Alarm ID
Alarm
Name
Alarm
Severity
Possible Cause
Troubleshooting
3009
Battery
expansio
n
module
low
temperat
ure
Minor
1. The ambient
temperature is excessively
low.
2. A battery expansion
module is abnormal.
1. Check whether the ambient
temperature in the installation
positions of the [Battery-1/2
battery expansion
module-1/2/3] battery
expansion modules is lower than
the lower threshold.
2. If the ambient temperature is
excessively low, improve the
installation environment.
3. If the alarm persists after the
ambient temperature becomes
normal, contact your dealer or
Huawei technical support.
3010
Battery
expansio
n
module
short
circuit
Major
1. A battery expansion
module is short-circuited.
2. A battery expansion
module is abnormal.
1. Turn off the inverter AC
output switch, inverter DC input
switch, and battery DC switch,
and wait for 5 minutes.
2. Check the power cable
connection to the [Battery-1/2
battery expansion
module-1/2/3] battery
expansion modules by referring
to the quick installation guide. If
the cable is damaged or short-
circuited, replace it.
3. After checking that the cables
are correctly connected, turn on
the battery DC switch, AC output
switch, and inverter DC input
switch in sequence.
4. If the alarm persists, contact
your dealer or Huawei technical
support.
3011
Battery
expansio
n
module
undervol
tage
Warning The voltage of a battery
expansion module is low.
If the sunlight is sufficient or AC
reverse charging is allowed, the
[Battery-1/2 battery expansion
module-1/2/3] battery
expansion modules can be
charged when the inverter is
running.
LUNA2000-(5-30)-NHS0
User Manual
7 System Maintenance
Issue 06 (2022-03-01)
Copyright © Huawei Technologies Co., Ltd.
75