Siemens CU240S Error F00452: Belt Failure

Siemens CU240S · taken from the manufacturer’s manual, pages cited

Fault codeF00452

Belt Failure is triggered when load conditions indicate belt failure or mechanical fault, typically during low torque/speed events. The manual's first action is: “Quit fault eg. via D12”

Model
Siemens CU240S
Display shows
Belt Failure (F00452)
Type
Fault code
Source
Manual p. 390

What F00452 means

Belt Failure p. 390

Common causes

  • OFF 2 (OFF 3) p. 390
  • Load conditions on motor indicate belt failure or mechanical fault. p. 390
  • r0948 = 0: trip low torque/speed p. 390
  • r0948 = 1: trip high torque/speed p. 390

What to do

  1. Quit fault eg. via D12 p. 390

If F00452 is still not resolved

The manual gives no further instruction for this code. Open the code table in the PDF or contact Siemens service.

Open the manual at page 390 All CU240S error codes Manual details & download

This page summarises what the manufacturer’s manual says about F00452; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Siemens. Found a mistake? Report an error.