UPS5000-S-1200 kVA
User Manual
5 Operations
Issue 04 (2019-06-25)
Copyright © Huawei Technologies Co., Ltd.
177
5.10 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 5-17
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 5-18
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