 240VAC 60Hz supply for installation by qualified personnel This UPS equipment is intended to be installed by a qualified certified electrician who must review and approve customer supplied wir ing circuit breakers intended loads and verify correct input output and grounded earthed connec tions to ensure compliance with technical standards and national and local electrical codes Installation instructions and warning notices are located 1n the Installation section of this manual AN WARNING To reduce the risk of fire The NMB1x and NMB4x models must be connected to a circuit provided with 100 amperes maximum branch circuit overcurrent protection in accordance with applicable national and local electrical codes The NMB5x and NMB8x models must be connected to a circuit provided with 125 ampe
16. ion Torque Value 50 in Ibs TB2 Maintenance Bypass Terminal Block Wire Connection Torque Value 50 in Ibs Common Ground Wire Connection Torque Value 120 in Ibs 17 Cable Installation Figure 11 Connecting Nfinity to Maintenance Bypass with transformer i TB2 NFINITY MAINTENANCE BYPASS CABINET TB6 1 WITH TRANSFORMER E I 1 m N G Remove these two ES wires for dual source see NOTE below G Amg ju 2 t e Input 2 Input 1 Flexible conduit See Nfinity user manual for details on EC connecting GEC 103 G Ensure that both tap selectors are set to the NFINITY UPS correct input voltage NOTE 7 SINGLE SOURCE FEED If feeding the Maintenance Bypass Cabinet from a single source the input connection may be made to either TB1 or TB2 2 DUAL SOURCE FEED If feeding the Maintenance Bypass Cabinet from a dual source the UPS input supply connection must be made to TB1 and the bypass input supply connection must be made to TB2 The jumpers between TB1 and TB2 must be removed 3 Ifconnected equipment is a combination of 208 VAC and 120 VAC use a three phase panel board connected to the output terminal TB6 18 Cable Installation Figure 12 Connecting Nfinity to Maintenance Bypass without transformer 120 120 208 240 TB2 NFINITY MAINTENANCE BYPASS CABINET TB5 E ides WiTHOUT TRANSFORMER EN ut EX Input2
17. nsation flammable vapors chemical fumes or corrosive gases and liquids Required Setup Equipment The tools below are required in order to properly setup your maintenance bypass cabinet pallet jack 1 2 13 mm wrench torque wrench flat head screwdriver 2 Phillips screwdriver 3 16 5 mm Allen wrench Site Preparation When deciding where to locate your Maintenance Bypass Cabinet consider the weight and size of the unit Make sure that the structural integrity of the floor can withstand the weight Refer to the table below for dimensional considerations Table 2 Maintenance Bypass Cabinet physical data Mode With Transformer Without Transformer WxDxH 9 5 x 26 5 x 30 4 In mm 241 3 x 673 1 x 772 16 Weight 287 Ibs 130 kg 85 166 38 kg Check to make sure that your Maintenance Bypass Cabinet will be located in a well ventilated area with at least 12 inches 804mm in front of and behind it Transformer based models are forced air cooled with the aid of two internal cooling fans Figure 5 Clearances 12 304mm 12 304mm Unloading 5 0 UNLOADING The unit frame is bolted to the shipping pallet to ensure safety Liebert recommends using a pallet jack to transport the unit to its operating location prior to unbolting the unit 5 1 Unloading the Maintenance Bypass Cabinet A CAUTION This Maintenance Bypass Cabinet is heavy see weight in Table 2 At least two people should assi
18. ose the UPS source switch SW2 Close the output circuit breaker CB1 Close the input circuit breaker CB1 On the UPS close the control enable switch SW2 After the UPS has initialized turn the UPS output on by pushing the Standby button Shutting Down the UPS To power down the UPS system Turn the UPS output Off by pushing the Standby button Open the Control Enable switch SW2 on the UPS Open the input circuit breaker CB1 on the UPS Open the UPS Source switch SW2 on the Maintenance Bypass Cabinet Open the output circuit breaker CB1 on the Maintenance Bypass Cabinet A ee AN SIE EE gee Transferring the System from UPS to Maintenance Bypass Operation 1 Verify that the amber Bypass lamp is illuminated 2 Turn the Bypass Switch SW1 to the bypass position on the Maintenance Bypass Cabinet The connected equipment is now powered from the bypass source and is not protected Transferring the System from Maintenance Bypass to UPS Operation Close the UPS Source Switch SW2 on the Maintenance Bypass Cabinet Close the input circuit breaker CB1 on the UPS Close the Control Enable Switch SW2 on the UPS Turn the UPS output On by pushing the Standby button on the UPS Verify that the green UPS lamp 18 illuminated 22 bo Er s Turn the Bypass Switch to the bypass position on the Maintenance Bypass Cabinet 22 8 0 8 1 8 2 8 2 1 Maintenance MAINTENANCE Proper Care Keeping your Lieber
19. res maximum branch circuit overcurrent protection in accordance with applicable national and local electrical codes Operate the UPS equipment in an indoor environment only in an ambient temperature range of 32 F to 104 F 0 C to 40 C Install 1t in a clean environment free from conductive contaminants mois ture flammable liquids gases or corrosive substances Never block or insert any object into the ventilation holes or other openings GLOSSARY OF SYMBOLS Risk of Electrical Shock Indicates Warning or Caution Followed by Important Instructions AC Input AC Output Requests the user to consult the manual Equipment Grounding Conductor ON OFF o emBosis 1 0 1 1 General Description GENERAL DESCRIPTION Congratulations on your purchase of Liebert s Nfinity M Maintenance Bypass Cabinet with Config urable Output Distribution As with every Liebert product we stand behind our quality If you have any questions concerning this Maintenance Bypass Cabinet please feel free to contact your local dealer Liebert representative or call the appropriate Technical Support number listed on the back of this manual To ensure proper installation and operation of this unit please read this manual thoroughly Installation must be done by a qualified certified electrician but general operation may be performed without special training System Description The Liebert Nfinity Maintenance Bypass Cabinet is intended for
20. st to unload it from the pallet 1 Once the Maintenance Bypass Cabinet is near the desired operating location remove the cardboard cover 2 Use a 1 2 13mm wrench to remove the eight mounting bolts four per bracket from the pallet brackets Remove mounting brackets from the pallet and Maintenance Bypass Cabinet Keep brackets and bolts for future transportation of the Maintenance Bypass Cabinet or for securing the cabinet to the floor Mounting bolts in bracket 3 Remove the metal ramp from the bottom of the pallet rotating it 180 Fit ramp onto opposite side of pallet in slot as shown below Ramp fitted to pallet Metal ramp storage area 4 Using two people slowly roll the Maintenance Bypass Cabinet down the ramp until the Maintenance Bypass Cabinet is on a level surface see below left 5 Once the Maintenance Bypass Cabinet is in the desired location adjust the leveling feet to secure its position see below right Ease Maintenance Bypass Cabinet down ramp Adjustable leveling foot Casters 10 Unloading 5 2 Stationary Mounting Additional stability can be added by bolting the mounting brackets used in shipping to the floor e a SSS 1 AN UGG Mounting bracket on rear of unit For greater stability use a higher grade bolt Refer to the dimensions below when drilling holes for stationary mounting 4 3 4 4 3 4 120 mm 120 mm sl
21. t Nfinity Maintenance Bypass Cabinet operating properly 18 imperative to opti mal performance and life of the unit It is recommended that a certified technician perform preventive and corrective maintenance Liebert Global Services LGS 1s dedicated to ensuring the highest level of performance and unmatched support for your Nfinity Maintenance Bypass Cabinet Contact an LGS representative for services to guarantee maximum reliability and system avallability Scheduled Maintenance Liebert recommends performing the following maintenance at least monthly Check clean and replace filters Verify that airflow 1s not obstructed Liebert recommends performing the following maintenance annually Verify all power connections Verify that all output distribution modules are operating properly Replacing Fan Filters Transformer Models Only The Maintenance Bypass Cabinet intake fans contain filters that will need to be replaced or cleaned periodically depending on the surrounding environment Check by noting the condition of the two fil ters If filters are dirty replace or wash them The filters may be taken out of the UPS for replace ment or cleaning by removing the plastic cover over the filter frame Use caution when replacing filters when fans are running Fan Filters p The fan filters are washable and may be reused To wash these filters place them under a running faucet with the dirty side down to remove dirt and
22. tion Torque Value 13 in Ibs Common Ground Wire Connection Torque Value 120 in Ibs TB4 Tap Selector Terminal Block Wire Connection Torque Value 28 in lbs TB1 8 TB2 Maintenance Bypass Terminal Blocks Wire Connection Torque Value 50 in lbs GEC Grounding Electrode Conductor 120V 240V 120V M li san ij Qoooooodgoo EAN 2 00810 e e 3 4 Wire Connection Torque Value 120 in lbs Cable Installation Common Ground Wire Connection Torque Value 120 in Ibs TB6 Hardwire Output Terminal Block Wire Connection Torque Value 35 in Ibs Wire Connection Torque Value 120 in lbs TB5 UPS Output Terminal Block Wire Connection Torque Value 28 in lbs TB3 UPS Input Terminal Block Wire Connection Torque Value 50 in Ibs Common Ground Wire Connection Torque Value 120 in Ibs Cable Installation Figure 10 Electrical connections non transformer model MBC 120V 240V 120V Common Ground Wire Connection Torque Value 120 in Ibs Common Ground Wire Connection Torque Value 13 in Ibs Common Ground Wire Connection Torque Value 120 in Ibs TB5 Hardwire Output Terminal Block Wire Connection Torque Value 35 in Ibs Wire Connection Torque Value 120 in lbs TB4 UPS Output Terminal Block Wire Connection Torque Value 28 in lbs TB3 UPS Input Terminal Block Wire Connection Torque Value 28 in Ibs TB1 Maintenance Bypass Terminal Block Wire Connect
23. use with the Nfinity UPS Typical applications include supporting workstations servers network telecom or other sensitive electronic equipment The Nfinity Maintenance Bypass Cabinet was designed to provide maximum system availability to business critical equipment The Nfinity Maintenance Bypass Cabinet allows for transfer of con nected loads to an alternate power path allowing full 1solation of the UPS The UPS can then be turned OFF and removed from service with no interruption of power to connected loads Features Supports up to 20 kVA loads High speed transfer switch Compact design Highly configurable Multiple power path indicators Standard Components Casters and leveling feet Easily accessible terminal blocks Supports Lockout Tagout Program Support mounting brackets for additional stability Provisions for hardwire output Dual source compatible for increased availability Options Output transformer for 1solation Field installable output distribution General Description Front view Figure 1 Output breaker CB1 Bypass availability indicator amber UPS output availability indicator green Bypass switch SW1 UPS input power present amber switch SW2 UPS input Cooling fans W transformer NY models only DB IN i9 W T YI AAA WAA AAA MN NN
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