Contents
Chapter 1 Installation Of single UPS cubicle ....................................................................................................................... 1
1.1 Brief Introduction ................................................................................................................................................... 1
1.2 Initial Check .......................................................................................................................................................... 1
1.3 Location Selection ................................................................................................................................................. 2
1.3.1 UPS Room ................................................................................................................................................. 2
1.3.2 External Battery Room............................................................................................................................... 2
1.3.3 Storage ...................................................................................................................................................... 2
1.4 Positioning ............................................................................................................................................................ 3
1.4.1 System Cabinet ......................................................................................................................................... 3
1.4.2 Moving Cabinet .......................................................................................................................................... 3
1.4.3 Clearance .................................................................................................................................................. 3
1.4.4 Front Access .............................................................................................................................................. 3
1.4.5 Final Positioning And Fixing ...................................................................................................................... 3
1.4.6 Cable Entry ................................................................................................................................................ 5
1.5 External protective device ..................................................................................................................................... 5
1.5.1 Rectifier And Bypass Input ........................................................................................................................ 6
1.5.2 External Battery Circuit Breaker ................................................................................................................ 6
1.5.3 UPS Output ............................................................................................................................................... 6
1.6 Power Cables ....................................................................................................................................................... 6
1.6.1 Maximum Steady State AC And DC Currents Maximum steady state AC and DC currents ................... 6
1.6.2 Distance From Floor To Connection Point On The Equipment .................................................................. 7
1.6.3 Cable Connection ...................................................................................................................................... 7
1.7 Control Cables And Communication ................................................................................................................... 12
1.7.1 Input Dry Contact Port: Battery Environment (ventilation), Ground fault, Temperature ........................... 12
1.7.2 Battery Circuit-Breaker (BCB) Port .......................................................................................................... 13
1.7.3 Maintenance Switch And Output Switch State Port ................................................................................. 13
1.7.4 Backfeed protection Output Dry Contact Port .......................................................................................... 14
1.7.5 Remote Emergency Power Off (REPO) Input Port .................................................................................. 14
1.7.6 Relay and Network Interface Card ports, Service ports, .......................................................................... 15
Chapter 2 Battery .............................................................................................................................................................. 16
2.1 Brief Introduction ................................................................................................................................................. 16
2.2 Safety .................................................................................................................................................................. 17
2.3 Battery Power Cable ........................................................................................................................................... 18
2.3.1 Overview .................................................................................................................................................. 18
2.3.2 Battery Installation ................................................................................................................................... 18
2.3.3 Battery Connection .................................................................................................................................. 18
2.4 Battery Maintenance ........................................................................................................................................... 19
Summary of Contents for Liebert NXr
Page 1: ...Liebert NX Liebert NXr 8VHU 0DQXDO ...
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