DRIVES ERROR Ax No.: TRIP

KSD Fault State (Emergency Stop)

Kuka · KR C2 Robot Controller

What does DRIVES ERROR Ax No.: TRIP mean?

The servo drive module (KSD) for the specified axis (Ax) has entered a fault state, causing the robot to perform an Emergency Stop. Further detailed error messages are usually displayed in conjunction with this general fault.

Common Causes

  • Emergency stop signal activated (physical button or safety I/O).
  • Safety function activated, e.g., safety gate open or light curtain broken.
  • Internal diagnostic fault within the drive unit (e.g., watchdog timer expired).
  • Critical system error requiring immediate shutdown.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Observe the KCP message window for a more specific detailed error message related to the KSD fault.

  2. 2

    Address the root cause indicated by the detailed error message.

Browse all codes in this manual (58)
Verified technical data. Last updated: March 2026

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