12 Troubleshooting
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 97
Event number Message, cause and corrective measures
6513
Self-diagnosis > Overtemperature
The inverter has switched off due to excessive temperature.
Corrective measures:
• Ensure that the airflow is free of dirt.
• Ensure that the ambient temperature does not exceed the maximum
permissible temperatures.
• If the maximum permissible temperatures are met at all times and this
message is displayed again, contact the Service.
6603
6604
Self-diagnosis > Overload
The cause must be determined by the Service.
Corrective measures:
• Contact the Service.
6607
6608
6609
6610
Self-diagnosis > Battery overcurrent
Corrective measures:
• Check whether a new firmware version is available for the inverter and
the battery. If a newer version is available, perform the firmware update.
• If no new firmware version is available and this message is displayed
again, contact the Service.
6801
6802
Self-diagnosis > Input A defective
Corrective measures:
• Check whether a string is connected to input A.
• Contact the Service.
6901
6902
Self-diagnosis > Input B defective
Corrective measures:
• Check whether a string is connected to input B.
• Contact the Service.
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