26046
Mains phase failure, KPP/KSP (axis)
Kuka · KR C4 extended
What does 26046 mean?
A failure has occurred in one or more mains phases supplying the KPP or KSP module for a specific axis. This indicates a loss of input power, preventing the drive from operating.
Common Causes
- Power lead is damaged or disconnected.
- KPP cabling fault.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Inspect the power lead for damage and proper connection.
- 2
Check KPP cabling for damage and correct connections.
- 3
Reinitialize the drive bus: Power Off / Power On.
- 4
Check the KPP module.
Verified technical data. Last updated: March 2026
Related Faults
Source: Kuka KR C4 extended