26047

Power supply failure, KPP/KSP (axis)

Kuka · KR C4 Controller

What does 26047 mean?

This fault indicates that the supply voltage to the KPP/KSP drive has dropped below 300 V. Insufficient supply voltage can lead to unstable drive operation, undervoltage faults, and system shutdowns.

Common Causes

  • Supply voltage dropping below 300 V
  • Issues with the power lead supplying the KPP
  • Incorrect or damaged KPP cabling for power supply

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the main power lead for continuity and proper connection.

  2. 2

    Check the KPP cabling connecting to the power supply for damage or loose connections.

  3. 3

    Reinitialize the drive bus by cycling Power Off / Power On.

  4. 4

    Check the KPP module for any status indicators.

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

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