Emerson 10KVA Manuel d'utilisateur

POWER AVAILABILITYMAINTENANCE BYPASS CABINET FOR NFINITY™& GXT 10KVAUSER MANUAL

General Description6Figure 3 Rear view (with transformer)Hardwire outputterminal block (TB6)Configurable output distribution (optional)Hardwire output

Modes of Operation72.0 MODES OF OPERATIONThe Nfinity Maintenance Bypass Cabinet is designed to operate in two modes: UPS Mode and Bypass Mode.2.1 UPS

Major Components83.0 MAJOR COMPONENTSThe following is a general description of each component and its functions. Please review this section carefully,

Preparation94.0 PREPARATIONThese installation instructions provide all the information needed for positioning the Nfinity Mainte-nance Bypass Cabinet

Unloading105.0 UNLOADINGThe unit frame is bolted to the shipping pallet to ensure safety. Liebert recommends using a pallet jack to transport the unit

Unloading115.2 Stationary MountingAdditional stability can be added by bolting the mounting brackets (used in shipping) to the floor.For greater stabi

Cable Installation126.0 CABLE INSTALLATION6.1 Wiring PreparationBe sure that the unit is not connected to any AC mains power source or UPS before inst

Cable Installation13Figure 7 Maintenance Bypass Cabinet with transformerFigure 8 Maintenance Bypass Cabinet without transformerSW2UPS Input SwitchTran

Cable Installation146.4 Removing the Cover PlatesOn the back of the Maintenance Bypass Cabinet, cover plates are over the input and output terminals (

Cable Installation156.7 Input and Output WiringTo connect the input wiring:1. Locate the input wiring access (see illustration at right).2. Remove the

Cable Installation16Figure 9 Electrical connections—transformer model MBC 120V120V208V240VCommon GroundWire Connection Torque Value: 13 in-lbsCommon G

Cable Installation17Figure 10 Electrical connections—non-transformer model MBC120V120V208V240VCommon GroundWire Connection Torque Value: 13 in-lbsComm

Cable Installation18Figure 11 Connecting Nfinity to Maintenance Bypass with transformerNOTE1. SINGLE-SOURCE FEED—If feeding the Maintenance Bypass Cab

Cable Installation19Figure 12 Connecting Nfinity to Maintenance Bypass without transformer NOTE1. SINGLE-SOURCE FEED—If feeding the Maintenance Bypass

Cable Installation20Figure 13 Connecting Maintenance Bypass to GXT10000T-208X!CAUTIONIt is mandatory to connect exactly as shown.NOTE1. SINGLE-SOURCE

Cable Installation21Figure 14 Connecting Maintenance Bypass to GXT10000T-240XNOTE1. SINGLE-SOURCE FEED—If feeding the Maintenance Bypass Cabinet from

Operation227.0 OPERATION7.1 Start-Up and InitializationTo start up the Nfinity UPS while it is connected to the Nfinity Maintenance Bypass:1. Set the

Maintenance238.0 MAINTENANCE8.1 Proper CareKeeping your Liebert Nfinity Maintenance Bypass Cabinet operating properly is imperative to opti-mal perfor

Specifications249.0 SPECIFICATIONSGeneral & EnvironmentalRatingUnit RatingkVAModels NMB1x and NMB4x = 18Models NMB5x and NMB8x = 20AmpsModels NMB1

Specifications25NOTES

iTABLE OF CONTENTSIMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1GLOSSA

Specifications26

The Company Behind the ProductsWith over a million installations around the globe,Liebert is the world leader in computer protectionsystems. Since its

ii8.0 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .238.1 Proper Care.

1IMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONSThis manual contains important instructions that should be closely followed during installation a

2GLOSSARY OF SYMBOLSRisk of Electrical ShockIndicates Warning or Caution Followed by Important InstructionsAC InputAC OutputRequests the user to consu

General Description31.0 GENERAL DESCRIPTIONCongratulations on your purchase of Liebert’s Nfinity™ Maintenance Bypass Cabinet with Config-urable Output

General Description4Figure 1 Front viewBypass availabilityindicator (amber)Cooling fans(transformer models only)UPS input power present (amber)UPS out

General Description5Figure 2 Rear view (without transformer)Configurable outputdistribution (optional)Hardwire output (standard)Maintenance bypass inp