Table of Contents
Advertisement
SUN2000-(125KTL-M5, 200KTL-H4, 250KTL-H0,
286KTL-H0)
User Manual
Alarm
Alarm
ID
Name
2104
DC
Termina
l
Temper
ature
Abnorm
al
61440
Faulty
Monitor
ing Unit
Issue 04 (2023-09-22)
Severit
Possible Cause
y
Major
1. The DC power cable is not of
the recommended
specifications or is oxidized.
2. The OT/DT terminal of the DC
power cable is not crimped as
required.
3. The fastening torque of the
DC terminal does not meet
the requirement.
Minor
Cause ID = 1
1. The flash memory is
insufficient.
2. The flash memory has bad
sectors.
Copyright © Huawei Technologies Co., Ltd.
9 Alarm Reference
Suggestion
Power off the devices
connected to the same DC bus
(issue a shutdown command,
turn off the AC and DC
switches, and wait for the
period specified on the device
safety warning label), and then
perform the following steps:
1. Check whether the cables
meet the requirements.
2. Check whether the OT/DT
terminals are crimped as
required.
3. Check that the fastening
torque of wiring terminals
meets the requirement.
4. Turn on the AC switch and
DC switch, and restart the
inverter.
If the fault persists, contact
your dealer or technical
support.
Turn off the AC switch and DC
switch, wait for 5 minutes, and
then turn on the AC switch and
DC switch. If the fault persists,
replace the monitoring board
or contact your dealer or
technical support.
118
Advertisement
Table of Contents
