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InF1
Unknown Drive Rating
Schneider Electric · Altivar Machine ATV320 Variable Speed Drive
¿Qué significa InF1 ?
The drive has detected an unknown drive rating. This implies a critical internal inconsistency where the drive cannot identify its own power or voltage characteristics, preventing safe and proper operation. This usually points to an internal hardware issue.
Causas comunes
- The drive's power rating is not recognized or is outside the supported range.
- Incorrect model number selected in configuration parameters (e.g., P1-01).
- Incompatible firmware flashed to the drive.
- Physical damage to the drive's rating identification components.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Power cycle the drive.
- 2
Perform a factory reset to attempt to restore internal calibration data.
- 3
If the fault persists, it indicates an internal hardware fault, likely requiring replacement of the control board or the entire drive unit.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Schneider Electric Altivar Machine ATV320 Variable Speed Drive