UPS2000-G-(3 kVA-20 kVA)-V2
User Manual (Two Live Wires)
C Alarm Handling
Issue 07 (2019-12-19)
Copyright © Huawei Technologies Co., Ltd.
131
Alarm ID
(Alarm
ID-Alarm
Cause)
Alarm
Name
Alarm
Level
Alarm Clear
Mode
Impact on the
System
Repair Proposal
The parallel
system works in
inverter mode.
The newly added
UPS has no
output because
bypass cables are
incorrectly
connected.
The parallel
system works in
bypass mode.
The parallel
system has no
output because
bypass cables for
the newly added
UPS are
incorrectly
connected.
0042-12
Internal fault
Critical Manual
clear/Power-off
clear
The UPS startup
is not allowed.
Possible cause: The
three-phase power cable
lengths vary greatly.
Measure: Ensure that the
lengths of three-phase power
cables vary within a
difference of 5%.
0042-13
Internal fault
Critical Manual
clear/Power-off
clear
The UPS startup
is not allowed.
Possible cause: The inverter
is faulty.
Measure: Contact Huawei
technical support for repair.
0043-01
Fan fault
Critical Automatic clear
The power
supply from the
UPS and system
is not affected.
Possible cause: The fan is
abnormal.
Measure: Clean off the
foreign objects around the
fan. If the alarm persists,
contact Huawei technical
support for repair.
0043-06
Fan fault
Critical Automatic clear
The power
supply from the
UPS and system
is not affected.
Possible cause: The fan is
abnormal.
Measure: Clean off the
foreign objects around the
fan. If the alarm persists,
contact Huawei technical
support for repair.