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Can an FJA Circuit Breaker be replaced with an HJA Circuit Breaker in an I Line Panel?

Issue:
Can an FJA circuit breaker be replaced with an HJA circuit breaker in an I-Line Panelboard?

Product Line:
I-Line panelboards sold and supported in the USA.

Enviroment:
Cross Reference

Cause:
Replacement

Resolution:
Yes, however, the FJA Series, both 2 and 3 pole, requires 3`` of mounting space and the HJA, both 2 and 3 pole, will require 4.5`` of mounting space. Both meet 65k AIC. 


CTA-ID : 2032888
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