Troubleshooting - Huawei SUN2000-75KTL Series User Manual

SUN2000-(75KTL, 100KTL, 110KTL, 125KTL) Series
User Manual
Check Item
Cables
connections
Grounding
reliability
Clear vegetation
around the
inverters
Figure 8-3 Removing the baffle of the air intake vent
After the cleaning is complete, reinstall the baffle plate. Tighten the screws with a
torque of 1.2 N·m.

8.4 Troubleshooting

Alarm severities are defined as follows:
●
Issue 15 (2023-01-31)
Check Method
● Cables are securely connected.
● Cables are intact, and in
● Check whether the sealing caps
● Unused terminals and ports are
Ground cables are securely
connected.
● Perform inspection and weeding
● Clean the site promptly after
NO TICE
Major: The inverter is faulty or the external environment is abnormal. As a
result, the output power decreases or the inverter stops feeding into the grid.
Copyright © Huawei Technologies Co., Ltd.
particular, the parts touching
the metallic surface are not
scratched.
of idle DC input terminals fall
off.
locked by watertight caps.
as required.
weeding.
8 Maintenance
Maintenance
Interval
The first inspection is
6 months after the
initial commissioning.
From then on, the
interval can be 6 to
12 months.
The first inspection is
6 months after the
initial commissioning.
From then on, the
interval can be 6 to
12 months.
Based on the local
wilting season
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