Sungrow SG1K5TL, User Manual

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SG1K5TL
User Manual
42
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 AC circuit breaker.
2. Disconnect DC circuit breaker.
3. Check the polarity of DC input.
“RUN” indicator
goes out
1. Disconnect AC circuit breaker.
2. Disconnect DC circuit breaker.
3. Check the correctness of electrical connection of 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 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 Sungrow.