Kuka · KR C4 extended
This fault indicates an overcurrent condition within the power unit, specifically identified as a ground fault. This means there is an unintended current path to ground, often through compromised insulation. This poses a risk of electrical shock, equipment damage, and system shutdown.
Click steps to track your progress.
Check motor cable for damage to insulation.
Check motor windings for insulation breakdown to ground (e.g., using a megger).
Reinitialize the drive bus: Power Off / Power On.
Check KSP module for faults.
Check KPP module for faults.