11

Thermal overload of output stage or internal unit fault

SEW Eurodrive · MOVIMOT MM..C

What does 11 mean?

This fault indicates excessive temperature within the inverter's output stage or a general internal malfunction of the unit. Common causes include inadequate cooling, high ambient temperatures, or operation under excessive load.

Common Causes

  • Accumulation of heat due to a dirty heat sink.
  • Ambient temperature around the unit is too high.
  • Lack of proper ventilation preventing heat dissipation.
  • Excessive load placed on the drive.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Clean the heat sink of the MOVIMOT® unit.

  2. 2

    Reduce the ambient temperature surrounding the unit.

  3. 3

    Ensure there is adequate space and airflow to prevent heat accumulation.

  4. 4

    Reduce the load on the drive.

  5. 5

    Switch off the 24 VDC supply voltage to reset the fault.

  6. 6

    Issue a reset command via MOVILINK®.

Browse all codes in this manual (21)
Verified technical data. Last updated: March 2026

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