4.2 Installation Procedure......................................................................................................................................................... 60
4.3 Installing a Backfeed Protection Card............................................................................................................................60
4.3.1 Backfeed Protection Device Specications............................................................................................................... 61
4.3.2 Feedback Prevention Connections (With Dry Contract Control)...................................................................... 64
4.4 Verifying the Installation.................................................................................................................................................... 66
5 Control Panel..........................................................................................................................68
5.1 Introduction............................................................................................................................................................................ 68
5.2 Indicators................................................................................................................................................................................. 68
5.3 Buttons..................................................................................................................................................................................... 69
5.4 LCD............................................................................................................................................................................................. 70
5.5 LCD Startup Screen...............................................................................................................................................................71
5.6 LCD Menu Hierarchy............................................................................................................................................................ 73
5.6.1 Status..................................................................................................................................................................................... 74
5.6.2 Alarms................................................................................................................................................................................... 80
5.6.3 Settings................................................................................................................................................................................. 82
5.6.3.1 Basic Settings Screen.................................................................................................................................................... 82
5.6.3.2 Communication Card Screen......................................................................................................................................83
5.6.3.3 System Parameters Screen..........................................................................................................................................86
5.6.3.4 Setting Battery Parameters.........................................................................................................................................95
5.6.3.5 Restoring Factory Settings........................................................................................................................................108
5.6.4 Control................................................................................................................................................................................ 108
5.6.5 About................................................................................................................................................................................... 111
6 Operations............................................................................................................................ 113
6.1 Check Before Power-On................................................................................................................................................... 113
6.2 Lead-Acid Battery Scenario............................................................................................................................................. 113
6.2.1 Single UPS Operations.................................................................................................................................................. 113
6.2.1.1 Installing Cables........................................................................................................................................................... 114
6.2.1.1.1 Installing Cables........................................................................................................................................................114
6.2.1.1.2 Installing DC Power Cables...................................................................................................................................120
6.2.1.2 Starting the UPS...........................................................................................................................................................123
6.2.1.3 Shutting Down the UPS.............................................................................................................................................127
6.2.1.4 Performing EPO............................................................................................................................................................128
6.2.2 Parallel System Operations..........................................................................................................................................128
6.2.2.1 Installing Cables........................................................................................................................................................... 128
6.2.2.2 Starting the Parallel System.................................................................................................................................... 130
6.2.2.3 Shutting Down the Parallel System.......................................................................................................................133
6.2.2.4 Performing EPO............................................................................................................................................................134
7 Communications..................................................................................................................136
7.1 Optional Communications Components.................................................................................................................... 136
7.2 SNMP Card............................................................................................................................................................................136
7.3 Modbus Card........................................................................................................................................................................137
UPS2000-G-(6 kVA–20 kVA)
User Manual (Lead-Acid Battery) Contents
Issue 23 (2024-03-15) Copyright © Huawei Digital Power Technologies Co., Ltd. vi
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