11

Thermal overload of output stage or internal unit fault

SEW Eurodrive · MOVIMOT Field Distributor

What does 11 mean?

The output stage of the inverter or an internal unit component has experienced a thermal overload. This could be due to inadequate cooling, high ambient temperatures, or excessive load, potentially indicating an internal fault.

Common Causes

  • Blocked or dirty heat sink, impeding heat dissipation.
  • High ambient temperature surrounding the unit.
  • Insufficient ventilation or heat accumulation around the drive.
  • Excessive load on the drive system.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Clean the heat sink to ensure proper airflow and heat dissipation.

  2. 2

    Reduce the ambient temperature in the vicinity of the unit.

  3. 3

    Ensure adequate spacing and ventilation to prevent heat accumulation around the unit.

  4. 4

    Reduce the mechanical or electrical load on the drive.

  5. 5

    Reset the fault by switching off the 24VDC supply voltage or using MOVILINK.

Browse all codes in this manual (30)
Verified technical data. Last updated: March 2026

Related Faults

Source: SEW Eurodrive MOVIMOT Field Distributor