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SCF

MOTOR SHORT CIRCUIT

Schindler · Altivar 312 Drive

¿Qué significa SCF ?

This fault indicates a short-circuit or grounding fault at the drive output, affecting the motor connection. It can also be triggered by significant ground leakage current if multiple motors are connected in parallel to the drive.

Causas comunes

  • Short-circuit or grounding at the drive output
  • Significant ground leakage current at the drive output if several motors are connected in parallel

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Check the cables connecting the drive to the motor, and the motor insulation.

  2. 2

    Reduce the switching frequency.

  3. 3

    Connect chokes in series with the motor.

Ver todos los códigos en este manual (32)
Datos técnicos verificados. Última actualización: March 2026

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