Huawei SmartLi-80Ah User Manual page 110

SmartLi-80Ah
User Manual
Alarm ID Alarm Name
(Alarm
ID-Cause
ID)
0620-1 BCU fault
0620-2 BCU fault
0620-3 BCU fault
0620-4 BCU fault
0043-14 Abnormal fan
Battery
0621-1
overcurrent
protection
0621-2 Battery
overcurrent
protection
0623-1 Battery cabinet
EPO
0624-4 Not ready
0620-5 BCU fault
0032-4 Battery
overvoltage
protection
0628-1 Abnormal signal
Issue 02 (2020-05-17)
Severity Cause
Critical The relay of the
BCU arcs.
Critical The auxiliary
power supply of
the BCU is
abnormal.
Critical The balanced
circuit works
abnormally.
Critical The balanced
circuit works
abnormally.
Critical The fan is
abnormal.
The charger of
Critical
the BCU is
faulty.
Critical 

Critical The emergency
shutdown signal
of the battery
cabinet is
activated.
Critical The ready
switch is not
turned off.
Critical The hardware
overtemperature
protection signal
is valid.
Critical 

Critical The signal
Copyright © Huawei Technologies Co., Ltd.
Solution
Replace the BCU.
Replace the BCU.
Replace the BCU.
Replace the BCU.
Replace the BCU.
Replace the BCU.
1. Check whether the load of UPS
The load
exceeds the battery configuration.
exceeds the
upper 2. Replace the BCU.
threshold.
The BCU is
damaged.
Manually clear the EPO state.
Turn on the ready switch.
1. Check whether the ambient
temperature is too high.
2. Replace the BCU.
1. Check the battery voltage.
The battery
string is 2. Replace the BCU.
abnormal.
The BCU is
abnormal.
1. Check the cable connection to the
A Alarm List
103