Ground Fault Breaker Wiring. Gfci as an outlet receptacle combo or circuit breaker automatically cuts off the main power supply within millisecond against electric shock. Connect the neutral circuit wire to the neutral screw terminal on the gfci breaker.
By connecting the switch to the load terminals on the last gfci the switch and light are protected against ground faults as well. Verify that the gfci breaker matches the circuit wiring. The following wiring shows an ordinary outlet has been wired and protected through single phase single pole gfci circuit breaker.
Switch the new gfci breaker to the off position.
This gfci wiring method may be found in a bathroom or kitchen where the switch may be near a water source. Where circuit breakers in the service panel protect the wiring in a home a gfci protects people from faulty appliances or when they are using appliances in damp conditions. Connect the gfci breaker. The builtin white wire in the ground fault circuit interrupter circuit breaker should be directly connected to the incoming supply neutral bar in the home mains distribution board or it will not work otherwise.
