Huawei SUN2000-8K-LC0 User Manual

Alarm ID Alarm
Name
Alarm
Severity
Possible Causes Troubleshooting
2082 Grid-
tied/O-
grid
Controlle
r
Abnorma
l
Major Cause ID = 1
The device fails to
communicate with the
Smart Backup Box.
Cause ID = 2
An unrecoverable fault
occurs on a circuit inside
the Smart Backup Box.
1. Send a shutdown command
on the app. Turn o the AC
output switch, DC input
switch, and battery switch.
2. Check whether the power
cable and RS485 cable
between the Smart Backup
Box and the device are
normal.
3. After 5 minutes, turn on the
battery switch, AC output
side, AC output switch, and
DC input switch.
4. If the alarm persists, contact
your dealer or technical
support.
2086 External
fan
abnorma
l
Major Cause ID = 1
The external fan is short-
circuited, the power supply
is insucient, or the air
channel is blocked.
1. Shut down the fan, turn o
the DC switch, check whether
the fan blades are damaged,
and clear the foreign matter
around the fan.
2. Reinstall the fan, turn on the
DC switch, and wait for the
inverter to start. If the fault
persists after 15 minutes,
replace the external fan.
NO TE
Contact your dealer if all failure analysis procedures listed above are completed and the
fault still exists.
8.4 Replacing an Inverter
Step 1 Remove the inverter.
1. Power o the system. For details, see 8.2 System Power-O.
2. Disconnect all cables from the inverter, including signal cables, DC input
power cables, battery cables, AC output power cables, and PE cables.
3. Remove the WLAN antenna or Smart Dongle from the inverter.
4. Remove the inverter from the mounting bracket.
5. Remove the mounting bracket.
Step 2 Pack the inverter.
SUN2000-(8K, 10K)-LC0 Series
User Manual 8 System Maintenance
Issue 01 (2023-09-15) Copyright © Huawei Digital Power Technologies Co., Ltd. 103

Huawei SUN2000-8K-LC0 Specifications

General

Brand	Huawei
Model	SUN2000-8K-LC0
Category	Inverter
Language	English