Huawei LUNA2000 Series - Troubleshooting

LUNA2000-(5-30)-S0
User Manual
7 System Maintenance
Issue 01 (2020-09-18)
Copyright © Huawei Technologies Co., Ltd.
72
Table 7-1 Maintenance checklist
Check Item
Check Method
Maintenance
Interval
System
cleanliness
Check periodically that the heat sinks are
free from obstacles and dust.
Once every 6 to 12
months
System running
status

Check that the battery is not damaged or
deformed.

Check that the battery does not generate
abnormal sound when it is in operation.

Check that the battery parameters are
correctly set when the battery is running.
Once every 6 months
Electrical
Connection

Check that cables are secured.

Check that cables are intact, and that in
particular, the parts touching the metallic
surface are not scratched.

Check that unused DC input terminals,
battery terminals, and COM ports are
locked by watertight caps.
The first inspection is 6
months after the initial
commissioning. From
then on, the interval can
be 6 to 12 months.
Grounding
reliability
Check that ground cables are securely
connected.
The first inspection is 6
months after the initial
commissioning. From
then on, the interval can
be 6 to 12 months.
7.3 Troubleshooting
Alarm severities are defined as follows:

Major: The inverter shuts down or some functions are abnormal due to a fault.

Minor: Some components of the inverter are faulty but the system can still connect to the
grid and generate power.
7.4 Battery Storage and Recharge
Battery Storage
1. Place batteries according to the labels on the packing case. Do not put batteries upside
down or sidelong.
2. Stack battery packing cases by complying with the stacking requirements on the external
package.
3. Handle batteries with caution to avoid damage.
4. Storage environment requirements: