26106

Overcurrent, KPP/KSP (axis)

Kuka · KR C4 extended

What does 26106 mean?

This fault signifies a brief but significant overcurrent exceeding the maximum current rating of the KPP, often indicative of a short-circuit condition. Such a fault can cause immediate damage to power electronics, motor windings, or associated cabling due to excessive current flow.

Common Causes

  • Short-circuit in the motor or motor cable.
  • Excessive current demand briefly exceeding KPP's maximum rating.
  • Faulty KSP component.
  • Faulty KPP component.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check trace recording of axis current to identify the overcurrent event.

  2. 2

    Check motor for shorted windings or internal damage.

  3. 3

    Check motor cable for short-circuits between phases or to ground.

  4. 4

    Reinitialize the drive bus: Power Off / Power On.

  5. 5

    Check KSP module for faults.

  6. 6

    Check KPP module for faults.

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Verified technical data. Last updated: March 2026

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