Description - Grid relay stuck
Behavior - Inverter does not feed energy into the grid.
Troubleshooting - If status code persists: contact a Fronius-trained service technician.
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- Error Code - 102 - AC Voltage too high
- Error Code - 103 - AC Voltage too low
- Error Code - 105 - AC frequency too high
- Error Code - 106 - AC frequency too low
- Error Code - 107 - No AC grid detected
- Error Code - 108 - Stand Alone Operation Detected
- Error Code - 112 - RCMU Error
- Error Code - 212 - Overvoltage at L1-N
- Error Code - 213 - Undervoltage at L1-N
- Error Code - 222 - Overvoltage at L2-N
- Error Code - 223 - Undervoltage at L2-N
- Error Code - 240 - Arc detected
- Error Code - 241 - Arc detected
- Error Code - 242 - Arc Detected
- Error Code - 245 - Arc Detector self test failed
- Error Code - 247 - Arc detector current sensor defective
- Error Code - 249 - Arc detector failure
- Error Code - 301 - Over-Current (AC)
- Error Code - 302 - Over-current (DC)
- Error Code - 303 - Power stage set over temperature
- Error Code - 304 - Interior Temperature too high
- Error Code - 306 - Low PV Power
- Error Code - 307 - Low PV Voltage
- Error Code - 308 - Intermediate circuit overvoltage
- Error Code - 309 - DC input voltage for MPPT 1 too high
- Error Code - 313 - DC input voltage for MPPT 2 too high
- Error code - 401 - Unable to communicate with the power stage set
- Error Code - 406 - Power stage set temperature sensor defective
- Error Code - 407 - Internal Temperature Sensor Defective
- Error Code - 408 - Direct current feeding in detected