Huawei LUNA2000-2.0MWH Series User Manual page 214

LUNA2000-2.0MWH Series Smart String ESS
User Manual
Alarm Alarm
ID Name
Issue 08 (2022-11-15)
Severity Possible Cause
Cause ID = 2
The rapid shutdown
cabling in the battery
rack is incorrect.
Cause ID = 3
The power-on self-test
was terminated due to
a system exception.
Copyright © Huawei Technologies Co., Ltd.
10 Alarm Reference
Suggestion
If the system is in the array topology
identification process, wait until the
process is complete or exit the
process.
1. Locate the input and output
circuit breakers associated with
[ESC-No].
2. Issue a shutdown command, turn
off the switch on the battery side,
the switch on the bus side, and
the AC power supply switch, and
wait for 5 minutes.
3. Check whether the rapid
shutdown cables in the battery
racks under [ESR-CabinetNo] are
correctly connected by referring
to the product maintenance
manual.
4. Check that the power cable is
securely connected. Turn on the
AC power supply switch, the
switch on the battery side, and
the switch on the bus side in
sequence, and issue a startup
command.
5. If the alarm persists, contact your
dealer or technical support.
1. Check other active alarms of the
device and rectify the faults based
on the alarm handling
suggestions.
2. If the alarm persists after the
system is reset, contact your
dealer or technical support.
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