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Alarm
ID-
Cause
ID
Alarm
Name
Alarm
Severit
y
Alarm
Clearan
ce
Mode
Impact on the System
Handling Suggestion
0040-04 Rectifier
fault
Critical
Manual
/Power-
off/
Automa
tic
The UPS shuts down.
The UPS transfers to another
working mode or shuts
down.
Possible causes:
● The mains
experiences
instantaneous high-
voltage impact.
● The output has
special loads such as
inductive loads and
rectification loads.
● The output has
transformer loads
but the transformer
mode is not set.
● The hardware is
damaged.
Measures:
● After you rectify the
fault, restart the UPS.
● Check whether the
load type is
supported by the
UPS.
● Enable the
transformer mode.
● Contact Huawei
technical support for
repair.
0040-05 Rectifier
fault
Critical
Manual
/Power-
off/
Automa
tic
The UPS shuts down.
The UPS transfers to another
working mode or shuts
down.
Possible cause: The
hardware is damaged.
Measure: Contact
Huawei technical
support for repair.
0040-06 Rectifier
fault
Critical
Power-
off
The UPS shuts down.
The UPS transfers to another
working mode or shuts
down.
Possible cause: The
hardware is damaged.
Measure: Contact
Huawei technical
support for repair.
UPS2000-G- (6 kVA-20 kVA)
User Manual
D Alarm Handling
Issue 18 (2021-07-16)
Copyright © Huawei Technologies Co., Ltd.
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