What do the Auto 1 and 2 dials mean on a Powerpact H and J magnetic only breaker?
Applies to Powerpact H and J magnetic only circuit breakers
The auto 1 and 2 dials are for the types of motors.
Auto 1 is for squirrel cage type motors with codes a,b,c,d.
Auto 2 is for EE motors with codes b and e.