Emerson NXL UPS Systems Installation Manual

Liebert® NXL™ UPSInstallation Manual – 500-750kVA, 0.9PF, 60Hz, Three-Phase, Single-Module & Multi-Module

Mechanical Installation4Liebert® NXL™1.3.2 StorageShould the equipment not be installed immediately, it must be stored in a room for protection agains

Mechanical InstallationLiebert® NXL™51.4.4 Kick Plate InstallationKick plates must be installed. If the unit is to be installed in a position that doe

Mechanical Installation6Liebert® NXL™1.6 Cable EntryCables can enter the UPS cabinet from bottom or top into the Input/Output (I/O) section of the uni

UPS Electrical InstallationLiebert® NXL™72.0 UPS ELECTRICAL INSTALLATIONThis chapter provides guidelines for qualified installers who must have knowle

UPS Electrical Installation8Liebert® NXL™2.3 Sizing the Input Breaker feeding a Liebert NXL UPSThe rectifier nominal input current value (Table 14) is

UPS Electrical InstallationLiebert® NXL™95. For control connection details, see 2.4 - Control Cable and Communication.6. Close and secure the interior

UPS Electrical Installation10 Liebert® NXL™2.4 Control Cable and CommunicationBased on your site’s specific needs, the UPS may require auxiliary conne

UPS Electrical InstallationLiebert® NXL™11Table 2 UPS control contacts with battery cabinet or module battery disconnectItemTerminalBlock PinConnects

UPS Electrical Installation12 Liebert® NXL™2.4.2 Multi-Module CommunicationParalleling cables that connect the module to the system are connected to t

UPS Electrical InstallationLiebert® NXL™132.4.3 Remote Input Breaker (RIB)For systems that use Remote Input Breakers (RIB), the controls for the Aux c

CONTACTING EMERSON NETWORK POWER® FOR SUPPORTTo contact Emerson Network Power Liebert® Services for information or repair service in the United States

UPS Electrical Installation14 Liebert® NXL™RIB must be Listed UL 489 (Molded Case Circuit Breaker) or UL 1066 (Low Voltage AC Power Circuit Breaker) t

UPS Electrical InstallationLiebert® NXL™15Figure 8 Remote Output Breaker diagramSee Table 15 for required current ratings.Table 7 Remote IOB contacts

UPS Electrical Installation16 Liebert® NXL™2.5 Digital LBSThe Load Bus Sync interface enables independent UPS units to remain in sync when operating o

UPS Electrical InstallationLiebert® NXL™172.6 Configuring Neutral and Ground ConnectionsImproper grounding is the largest single cause of UPS installa

UPS Electrical Installation18 Liebert® NXL™2.6.4 Multi-Module SystemsFor both N+1 and 1+N systems, the neutrals of all UPS modules in the system must

UPS Electrical InstallationLiebert® NXL™19Figure 12 Grounding diagram, three-wire multi-module systemSwitchgearUPS #1SourceGNNGUPS #2NGUPS #3NGTo conn

UPS Electrical Installation20 Liebert® NXL™Figure 13 Grounding diagram, four-wire multi-module systemSwitchgearUPS #1SourceGNBPSSNGUPS #2BPSSNGUPS #3B

Optional EquipmentLiebert® NXL™213.0 OPTIONAL EQUIPMENT3.1 Single-Module System Options3.1.1 Matching Maintenance Bypass CabinetA matching Liebert NXL

Optional Equipment22 Liebert® NXL™3.2.2 Programmable Relay BoardThe Programmable Relay Board (PRB) provides a means to trigger an external device when

Optional EquipmentLiebert® NXL™23Configuring the Programmable Relay Board Settings1. Press Internal Option Settings from the Config menu.2. Press whic

iTABLE OF CONTENTSIMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11.0 ME

Optional Equipment24 Liebert® NXL™The Input Contact Isolator dialog box allows you to:• Label the input contact assignments for your setup.• Set the d

Optional EquipmentLiebert® NXL™256. Press SAVE after you have configured all input contacts.Be sure to press Save even if you have accessed this dialo

Installation Drawings26 Liebert® NXL™4.0 INSTALLATION DRAWINGSFigure 18 Main components, 500kVA Liebert NXL SMS and 1+N multi-module unit with static

Installation DrawingsLiebert® NXL™27Figure 19 Outline drawing, Liebert NXL 500kVA UPS SMS and 1+N multi-module unit with static bypassInverter Split (

Installation Drawings28 Liebert® NXL™Figure 20 Input terminal details, Liebert NXL 500kVA UPS, SMS and 1+N multi-module unit with static bypassNOTES1.

Installation DrawingsLiebert® NXL™29Figure 21 Output terminal details, Liebert NXL 500kVA UPS, SMS and 1+N multi-module unit with static bypassNOTES:1

Installation Drawings30 Liebert® NXL™Figure 22 Base drawing, Liebert NXL 500kVA UPS, SMS and 1+N multi-module unit with static bypass BRACKET MOUNTIN

Installation DrawingsLiebert® NXL™31Figure 23 Field connections, shipping split 500kVA Liebert NXL, multi-module or SMS with static bypass, Page 1WH P

Installation Drawings32 Liebert® NXL™Figure 24 Field connections, shipping split 500kVA Liebert NXL, multi-module or SMS with static bypass, Page 2DC

Installation DrawingsLiebert® NXL™33WH P/NSTART(Part A- Rectifier Cabinet)FINISH(Part B- Inverter Cabinet) LABEL604308G1 UPSC02-806705Bypass Control B

ii3.2 Communication and Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213.2.1 Alber Monito

Installation Drawings34 Liebert® NXL™Figure 25 Main components, 625/750kVA Liebert NXL, N+1 multi-module unit without static bypassLiebertIntelliSlotH

Installation DrawingsLiebert® NXL™35Figure 26 Main components, 625/750kVA Liebert NXL UPS, SMS and 1+N multi-module unit with static bypassOPTION BOX(

Installation Drawings36 Liebert® NXL™Figure 27 Outline drawing, 625/750kVA Liebert NXL, N+1 multi-module unit without static bypassNOTES1. All dimensi

Installation DrawingsLiebert® NXL™37Figure 28 Outline Drawing, 625/750kVA Liebert NXL, SMS and 1+N multi-module unit with static bypassNOTES1. All dim

Installation Drawings38 Liebert® NXL™Figure 29 Base detail drawing, 625/750kVA Liebert NXL, N+1 multi-module unit without static bypassBracket Mountin

Installation DrawingsLiebert® NXL™39Figure 30 Base Drawing, 625/750kVA Liebert NXL, SMS and 1+N multi-module unit with static bypassBRACKET MOUNTING L

Installation Drawings40 Liebert® NXL™Figure 31 Input terminal detail, 625/750kVA Liebert NXL, N+1 multi-module unit without static bypassNotes1. All d

Installation DrawingsLiebert® NXL™41Figure 32 Input terminal detail, 625/750kVA Liebert NXL, SMS and 1+N multi-module unit with static bypassDo not do

Installation Drawings42 Liebert® NXL™Figure 33 Output terminal detail, 625/750kVA Liebert NXL, N+1 multi-module unit without static bypass, cont’dNOTE

Installation DrawingsLiebert® NXL™43Figure 34 Output terminal detail, 625/750kVA Liebert NXL, SMS and 1+N multi-module unit with static bypass, cont’d

iiiFigure 31 Input terminal detail, 625/750kVA Liebert NXL, N+1 multi-module unit without staticbypass . . . . . . . . . . . . . . . . . . . . . . .

Installation Drawings44 Liebert® NXL™Figure 35 Shipping split 625/750kVA Liebert NXL without static bypass(+) DC Busbar(-) DC BusbarM10 Flat WasherM10

Installation DrawingsLiebert® NXL™45WH P/NSTART (Part A - Rectifier Cabinet)FINISH(Part B - Inverter Cabinet) LABEL531985G1 UPSC (Control Door) 02-806

Installation Drawings46 Liebert® NXL™Figure 36 Shipping split 625/750kVA Liebert NXL without static bypass (continued)02-806708-Low Voltage Wire Conne

Installation DrawingsLiebert® NXL™47WH P/NSTART(Part B - Inverter Cabinet)FINISH(Part A - Rectifier Cabinet) LABEL532049G1 02-806716- AC Distribution

Installation Drawings48 Liebert® NXL™Figure 37 Shipping Split, 625/750kVA Liebert NXL, SMS and 1+N multi-module unit with static bypassPART A - WIRE

Installation DrawingsLiebert® NXL™49WH P/NSTART(Part A - Rectifier Cabinet)FINISH(Part B - Inverter Cabinet) LABEL531985G1 UPSC (Control Door) 02-8067

Installation Drawings50 Liebert® NXL™Figure 38 Shipping Split, 625/750kVA Liebert NXL, SMS and 1+N multi-module unit with static bypass, continuedLow

Installation DrawingsLiebert® NXL™51WH P/NStart(Part B - Inverter Cabinet)Finish(Part A - Rectifier Cabinet) Label532049G1 02-806716-AC Distribution B

Installation Drawings52 Liebert® NXL™Figure 39 Single-input wire cabinetM6 hardware for Ground Plateprovided in shipped-loose baginside Wire CabinetRe

Installation DrawingsLiebert® NXL™53Figure 40 Alternate Liebert NXL 500kVA bottom cable entryPhase A and Phase B busbars can be removed to ease bottom

iv

Installation Drawings54 Liebert® NXL™4.1 Programmable Relay BoardThe Programmable Relay Board (PRB) provides a means to trigger an external device whe

SpecificationsLiebert® NXL™555.0 SPECIFICATIONSTable 13 Liebert NXL UPS specificationsModel Size 500kVA 625kVA 750kVAInput ParametersInput Voltage to

Specifications56 Liebert® NXL™ Physical Parameters and Standards, in (mm) Width, With Static Bypass 111.6 (2835) 140.5 (3568)Width, without Static Byp

SpecificationsLiebert® NXL™57Notes on Tables1. Nominal input current (considered continuous) is based on full-rated output load. Maximum current inclu

Specifications58 Liebert® NXL™Table 18 Recommended conduit and cable sizesRectifier InputUPS RatingVoltage(VAC)(# of conduits); size of conduits; # -s

SpecificationsLiebert® NXL™59Figure 42 Inverter overload dataTime, secondsLoad, PercentTime, secondsContinuous1363604025151064210.51001592503946009375

Specifications60 Liebert® NXL™Figure 43 Bypass overload data1000500150010002000300040005000250035004500110110% Load - 15,000 SecondsLoad, PercentTime,

SpecificationsLiebert® NXL™61Table 19 Recommended lug sizes Cable Size T&B Copper One Hole T&B Copper Two Hole T&B Aluminum One Hole T&

While every precaution has been taken to ensure the accuracyand completeness of this literature, Liebert Corporation assumes noresponsibility and disc

Important Safety InstructionsLiebert® NXL™1IMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONSThis manual contains important instructions that should

Important Safety Instructions2Liebert® NXL™NOTICEThis unit complies with the limits for a Class A digital device, pursuant to Part 15 Subpart J of the

Mechanical InstallationLiebert® NXL™31.0 MECHANICAL INSTALLATION1.1 IntroductionThis section describes the requirements that must be taken into accoun