Afci protects the bedroom circuit devices against the danger of arcing which can lead to fire. See wiring diagram below and download.
Pdf Characterization Of Dc Arc Fault Currents In Low Voltage
Afci wiring diagram. Install the arc fault circuit interrupter using the following procedure. In this four wire afci wiring diagram two lines as l1 and l2 has been connected to the input terminals of afci breaker and the builtin white is connected to the neutral busbar in the mains supply. This diagram illustrates wiring a gfci receptacle and light switch in the same outlet box a common arrangement in a bathroom with limited space. The wiring diagram for afci switch is same as gfci combo switch and outlet. 800 x 600 px source. Loosen the silver and brass terminal screws on the line side of the outlet.
Arc fault circuit interrupter breakers prevent fires by sensing when an electrical arc is about to occur and instantly disconnecting the damaged circuit before the arc builds enough heat to catch firestandard circuit breakers dont always trip in these instances because standard breakers are designed to respond to a sustained amount of heat not a quick surge. Bolting the circuit breaker into the desired circuit position. In 2002 this protection became necessary for bedrooms and in 2014 section 20112 of the code required all new construction to provide afci. Extraordinary afci circuit bedroom wiring diagram gallery wiring size. Electric circuit protection with afci provide the extra measure of safety for your familyafcis are installed serving required house wiring circuits protecting areas such as the bedrooms. Refer to the diagram above about wiring gfci receptacles for additional help.
If more than 1 black and 1 white conductor are in the electrical box also loosen the load side silver and brass terminal screws. Wiring the afci arc fault circuit interrupters and outlets afci circuit and outlets greg you can combine the outlets from these two rooms on the same afci circuit as long as the outlets will be general purpose where there will not be any large equipment loads plugged into the outlets. Requirements for gfci ground fault circuit interrupter protection have been in place for many years but more recently the national electrical code nec began requiring another form of protection known as arc fault circuit interrupters afci. The neutral and ground wires are spliced together and run to each device in the circuit. There are two bulletin wires on the back side of afci to control and protect the load through the switch in it. Afci switches are used in new circuits or to modify the existing circuits where the switch is the first outlet in a branch circuit.
The hot source is spliced to the line terminal on the receptacle and to one terminal on the light switch. Connect the coiled white pigtail wire from the afci to the panel or enclosure neutral bus terminal and secure it tightly.
Gallery of Afci Wiring Diagram
