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EarthCurMax-S
SRR-Related Earth Current Exceeds Tolerable Range
SMA · SUNNY BOY 5000US-8000US Solar Inverter
¿Qué significa EarthCurMax-S ?
The earth current between the PV+ conductor and ground (GND), monitored by the SRR (Stromregelungsrechner), has exceeded its acceptable operating range in the Sunny Boy SB50US-80US-IUS094030. This indicates a ground fault in the PV array. The inverter will disconnect from the grid.
Causas comunes
- Ground fault in the PV array detected by the SRR.
- Ground fault current exceeding 1 Amp.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Switch off the external DC disconnect to the Sunny Boy SB50US-80US-IUS094030.
- 2
Switch off the main AC circuit breaker connecting the Sunny Boy to the grid.
- 3
Troubleshoot the PV array to locate and clear the ground fault.
- 4
Manually clear the ground fault error on the user interface display after correction.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: SMA SUNNY BOY 5000US-8000US Solar Inverter