Technical FAQs

Ask a Question

What are probable causes of SCF1 on Altivar 32 drive.

SCF1 is motor short circuit fault.

Probable cause:

Short-circuit or grounding at the drive output.

  • Check the cables connecting the drive to the motor and the motor insulation.
  • Reduce the switching frequency.
  • Connect chokes in series with the motor.
  • Check the adjustment of speed loop.
Was this helpful?
What can we do to improve the information ?