C30714

Safely limited speed exceeded

Siemens · SINAMICS G120 Safety Functions

What does C30714 mean?

The Safely Limited Speed (SLS) has been exceeded, meaning the motor is moving faster than the configured safe speed limit. This indicates a failure in speed monitoring or an incorrect speed setpoint from the higher-level control, posing a significant safety risk.

Complete Troubleshooting Guide

  1. 1

    Check the speed setpoint received from the higher-level control to ensure it's within limits.

  2. 2

    Verify the configured SLS limits (parameters) for correctness.