Rockwell Automation PowerFlex 400 FRN 4.xx Error F70: Power Unit – Meaning, Causes & Fix

Fault codeF70

Power Unit fault indicates a problem with the drive's internal power system, requiring power cycle or replacement if unresolved. The manual lists no action for this code.

Model: Rockwell Automation PowerFlex 400 FRN 4.xx
Display shows: Power Unit (F70)
Type: Fault code
Source: Manual p. 25

Meaning
Common causes
Still not solved
Source

What F70 means

Power Unit p. 25

Common causes

Cycle power. Replace drive if fault cannot be cleared. p. 25

If F70 is still not resolved

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

Open the manual at page 25 All PowerFlex 400 FRN 4.xx error codes Manual details & download

This page summarises what the manufacturer’s manual says about F70; 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 Rockwell Automation. Found a mistake? Report an error.