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InF1

Unknown Drive Rating

Schneider Electric · Altivar Machine ATV320 Variable Speed Drive

Hva betyr 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.

Vanlige årsaker

  • 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.

Reparasjonssteg & Sjekkliste

Klikk på steg for å spore fremgangen.

  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.

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Verifisert teknisk data. Sist oppdatert: March 2026

Relaterte feilkoder

Kilde: Schneider Electric Altivar Machine ATV320 Variable Speed Drive