Technical FAQs

Ask a Question

Can the larger high HP ATV61 protect a smaller motor?


Issue:
 What is the range of the overload protection on the ATV61 VFDs?


Product line:  
Altivar 61


Environment:  
All models, all serial numbers   


Cause:
What is the smallest size motor the ATV61 will protect?


Resolution:
The motor thermal protection (ITH) has a range of 0 to 1.1 or 1.2 of the nominal current rating (IN) of the VFD, depending on the drive rating.

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