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Do I-line Powerpact H frame breakers take up the same mounting height for both 2- and 3-pole breakers?

Issue;
Is the powerpact H frame breaker 2 and 3 pole the same mounting height?

Product Line;
Powerpact H frame breaker

Environment;
Circuit Breaker

Cause;
Mounting Height

Resolution;
The number of mounting inches for 3-pole H-frame breakers is always 4.5". For 2-pole breakers, the mounting height depends on the interrupt rating. For HD and HG breakers, a 2-pole breaker takes up 3". For HJ and HL breakers, a 2-pole breaker takes up 4.5".