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Can a 100% rated H frame circuit breaker be installed into an H150 style enclosure?
Issue:
Application

Product Line:
Circuit Breaker Enclosure

Resolution:
Yes, 100% rated HDL and HGL circuit breakers can be used in the H150 enclosures. When using 100% rated circuit breakers, use only with 90 degree C (minimum) rated conductors sized per ampacity of 75 degree C rated conductors.
NOTE: Only 2 pole HDL and HGL circuit breakers can be installed in the H150 enclosures.

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