Huawei UPS5000-S-400K-SM User Manual page 292

UPS5000-S-(350 kVA-800 kVA)
User Manual
Alarm ID Alarm Name
(Alarm ID-
Cause ID)
0022-1 No battery
0025-1 Battery
overvoltage
0026-1 Low battery
voltage
Issue 12 (2023-05-26)
Severity
Minor
Minor
Minor
Copyright © Huawei Digital Power Technologies Co., Ltd.
Cause
● There is no
battery string.
● The battery
string is not
properly
installed.
● The power
module battery
fuse is blown.
● The configured
number of
batteries is less
than the actual
number.
● The battery
neutral wire is
not installed
properly.
● Battery
discharge
results in low
battery
voltage.
● The battery
neutral wire is
not installed
properly.
● The charger is
faulty.
B Alarm List
Solution
1. Check that battery cables
are correctly connected.
2. Check that the battery
terminal voltage is normal.
3. Check that the battery fuse
in the power module is
intact.
1. Check whether battery
parameters are correctly
set.
2. If they are correctly set,
certain batteries may be
faulty.
3. Check whether the battery
neutral wire is correctly
connected.
1. If the low battery voltage
alarm is generated in
battery mode, check
whether the mains voltage
recovers. If yes, charge
batteries immediately.
2. Check whether the battery
neutral wire is correctly
connected.
3. If this alarm is generated
in normal mode, check
whether the battery switch
is ON. If yes, the charger
may be faulty. Replace the
related power module.
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