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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

61

Overspeed

Kone · CMXC-022 Frequency Control Upgrade Kit

What does 61 mean?

An overspeed condition has been detected by the R&M Materials Handling Frequency Converter, or there is interference affecting the speed signal from the encoder connected to ENC1A. This can lead to uncontrolled motor speed, posing a safety risk if not corrected.

Common Causes

  • Motor overspeed detected
  • Interference in the speed signal connected to ENC1A

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the supply voltage

  2. 2

    Verify the load measurement operation and calibration

  3. 3

    Check the sensor cable grounding and inverter PE- connections

  4. 4

    Check or replace the speed sensor connected to ENC1A

Browse all codes in this manual (40)
Verified technical data. Last updated: April 2026

Related Faults

1Overcurrent13Under temperature14Overtemperature
Source: Kone CMXC-022 Frequency Control Upgrade Kit
Open Manual (Page 53)Search more codes in this manual