Huawei SmartLi User Manual page 106

SmartLi
User Manual
Alarm Alarm Name
ID
overvoltage
protection
0619 BCB tripping
fault
0620 Battery
management
module fault
0621 Battery
overcurrent
protection
0623 Battery cabinet
Issue 04 (2019-09-16)
Severity Cause
is too high.
 The battery string
overdischarges.
Critical The BCB box is faulty.
Critical  The relay of the battery
management module is
arcing.
 The auxiliary power
supply of the battery
management module is
abnormal.
 The balanced circuit works
abnormally.
 The hardware
overtemperature protection
signal is valid.
 The battery management
module is abnormal.
 The intra-rack parallel
cable is faulty.
 The voltage sampling
circuit is faulty.
 The current CT sampling
circuit is faulty.
 The battery input cable is
not connected.
 The battery input fuse is
open-circuited.
Critical  The load exceeds the upper
threshold.
 The battery charge or
discharge current reaches
the protection threshold.

The charger of the battery
management module is
faulty.
 The battery management
module is damaged.
Critical The emergency shutdown
signal of the battery cabinet is
Copyright © Huawei Technologies Co., Ltd.
A Alarm List
Solution
batteries in a timely manner.
 Check whether the BCB box
runs properly.
 Check whether the
connection between the
BCB box and the board is
normal.
 Check the battery cable
connection.
 Check whether the ambient
temperature is too high.
 Replace the input fuse.
 Replace the battery
management module.
 Check whether the load of
UPS exceeds the battery
configuration.
 Replace the battery
management module.
Manually clear the EPO state.
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