SMA Manual Recommendation -
|Error No.||Explanation||Corrective measures|
|103||Line voltage is too high.|
Overvoltage detected by redundant monitoring.
Description - The system has detected excess voltage through the line.
Troubleshooting Actions - Inspect the voltage of line and the connection to the grid. AC connections to the grid need to be secure and without fault when in operation. Test line voltage for stability.
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