Technical FAQs

Ask a Question

How much inrush current can a square D NEMA starter handle?

Issue:  My motor inrush in higher than the continuous current rating of my NEMA starter - how much inrush can the starter handle?


Product Line:
All Schneider Electric products

Environment:
Products sold and used in the United States

Cause: Motor inrush is higher than continuous current rating.

 
Resolution: Per NEMA the motor starter has to be able 10 time the continuous current on inrush. For example if the continuous current rating is 9 amps, the NEMA motor starter must be rated for 90 amps of inrush from the motor.


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