Frequently asked questions
Do I-line Powerpact H frame breakers take up the same mounting height for both 2- and 3-pole breakers?
FA278355
28 September 2021
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".