UPS5000-E-(360 kVA-480 kVA)
User Manual (40 kVA Power Modules)
B Alarm List
Issue 07 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
228
Alarm ID
(Alarm ID-
Cause ID)
Alarm Name Severity
Cause
Solution
The length of the
bypass input or
output cables is
incorrect.
The bypass SCR
open-circuits.
2.
Check that bypass input and
output power cables 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.
3.
The master BSC system is not
supplying power.
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.