Huawei UPS5000-E Series User Manual page 215

UPS5000-E-(20 kVA-160 kVA)
User Manual (Low voltage)
Alarm ID Alarm Name
(Alarm
ID-Cause
ID)
0101-1 BSC signal
abnormal
0102-1 The maintenance
circuit breaker
experiences a
misoperation.
Issue 03 (2020-04-27)
Severity Cause
Minor BSC signal
abnormal.
Critical The maintenance
circuit breaker
experiences a
misoperation.
Copyright © Huawei Technologies Co., Ltd.
A Alarm List
Solution
1. Check that the BSC system is
correctly configured.
2. Check that the rack BSC
synchronization cable is not
loose.
3. If the fault persists, replace the
inter-rack BSC
synchronization cable.
1. Follow the correct operation
procedure. Shut down the
inverter, and close the
maintenance circuit breaker.
2. After maintenance, turn off the
maintenance bypass switch,
and start the inverter so that
the UPS transfers to normal
mode.
207