UPS5000-E-(400 kVA-600 kVA)
User Manual (60 kVA Power Modules)
3 Installation
Issue 05 (2019-12-24)
Copyright © Huawei Technologies Co., Ltd.
91
Figure 3-46
Cable connection for an NO EPO switch
When the EPO switch is in the NC state, remove the jumper between EPO_NC and EPO_12V
before connection. When the EPO switch is turned off, EPO is triggered.
When the EPO switch is in the NO state, ensure that the jumper is connected between EPO_NC and
EPO_12V. When the EPO switch is turned on, EPO is triggered.
3.3 Parallel System Installation
3.3.1 Connecting Power Cables
Context
Power cables are connected in the same way for the 400 kVA, 500 kVA, and 600 kVA UPSs. This
section describes how to connect power cables for the 400 kVA UPS.
Procedure
Step 1
Ground each UPS in a parallel system separately, and connect power cables and battery
cables.
Step 2
Choose a parallel mode and connect cables to the parallel system based on site requirements.
, and
show the typical conceptual diagram and cable connections for a
1+1 parallel system.