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XFMR_TEMP_F
High Transformer Temperature (Forced Shutdown)
SMA · SUNNY BOY 5000US-8000US Solar Inverter
¿Qué significa XFMR_TEMP_F ?
The internal transformer of the Sunny Boy SB50US-80US-IUS094030 has reached an excessively high temperature, causing the inverter to cease operation. The cooling fans will automatically activate and run at maximum speed to reduce the temperature.
Causas comunes
- Excessive temperature of the internal transformer.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Check the function and airflow of the inverter's cooling fans.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: SMA SUNNY BOY 5000US-8000US Solar Inverter