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What is the difference in the Auto 1 and Auto 2 dials of the Powerpact magnetic only mcp breaker?

What do the Auto 1 and 2 dials mean on a Powerpact magnetic only breaker ?

Product Line:
Circuit breakers

Applies to  Powerpact magnetic only circuit breakers

Unfamiliar with the new dials on magnetic breakers only.

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.

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