Huawei UPS5000-S-400K-SM User Manual page 301

UPS5000-S-(350 kVA-800 kVA)
User Manual
Alarm ID Alarm Name
(Alarm ID-
Cause ID)
0101-1 BSC signal
abnormal
0102-1 Maint. breaker
misoperation
0380 In self-check
Issue 12 (2023-05-26)
Severity
Minor
Critical
Warning
Copyright © Huawei Digital Power Technologies Co., Ltd.
Cause
● The dual bus
connector is
loose.
● Parameters are
set incorrectly.
The user
operation is
incorrect.
The inverter is in
self-check.
B Alarm List
Solution
1. Check the dual bus
connector.
2. Check the parameter
settings.
3. The master BSC system is
not supplying power.
1. Shut down the inverter
and then close the
maintenance circuit
breaker.
2. After maintenance, open
the maintenance circuit
breaker and then start the
inverter.
Wait until the inverter self-
check is complete.
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