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UPS5000-E-(25 kVA-75 kVA)-BF
User Manual
5 Operations
Issue 07 (2019-12-13)
Copyright © Huawei Technologies Co., Ltd.
187
Figure 5-27
Turning off the maintenance bypass switch
Step 2
Start the inverter.
----End
5.9 Performing EPO
After the EPO button is turned on, the UPS supplies no power and the loads shut down.
In maintenance bypass mode, the UPS continues to supply power even after the EPO
button is turned on.
Press the external EPO switch that connects to the dry contact card or remove the 4-pin
terminal on the EPO port of the dry contact card of the bypass unit.
Figure 5-28
EPO ports
After you press the EPO button, the
EPO
and
No power supplied
alarms are displayed on the
LCD.