Huawei UPS2000-A-RTL Series User Manual page 102

UPS2000-A-(6 kVA-10 kVA)-RTL
User Manual
Alarm Alarm
Name ID
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Fan 2B
exception
Issue 07 (2020-01-10)
Alarm Alarm Alarm
Cause level Clear Mode
ID
29 Critica Manual
l
clear/Power-
off clear
2A Critica Manual
l
clear/Power-
off clear
30 Critica Manual
l
clear/Power-
off clear
31 Minor Manual
clear/Power-
off clear
37 Minor Automatic
clear
3C Critica Power-off
l clear
1 Critica Automatic
l clear
Copyright © Huawei Technologies Co., Ltd.
Impact on the
System
The power supply is
not affected.
The charger stops
working.
The UPS cannot
start.
The UPS cannot
start.
If the inverter of the
UPS is not started,
starting the inverter
is prohibited. If the
inverter is started,
this alarm does not
affect the running of
the UPS.
The UPS shuts
down.
The power supply is
not affected.
A Alarm Handling
Repair Proposal
support.
Possible cause: The
charger is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The
charger is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The
software and hardware
versions do not match.
Measure: Contact
Huawei technical
support.
Possible cause: The
software and hardware
versions do not match.
Measure: Contact
Huawei technical
support.
Possible cause: The UPS
is abnormal.
Measure: Contact
Huawei technical
support.
Possible cause: The
battery switching
transistor is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The fan
is abnormal.
Measure: Clean up the
foreign matter around the
fan. If the alarm persists,
contact Huawei technical
support.
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