Siemens CU240S Error F00052: power stack Fault

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

Fault codeF00052

power stack Fault indicates read failure for power stack information or invalid data. The manual's first action is: “Check connection between inverter power module and inverter control unit”

Model
Siemens CU240S
Display shows
power stack Fault (F00052)
Type
Fault code
Source
Manual p. 385

What F00052 means

power stack Fault p. 385

Common causes

  • Read failure for power stack information or invalid data. p. 385

What to do

  1. Check connection between inverter power module and inverter control unit p. 385
  2. Powercycle inverter Control Unit. p. 385
  3. Change inverter Power Module. p. 385
  4. Change inverter Control Unit. p. 385

If F00052 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 385 All CU240S error codes Manual details & download

This page summarises what the manufacturer’s manual says about F00052; 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.