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Fronius Symo 10.0-3
- Error Code - 454 - Grid frequency and power module unmatched
- Error Code - 456 - Anti-islanding function Error
- Error Code - 457 - Grid Relay Stuck/Ground Voltage High
- Error Code - 458 - Error During Measuring Signal
- Error Code - 459 - Insulation Measuring Error
- Error Code - 460 - DSP Voltage Error
- Error Code - 461 - Error in DSP Data Memory
- Error Code - 462 - Error in DC Feed-in
- Error Code - 463 - AC Polarity Reversed
- Error Code - 474 - RCMU sensor faulty