UPS5000-S-1600 kVA
User Manual
5 Operations
Issue 04 (2020-03-03)
Copyright © Huawei Technologies Co., Ltd.
181
5.8 Clearing the EPO State
Procedure
Step 1
Clear the EPO state of the system. Ensure that the external EPO switch connected to the dry
contact is in non-EPO state or insert the 4-pin terminal on the EPO port of the dry contact
card of the bypass unit.
Step 2
Clear the EPO alarm.
On the LCD
On the LCD of the system, choose
System Info
>
Alarms
, and tap
Clear Faults
. After
confirmation, the EPO alarm will be cleared.
Figure 5-19
Clear Faults
On the WebUI
On the WebUI of the system, choose
Monitoring
>
Control
>
System Commands and
Tests
, and click
Clear Fault
to clear the EPO alarm.
Figure 5-20
Clear Fault
Step 3
Check that the EPO alarm is cleared by viewing active alarms. If the system bypass input is
normal, the UPS transfers to bypass mode.
Viewing active alarms on the LCD