Alarm ID Alarm
Name
Alarm
Sev
erity
Possible Cause Troubleshooting
3003 Battery
power
control
module
fuse
blown
Major The fuse of the battery
power control module is
blown.
1. Turn o the inverter AC
output switch, inverter DC input
switch, and battery DC switch,
and wait for 5 minutes.
2. Replace the fuse of the
[Battery-1/2] power control
module.
3. Turn on the battery DC switch,
inverter AC output switch, and
inverter DC input switch in
sequence. If the alarm persists,
contact your dealer or Huawei
technical support.
3004 Battery
power
control
module
reversely
connecte
d
Major The positive and negative
terminals are reversely
connected when the
battery power control
module connects to the
inverter.
1. Turn o the inverter AC
output switch, inverter DC input
switch, and battery DC switch,
and wait for 5 minutes.
2. Check the cable connections
to the [Battery-1/2] power
control module by referring to
the quick installation guide.
3. After checking that the
battery power 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.
LUNA2000-(5-30)-S0
User Manual 7 System Maintenance
Issue 01 (2020-10-20) Copyright © Huawei Technologies Co., Ltd. 76
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