PowerCube 5000
User Manual (SmartLi 100Ah)
6 Operation Guide
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
112
6.6 Performing EPO
Performing EPO for the ICC Cabinet
After you press the EPO button, the ICC cabinet has no output, loads power off, and the
lithium battery cabinet shuts down the output.
If multiple ICC cabinets are connected in parallel, performing EPO for the master cabinet
will perform EPO for all ICC cabinets.
In the non-battery power supply scenario, the ICC cabinet generates an EPO alarm and a
communication failure alarm. In the battery power supply scenario, the ICC cabinet is
powered off directly.
Step 1
Press the EPO button on the front door of the ICC cabinet.
----End
Performing EPO for the Lithium Battery Cabinet
After you press the EPO button, the lithium battery cabinet has no output and generates a
battery cabinet EPO alarm.
If multiple lithium battery cabinets are connected in parallel, performing EPO for the
master cabinet will perform EPO for all lithium battery cabinets.
If the ICC cabinet is connected to the DG input and has no PV input, the ICC cabinet is
powered off and then powered on by the DG after the lithium battery cabinet implements
EPO.
If the ICC cabinet is not connected to the DG input and has no PV input, the ICC cabinet
is powered off after the lithium battery cabinet implements EPO.
If the ICC cabinet is not connected to the DG input and has PV input, the ICC cabinet
powers off the loads after the lithium battery cabinet implements EPO.
Step 1
Press the EPO button on the front door of the lithium battery cabinet.
----End
6.7 Clearing the EPO State
Clearing the EPO State for the ICC Cabinet
Step 1
Rotate the EPO button on the front door of the ICC cabinet clockwise until the button ejects to
clear the EPO state.
Step 2
If the ICC cabinet is not powered off, check that the EPO alarm is cleared.