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What is the CRF1 error on the ATV12 drive?

Published date: 15 October 2019

Issue:
CRF1 error 

Product Line:
ATV12

Environment:
All 

Cause:
Precharge fault 
• Charging relay control fault or
charging resistor damaged

Resolution:
• Turn the drive off and then back on again
• Check the connections
• Check the stability of the main supply
• Contact your local Schneider Electric
representative

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