Huawei LUNA2000-200KWH-2H1 Smart String ESS User Manual page 201

LUNA2000-200KWH-2H1 Smart String ESS
User Manual
Alarm Alarm
ID Name
3046 Battery
Pack
Temperatu
re Low
3047 Battery
Pack
Undervolt
age
Issue 02 (2023-02-28)
Severity Possible Cause
Major Cause ID = 1, 2
The ambient
temperature is too low,
which triggers charge
or discharge protection.
Major Cause ID = 1, 2
1. The voltage of the
battery pack or its
cell is too low.
2. The battery pack has
been stored for a
long period of time.
3. The battery pack has
been idle for a long
time after grid
connection.
Copyright © Huawei Digital Power Technologies Co., Ltd.
13 Alarm Reference
Suggestion
1. The 3046-1 alarm (low
temperature protection during
battery charge) does not affect
the running of other battery
packs.
2. Determine the positions of the
input and output circuit breakers
of the ESC corresponding to
[ESR-CabinetNo ESM-SlotNo].
3. 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.
4. Check whether the air
conditioner is running properly.
5. 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.
6. If the alarm persists, contact
your dealer or technical support.
1. The 3047-1 (battery pack
undervoltage protection) and
3047-2 (cell undervoltage
protection) alarms do not affect
the running of other battery
packs.
2. Connect to the power grid and
charge batteries in 48 hours.
3. If the alarm persists after the
battery has been charged for
one hour, contact your dealer or
technical support.
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