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Alarm
ID-
Cause
ID
Alarm
Name
Alarm
Severit
y
Alarm
Clearan
ce
Mode
Impact on the System
Handling Suggestion
0001-03 Abnorm
al
mains
volt.
Minor
wait until the mains
recovers.
● Check the mains
input frequency. If
the mains input
frequency is
abnormal, wait until
the mains input
recovers.
0004-01 Mains
phase
reverse
Minor
Automa
tic
● The rectifier transfers to
battery mode, which does
not affect the system
power supply.
● If no battery is installed,
the UPS shuts down.
● The UPS may transfer to
another working mode or
shut down.
Possible cause: The
mains input three-phase
sequence is incorrect.
Measure: Check that
mains input power
cables are correctly
connected.
0005-01 Mains
neutral
loss
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.
● The UPS changes the
working mode or shuts
down.
Possible cause: The
mains input neutral
wire is not connected.
Measure: Check that
mains input power
cables are correctly
connected.
0007-01 Batt.
trans.
overlimi
t
Minor
Manual
/Power-
off/
Automa
tic
The UPS does not transfer
back to normal mode even
when the mains is normal.
Possible cause: The
mains voltage
fluctuates frequently.
The UPS has transferred
from normal mode to
battery mode within 2
minutes for 10
consecutive times. The
rectifier locks out in
battery mode.
Measure: Check the
mains.
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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