SMA SC 500HE-20 - Manual (Page 76)

10 Troubleshooting SMA Solar Technology AG
76 SCxxxHE-20-BE-BEN111210 Operating Manual
10.5 Error 34xx … 40xx ‒ PV Array Errors
1301 Error message
< Left Phase sequence >
Measure
< Check grid connection and phase sequence >
– Check phase position.
– Make sure all fuses are switched on.
Error no. Error message, cause of error and corrective measure
34xx Cause of error
An overvoltage is present.
Error message 3403
< DC-Overvoltage >
– The voltage of the PV array is too high.
Error message 3404
< DC overvoltage peak >
– A direct overvoltage peak has occurred in the PV array.
Measure
< Check DC generator >
– Check DC input voltage.
Check module wiring and plant design.
Error no. Cause of error, error message and corrective measure