120v gfci outlet wiring diagram. In short all the loads is gfci protected. 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 diagram for a 20 amp 120 volt duplex receptacle. It means all the connected loads to the load terminals of gfci are protected.
See more gfci wiring diagrams at this link. This diagram illustrates wiring a gfci receptacle and light switch in the same outlet box a common arrangement in a bathroom with limited space. One side of the gfci connected to the ground neutral wire as shown white in the diagram and another side to the high potential hot wire shown as black in the diagram shows as in black color. The neutral and ground wires are spliced together and run to each device in the circuit.
The light and switch are not protected by the gfci receptacle. A wiring diagram usually gives counsel nearly the relative perspective and contract of devices and terminals upon the devices to back in building or servicing. The toggle switch in the combo switch outlet controls the first light bulb while the single way switch controls the second bulb. The above diagram shows the gfci wiring to multiple outlet as in white while the pictures are same.
Line and load will be clearly labeled on the back of the gfci outlet and often times the load side will be covered with a piece of tape. Wiring a gfci outlet with combo switch outlet receptacle light switch. Loosen the silver and brass terminal screws on the line side of the outlet. Wiring a gfci outlet and a light switch.
The hot source is spliced to the line terminal on the receptacle and to one terminal on the light switch. Refer to the diagram above about wiring gfci receptacles for additional help. These receptacles are usually found in kitchen wall outlets where two branch circuits are needed to serve small appliances and a refrigerator separately. A 20 amp 120v duplex receptacle outlet like this should be installed in a circuit using 12 awg cable and a 20 amp circuit breaker.