Alarm
ID
Alarm
Name
Severity Possible Cause Suggestion
3023 Battery
Terminal
Overtemp
erature on
Rack
Controller
Major Cause ID = 1–3
The battery terminal is
not securely
connected.
1. Locate the input and output
circuit breakers associated with
[ESC-No].
2. Issue a shutdown command, turn
o the switch on the battery side
and then the switch on the bus
side, and wait for 5 minutes.
3. Check whether the torque of the
bolts on the battery side of the
power control module meets the
requirements by referring to the
DCDC replacement section in the
maintenance manual of the
product.
4. After checking that the battery
power cable is correctly
connected, turn on the switch on
the battery side and then the
switch on the bus side, and issue
a startup command.
5. If the alarm persists, contact your
dealer or technical support.
LUNA2000-200KWH-2H1 Smart String ESS
Maintenance Manual 3 Alarm Reference
Issue 02 (2023-02-28) Copyright © Huawei Digital Power Technologies Co., Ltd. 49
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