1297

SERCOS state class 1: Under-voltage fault %s-axis.

Bosch Rexroth · Motion Control

What does 1297 mean?

This SERCOS state class 1 error reports an under-voltage condition on the specified axis. The drive attempts the best possible response with a subsequent torque release. This fault is typically related to the servo loop or an issue with the drive's power supply.

Common Causes

  • Servo loop fault
  • Drive fault
  • Under-voltage condition on the %s-axis.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Initiate a control reset in the active channel.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Bosch Rexroth Motion Control