UPS5000-A-400 kVA
User Manual (50 kVA, PF=0.9)
B Alarm List
Issue 03 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
209
Alarm ID
(Alarm ID-
Cause ID)
Alarm Name
Severity
Cause
Solution
The bypass SCR
open-circuits.
on each rack meet the
length requirements.
3.
Rectify any bypass SCR
open-circuit.
0150-1
Inverter
asynchronous
Minor
The bypass frequency
changes fast.
The output frequency
track rate is
incorrectly set.
1.
Check that the bypass
output frequency does
not change fast.
2.
Check that the
Output
freq. track rate
is
properly set.
0101-1
BSC signal
abnormal
Minor
The dual bus
connector is loose.
Parameters are set
incorrectly.
1.
Check the dual bus
connector.
2.
Check the parameter
settings.
0102-1
Maint. breaker
misoperation
Critical
The user operation is
incorrect.
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.
0380
In self-check
Warning
The inverter is in self-
check.
Wait until the inverter self-
check is complete.