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Can an 800A P frame circuit breaker be installed as a branch in an existing HCW main lug interior?

Will the legacy HCW I-Line panel interior accept an 800A P frame Powerpact circuit breaker?

Product Line:
I-Line circuit breaker panelboards


The P frame circuit breaker cannot be installed in an existing HCW main lug interior for a couple of reasons. The deadfront of the HCW interior is not designed to fit the P frame circuit breaker. There is no labeling to support the use of a P frame circuit breaker.

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