arc-fault circuit interrupter

English

Noun

arc-fault circuit interrupter (plural arc-fault circuit interrupters)

1. (electrical engineering) A type of circuit breaker that detects signs of potentially-dangerous arcing on downstream wiring and shuts off power to the affected branch circuit to reduce the risk of a fire.

Synonyms

• AFCI

Hypernyms

• circuit breaker

Coordinate terms

• ground-fault circuit interrupter