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D
Alarm Handling
Alarm
ID-
Cause
ID
Alarm
Name
Alarm
Severit
y
Alarm
Clearan
ce
Mode
Impact on the System
Handling Suggestion
0001-01 Abnorm
al
mains
volt.
Minor
Automa
tic
● The rectifier transfers to
battery mode, which does
not affect the power
supply to loads.
● If no battery is installed,
the UPS shuts down.
Possible causes:
● The mains voltage
exceeds 280 V.
● The mains voltage is
less than 80 V.
● The mains frequency
is not in the range of
40 Hz to 70 Hz.
● The mains fuse is
abnormal.
Measures:
● Check whether the
mains input voltage
is less than 272 V. If
not, wait until the
mains recovers.
● Check whether the
mains input voltage
is greater than 88 V.
If the voltage is
greater than 88 V
and the Abnormal
mains volt. alarm
persists, the mains
fuse may be
abnormal. Replace
the faulty
equipment. If not,
0001-02 Abnorm
al
mains
volt.
Minor
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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