Huawei UPS2000-A Series User Manual

UPS2000-A-(6 kVA-10 kVA)
User Manual
B Alarm Handling
Issue 05 (2019-12-19)
Copyright © Huawei Technologies Co., Ltd.
143
Alarm
Name
Alarm
Identifier
(Alarm ID)
WebUI
Decimal
System
Alarm
Identifier
(Alarm ID)
LCD
Heuristicim
al System
Alarm
level
Alarm
Clear
Mode
Impact on
the System
Repair Proposal
rectification loads.
Measure: Check that
the load types are
supported by the
UPS.

Possible cause: The
hardware is
damaged.
Measure: Contact
Huawei technical
support.
Internal
fault
2A-20
42-32
Critical
Automatic
clear
The UPS
shuts down or
transfers to
another
working
mode.

Possible cause: The
ambient temperature
exceeds 40ºC.
Measure: Lower the
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-22
42-34
Minor
Manual
clear/Power
-off
clear/Autom
atic clear
The UPS
shuts down or
transfers to
another
working
mode.

Possible cause: The
parallel power
cables are
incorrectly
connected.
Measure: Reconnect
the parallel power
cables.

Possible cause: The
lengths of the
parallel power

Huawei UPS2000-A Series Specifications

General

Brand	Huawei
Model	UPS2000-A Series
Category	UPS
Language	English