| Error No. | Explanation | Corrective measures |
| 7602 7605 | An internal communication error has occurred. | • Contact the SMA Service Line. |
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- Error code - 103 - Grid voltage is too high.
- Loss of Power (No Display)
- Error Code - 104 - Grid voltage too high
- Error Code - 203 - Grid Voltage is too high.
- Error Code - 204 - Grid voltage too low
- Error Code - 205 - Phase Drop Out
- Error Code - 502 - Power frequency low
- Error Code - 503 - Power frequency too high
- Error Code - 504 - Power frequency too low
- Error Code - 505 - Power Frequency is too high
- Error Code - 506 - Disconnection from Grid
- Error Code - 801 - Conductor Failure
- Error Code - 1301 - Left Magnetic Field Connected
- Error Code - 1500 - Grid reconnection condition
- Error Code - 3403 - PV Array Voltage too high.
- Error Code - 3404 - Open - circuit voltage too high
- Error Code - 3406 - DC Voltage too high
- Error Code - 3501 - Insulation Failure
- Error Code - 3502 - GFDI Trip
- Error Code - 3504 - Insulation Error
- Error Code - 3507 - Ground fault on PV array
- Error Code - 3510 - Insulation Error on Inverter bridge.
- Error Code - 3511 - Insulation Error
- Error Code - 3512 - Permanent Ground Fault
- Westermo LYNX configuration replacement for REDFOX
- Error Code - 3515 - Ground Fault Detected (soft grounding)