UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Contents
About This Document .................................................................................................................... ii
1 Safety Precautions ......................................................................................................................... 1
1.1 General Safety .............................................................................................................................................................. 1
1.2 Electrical Safety ............................................................................................................................................................ 3
1.3 Operating Environment................................................................................................................................................. 6
1.4 Battery Safety ............................................................................................................................................................... 6
1.5 Mechanical Safety ........................................................................................................................................................ 9
1.6 Laying Out Cables ...................................................................................................................................................... 10
2 Overview ....................................................................................................................................... 12
2.1 Model Description ...................................................................................................................................................... 12
2.2 Working Principle ....................................................................................................................................................... 13
2.2.1 Conceptual Diagram ................................................................................................................................................ 13
2.2.2 Working Modes ........................................................................................................................................................ 14
2.2.2.1 Normal Mode ........................................................................................................................................................ 14
2.2.2.2 Bypass Mode ........................................................................................................................................................ 15
2.2.2.3 Battery Mode ........................................................................................................................................................ 16
2.2.2.4 Maintenance Bypass Mode ................................................................................................................................... 17
2.2.2.5 ECO Mode ............................................................................................................................................................ 18
2.3 Product Introduction ................................................................................................................................................... 19
2.3.1 Structure ................................................................................................................................................................... 19
2.3.2 Power Module .......................................................................................................................................................... 24
2.3.3 Bypass Module ........................................................................................................................................................ 25
2.3.4 Control Module ........................................................................................................................................................ 27
2.3.4.1 Overview .............................................................................................................................................................. 27
2.3.4.2 ECM...................................................................................................................................................................... 27
2.3.4.3 Dry Contact Card .................................................................................................................................................. 29
2.3.4.4 (Optional) Backfeed Protection Card .................................................................................................................... 31
2.3.4.5 (Optional) Dry Contact Extended Card ................................................................................................................ 31
2.3.4.6 Monitoring Interface Card .................................................................................................................................... 31
2.4 Typical Configurations................................................................................................................................................ 36
2.4.1 Single UPS ............................................................................................................................................................... 37
2.4.2 N+X Parallel System ............................................................................................................................................... 37
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