Clearing The Epo State - Huawei UPS5000-E Series User Manual

UPS5000-E-(60 kVA-125 kVA)
User Manual (Integrated UPS 3.0)
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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 5-17 EPO ports
After you press the EPO button, the EPO and No power supplied alarms are displayed on the
LCD.

5.14 Clearing the EPO State

Procedure
Step 1 Clear the EPO state. Ensure that the EPO button connected to the dry contact is not in the
EPO state.
Step 2 Clear the EPO alarm.
Choose System Info from the main screen, tap
Clear Faults. In the displayed dialog box, tap Yes, The EPO alarm is cleared successfully.
Step 3 View active alarms and ensure that the EPO alarm is cleared. If the input of the system bypass
is normal, the UPS transfers to the bypass mode.
Choose System Info from the LCD main screen and tap
Tap Active Alarms and check whether the EPO alarm is cleared.
Step 4 Start the inverter.
----End
Issue 01 (2020-04-13)
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.
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. On the displayed Alarms screen, tap
. The Alarms screen is displayed.
5 Operations
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