Frequently asked questions
What does the parameter nCr on Altivar Drives work for?
FA233456
10 June 2022
Issue:
nCr parameter on Altivar Drives
Product Line:
Altivar
Environment:
ATV312, ATV61, ATV71, ATV32, ATV12
Cause:
Programming
Resolution:
nCr is the Rated motor current.
Its adjustment range goes from 0.25 to 1.5 In (1) and factory setting According to drive rating and [Standard mot. freq] (bFr).
Rated motor current can be found on the motor's nameplate.