Huawei LUNA2000-200KWH-2H1 Smart String ESS User Manual page 162

LUNA2000-200KWH-2H1 Smart String ESS
User Manual
Alarm Alarm
ID Name
3804 AC SPD
Fault
3805 Air
Conditio
ner
Temper
ature
High
3806 Air
Conditio
ner
Temper
ature
Low
3807 Air
Conditio
ner
Internal
Fan
Fault
3808 Air
Conditio
ner
External
Fan
Fault
Issue 02 (2023-02-28)
Alarm Possible Cause
Severit
y
Major Cause ID = 1
The AC SPD is faulty.
Major Cause ID = 1–13
The return air
temperature of [HVAC-
No] exceeds the high
temperature alarm
threshold.
Major Cause ID = 1–13
The return air
temperature of [HVAC-
No] is below the low
temperature alarm
threshold.
Major Cause ID = 1–13
1. [HVAC-No] The
cable of the fan is
loose.
2. The fan is damaged.
Major Cause ID = 1–13
1. [HVAC-No] The
cable of the fan is
loose.
2. The fan is damaged.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Suggestion
1. Check whether the AC SPD signal cable
is loose.
2. Check whether the color of the AC SPD
indicator changes.
3. Replace the AC SPD.
1. If multiple air conditioners report the
alarm, shut down the system and contact
your technical support.
2. If only one air conditioner reports the
alarm, check other alarms reported by
the air conditioner and rectify the faults
based on the troubleshooting
suggestions. If no other alarm is
generated, shut down the air conditioner
and contact your technical support.
1. If multiple air conditioners report the
alarm, shut down the system and contact
your technical support.
2. If only one air conditioner reports the
alarm, check other alarms reported by
the air conditioner and rectify the faults
based on the troubleshooting
suggestions. If no other alarm is
generated, shut down the air conditioner
and contact your technical support.
1. Shut down the system at a proper
time.
2. Power off the air conditioner, open the
enclosure, and check whether the fan
cable is loose. If yes, securely connect
the cable. Check whether the fan is
damaged or burnt. If yes, contact your
technical support.
1. Shut down the system at a proper
time.
2. Power off the air conditioner, open the
enclosure, and check whether the fan
cable is loose. If yes, securely connect
the cable. Check whether the fan is
damaged or burnt. If yes, contact your
technical support.
13 Alarm Reference
154