Siemens G120C Error F01054: CU: System limit exceeded

Siemens G120C drive · taken from the manufacturer’s manual, pages cited

Error codeF01054

Error in parameterization/configuration/commissioning procedure due to system limit exceeded on the Siemens G120C. The manual's first action is: “OFF2 IMMEDIATELY At least one system overload has been identified. Fault value (r0949, interpret decimal): 1: Computing time load too high (r9976[1]). 5: Peak load too high (r9976[5]). Note: As long as this fault is present, it is not possible to save the parameters (p0971). See also: r9976 (System utilization)”

Model
Siemens G120C
Display shows
CU: System limit exceeded (F01054)
Type
Error code
Source
Manual p. 668

What F01054 means

CU: System limit exceeded p. 668

Common causes

  • Error in the parameterization / configuration / commissioning procedure (18) p. 668

What to do

  1. OFF2 IMMEDIATELY At least one system overload has been identified. Fault value (r0949, interpret decimal): 1: Computing time load too high (r9976[1]). 5: Peak load too high (r9976[5]). Note: As long as this fault is present, it is not possible to save the parameters (p0971). See also: r9976 (System utilization) p. 668

Before you service the product, read the safety instructions in the manual p. 4.

If F01054 is still not resolved

  • contact service / dealer p. 4
    “Warning concept This Manual contains information which you must observe to ensure your own personal safety as well as to avoid material damage.”
  • contact service / dealer p. 12
    “WARNING Danger to life if the safety instructions and residual risks are not observed”
Open the manual at page 668 All G120C error codes Manual details & download

This page summarises what the manufacturer’s manual says about F01054; 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.