Table 8-2 Common alarms and troubleshooting measures
Alarm
ID
Alarm Name Alarm
Severity
Possible Cause Troubleshooting
3000 Low battery DC input
bus voltage
Major 1. The DC bus voltage
of the battery is low.
2. The battery DC
switch is OFF.
3. The battery cables
are not correctly
connected.
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.
3001
Abnormal battery
power control module
Major A major fault has
occurred on the
internal circuit of the
battery power control
module.
1. Turn o the inverter
AC output switch,
inverter DC input
switch, and battery DC
switch, and wait for 5
minutes.
2. Turn on the battery
DC switch, inverter AC
output switch, and DC
input switch.
3. If the alarm persists
on the [Battery-1/2]
power control module
(the battery fault
indicator is steady on),
contact your dealer or
Huawei technical
support.
LUNA2000-(5-30)-S0
User Manual 8 System Maintenance
Issue 15 (2024-01-12) Copyright © Huawei Digital Power Technologies Co., Ltd. 119
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