Rating plug enclosure for molded case circuit breakers

摘要

A molded plastic rating plug enclosure houses the molded case circuit breaker rating plug printed circuit board. The rating plug enclosure is inserted within the circuit breaker cover and is adapted for removal from the circuit breaker cover by means of a special extractor tool. Access means for connecting a test jack with the circuit breaker trip unit printed circuit board and visual access means for an indicating diode are formed within the cover of the rating plug enclosure.