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Can an EHB breaker be replaced by an EDB breaker in an NEHB panel?

Issue:
What is the difference between an EDB and EHB breaker?

Product Line:
NEHB Panelboards and EHB breakers

Environment:
This is for the Obsolete NEHB Panelboard and NEHB breakers

Cause:
Need a replacement for an EHB breaker in a NEHB Panelboard.

Resolution:
No, an EDB breaker cannot be used in an NEHB Panelboard. The two are not interchangeable. There is no replacement for the EHB breakers.
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