Kuka · KR C4 extended
An overcurrent condition, specifically a ground fault, has occurred in the power unit of the KPP or KSP module for a specific axis. This indicates insulation breakdown or a direct short to ground in the motor or motor cabling.
Click steps to track your progress.
Inspect motor cable for damage, especially insulation, and continuity to ground.
Check motor for winding faults or insulation breakdown to ground.
Reinitialize the drive bus: Power Off / Power On.
Check the KSP module.
Check the KPP module.