Huawei UPS2000-A Series User Manual page 152

UPS2000-A-(6 kVA-10 kVA)
User Manual
Alarm Alarm
Name Identifier
(Alarm ID)
WebUI
Decimal
System
Internal 2A-2A
fault
Internal 2A-30
fault
Internal 2A-31
fault
Internal 2A-37
fault
Internal 2A-3C
fault
Fan
2B-1
exception
Issue 05 (2019-12-19)
Alarm Alarm
Identifier level
(Alarm ID)
LCD
Heuristicim
al System
42-42 Critical Manual
42-48 Critical Manual
42-49 Minor
42-55 Minor
42-60 Critical Power-off
Critical Automatic
43-1
Copyright © Huawei Technologies Co., Ltd.
Alarm Impact on
Clear the System
Mode
The charger
clear/Power stops
-off clear working.
The UPS
clear/Power cannot start.
-off clear
Manual The UPS
clear/Power cannot start.
-off clear
Automatic If the inverter
clear 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
clear shuts down.
The power
clear supply is not
affected.
B Alarm Handling
Repair Proposal
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
loop cables in the
parallel system are
in poor contact.
Measure: Check the
connection of all
communications
loop cables in the
parallel system.

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
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