Sungrow SG1K5TL-31, Руководство пользователя

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SG1K5TL-31
User Manual
48
7.1
Troubleshooting of LED Indicator
See “2.3.3 LCD Display Panel” to know definition of LED’s state.
Type of fault Troubleshooting
LED indicators and
LCD cannot be lit 1. Disconnect the AC circuit breaker.
2. Rotate the DC switch to the “OFF” position.
3. Check the polarity of DC input.
“RUN” indicator
goes out 1. Disconnect the AC circuit breaker.
2. Rotate the DC switch to the “OFF” position.
3. Check the correctness of electrical connection of the inverter. See “5
Electrical Connection”.
4. Check whether the voltage of DC input exceeds start-up voltage of
inverter.
5. If all above conditions are OK, please contact with Sungrow.
“Fault” indicator is lit 1. There is a fault which is not removed yet.
2. Perform troubleshooting in according to fault type in LCD screen. See
“7.2 Troubleshooting of Faults in LCD Screen”.
3. If it can not be solved, please contact with Sungrow.