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Why does RDY flash on the ATV31?

Published date: 20 February 2019

Issue:   
Why does RDY flash on the ATV31?
 
Product Line:   
ATV31
 
Environment:  
All serial numbers
 
Cause:  
Customer said drive was flashing RDY.
 
Resolution:   
Flashing display normally indicated current limit mode. However, if this is occurring in the ready mode, it is likely due to incorrect motor parameter settings.
Specifically, it could be that the COS (motor power factor) is set to 1.
OR
Check the +10 and +24 VDC power supplies. It could be that they are being pulled down.


 

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