Alarm
ID
Alarm Name Severity Possible Cause Suggestion
2064 Device Fault Major Cause ID = 3–12, 16, 17, 19
A major fault has occurred
on a circuit inside the
device.
Cause ID = 18
The AC soft-start board is
abnormal, the DC
precharge circuit is
abnormal, or the common
DC bus is short-circuited.
● Cause ID = 3–12, 16,
17, 19
Turn o the AC and DC
switches, wait for 5
minutes, and then turn
on the AC and DC
switches. If the fault
persists, contact your
dealer or technical
support.
● Cause ID = 18
Power
o the device
(turn o the AC and
DC switches, and wait
for a period
specied
on the device safety
warning label), and
then perform the
following operations:
Check whether the
common DC bus is
short-circuited. If not,
turn on the AC and DC
switches, and restart
the AC soft-start circuit.
If the fault persists,
contact your dealer or
technical support.
2065
Upgrade Failed or
Version Mismatch
Minor Cause ID = 1–4
The upgrade ends
abnormally.
Cause ID = 8
The communication
protocol version is
incorrect.
● Cause ID = 1–4
1. Perform the upgrade
again.
2. If the upgrade fails
for multiple times,
contact your dealer
or technical support.
● Cause ID = 8
1. Perform the upgrade
again.
2. If the upgrade fails
for multiple times,
contact your dealer
or technical support.
LUNA2000-200KTL-H0 Smart Power Control System
User Manual 10 Alarm Reference
Issue 05 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 95