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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. 1

    Power cycle the drive.

  2. 2

    Perform a factory reset to attempt to restore internal calibration data.

  3. 3

    If the fault persists, it indicates an internal hardware fault, likely requiring replacement of the control board or the entire drive unit.

Ver todos los códigos en este manual (60)
Datos técnicos verificados. Última actualización: March 2026

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Fuente: Schneider Electric Altivar Machine ATV320 Variable Speed Drive