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SUN2000-(30KTL-A, 33KTL, 33KTL-E001, 40KTL)
User Manual
Item
Cable connections
Grounding
reliability
8.2 Troubleshooting
Alarm severities are defined as follows:
Issue 10 (2019-06-30)
Check Method
Check that ground cables are securely
connected.
Major: The inverter enters the shutdown mode and disconnects from the power grid to
stop generating electricity after a fault occurs.
Minor: Some components are faulty but the inverter can still generate electricity.
Warning: The inverter output power decreases due to external factors.
Copyright © Huawei Technologies Co., Ltd.
Check that cables are securely
connected.
Check that cables are intact, in
particular, the parts touching the
metallic surface are not scratched.
Check that the idle COM and USB
ports are locked by waterproof caps.
8 System Maintenance
Maintenance Interval
The first inspection is
half a year after the
initial commissioning.
From then on, perform
the inspection once six
months to a year.
The first inspection is
half a year after the
initial commissioning.
From then on, perform
the inspection once six
months to a year.
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