Alarm
ID
Alarm Name Alarm
Severity
Possible Cause Troubleshooting Suggestion
voltage exceeds the upper
threshold of the inverter input
voltage.
2081 Optimizer Fault Warning Cause ID = 1
An optimizer is
faulty.
Go to the optimizer information
page to view the fault information.
SUN2000-(8KTL-20KTL)-M2
User Manual 8 Maintenance
Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd. 105
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