UPS2000-A-(6 kVA-10 kVA)-RTL
User Manual
A Alarm Handling
Issue 07 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
94
Alarm
Name
Alarm
ID
Alarm
Cause
ID
Alarm
level
Alarm
Clear Mode
Impact on the
System
Repair Proposal
ambient temperature.
Possible cause: Air
channels are blocked.
Measure: Keep the
air intake and exhaust
vents of the UPS
unblocked.
Possible cause: The
fan is abnormal.
Measure: Clean up
the foreign matter
around the fan. If the
alarm persists,
contact Huawei
technical support.
Internal
fault
2A
24
Critica
l
Manual
clear/Power-
off clear
The charger stops
working.
Possible cause: The
charger is faulty.
Measure: Contact
Huawei technical
support.
Internal
fault
2A
25
Critica
l
Manual
clear/Power-
off clear
The charger stops
working.
Possible cause: The
charger output is short-
circuited.
Measure: Resolve the
short-circuit issue (if
any) for the battery
wiring terminal, clear the
alarm, and restart the
UPS. If the alarm
persists, contact Huawei
technical support.
Internal
fault
2A
26
Critica
l
Manual
clear/Power-
off clear
The charger stops
working.
Possible cause: The
charger is faulty.
Measure: Contact
Huawei technical
support.
Internal
fault
2A
27
Critica
l
Manual
clear/Power-
off clear
The charger stops
working.
Possible cause: The
charger is faulty.
Measure: Contact
Huawei technical
support.
Internal
fault
2A
28
Critica
l
Manual
clear/Power-
off clear
The charger stops
working.
Possible cause: The
charger is faulty.
Measure: Contact
Huawei technical