Technical FAQs

Ask a Question

What can cause an CrF1 precharge fault on the ATV61 and ATV71 drives?

Issue:
What can cause an CrF1 precharge fault on the ATV61 and ATV71 drives?

Product Line:
Altivar ATV61 and ATV71

Environment:
All

Cause:
Drive is tripping on an CrF1 fault.

Resolution:
CrF1 is a precharge fault
Possible cause: Load relay control fault or charging resistor is damaged.
Remedy: Try power cycling the drive.
If issue persists this could be cuased by havinv internal connection problems in drive.
May require replacement or repair to remedy issue.

 
Was this helpful?
What can we do to improve the information ?