SMA Manual Recommendation
|Error No.||Explanation||Corrective measures|
|3507||A ground fault has occurred on the ungrounded pole of the PV array.||• Check the PV array for ground faults.|
Fault Description -
A ground fault occurred on the non-grounded portion of the array.
Troubleshooting Actions - The ground fault can occur on the non-grounded portion due to a wire insulation error. Check the array for any insulation errors that may lead to ground faults.