Alar
m ID
Alarm
Name
Severit
y
Possible Causes Troubleshooting Suggestions
3032 Battery
module
overvoltag
e
Major Reason ID = 1–2
The voltage of the
battery module or the
electrochemical cell in
the module is too high.
1. Check the alarm module associated
with the ESC device corresponding to
[ESR-CabinetNo ESM-SlotNo].
2. Send a shutdown command and wait
for 5 minutes.
3. If the alarm is cleared, send a startup
command. If the alarm persists after
20 minutes, contact your dealer or
Huawei technical support.
3044 ESM
Overcurre
nt
Major Cause ID = 1
The battery module
current exceeds the
maximum operating
current for a long time.
1. Determine the position of the input
and output circuit breakers
associated with the ESC
corresponding to [ESR-CabinetNo
ESM-SlotNo].
2. Send a shutdown command, turn
o
the battery switch, bus switch, and
AC power supply switch, and wait for
5 minutes.
3. Turn on the AC power supply switch,
battery switch, and bus switch in
sequence to deliver a startup
command.
4. If the alarm persists, contact your
dealer or technical support.
LUNA2000-2.0MWH-1H0, 2H0 Smart String ESS
User Manual 10 Alarm Reference
Issue 02 (2021-11-15) Copyright © Huawei Technologies Co., Ltd. 153
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