Sungrow SG2K5TL-S, Руководство пользователя

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9 Troubleshooting and
Maintenance
9.1 Troubleshooting
9.1.1 LED Indicator Troubleshooting
See “Tab. 2-2Description of LED Indicator” for the definition of LED’s status.
Type of fault Troubleshooting
LED indicator
cannot be lit.
1. Disconnect the AC circuit breaker.
2. Rotate the optional DC switch to the “OFF” position.
3. Check the polarity of DC input.
Green indicator
goes out.
1. Disconnect the AC circuit breaker.
2. Rotate the optional DC switch to the “OFF” position.
3. Check the correctness of the inverter electrical connection.
Refer to 5 Electrical Connection.
4. Check whether the voltage of DC input exceeds the inverter
start-up voltage.
5. If all above conditions are OK, please contact Sungrow.
Should you have any questions in operating the inverter, please contact
us:
Telesmartphone: +86 551 6532 7817.
Email: service@sungrow.cn
We need the following information to provide you the best assistance:
y
Type of the inverter
y
Serial number of the inverter
y
Fault name (Each fault has a corresponding fault code, for example, 01 represents
sampling fault.)
y
Brief description of the fault phenomenon