Arc Fault Circuit Interrupter. A device that detects roasting short circuits or arcing open circuits that present a fire hazard, and opens the circuit breaker of that circuit. The device is now mandated by the 2008 NEC for all 15A and 20A outlets in a new-construction residence.
"Combination" AFCI's denote units that detect both arcing open circuits and roasting shorts.
Not suitable for use in entertainment lighting systems or on dimmers.
"Combination" AFCI's denote units that detect both arcing open circuits and roasting shorts.
Not suitable for use in entertainment lighting systems or on dimmers.