41

IGBT Overtemperature

Kone · CMXC-022 Frequency Control Upgrade Kit

What does 41 mean?

The internal IGBT (Insulated Gate Bipolar Transistor) temperature within the R&M Materials Handling Frequency Converter has become too high. This indicates that the power semiconductors are overheating, which can lead to damage or failure if not addressed.

Common Causes

  • Excessive internal IGBT temperature within the frequency converter

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Allow the frequency converter unit to cool down

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Verified technical data. Last updated: March 2026

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Source: Kone CMXC-022 Frequency Control Upgrade Kit