Some codes require that bathrooms have their own circuits.
Bathroom vanity light wiring diagram.
See more ideas about light switch wiring bathroom fan light ceiling fan wiring.
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A basic wiring plan for a bathroom includes a 20 amp gfci protected circuit for the receptacles and a 15 amp general lighting circuit for the switches light fixtures and vent fan.
Light fixtures and wall switches must be on a separate circuit.
In some areas the lighting and receptacles must be on separate circuits so that if a receptacle trips the circuit breaker the lights won t go out.
Fully explained pictures and wiring diagrams about wiring light switches describing the most common switches starting with photo diagram 1.
A 15 amp circuit is minimum but this is often a 20 amp circuit especially if there is a heat lamp integrated into this circuit.
Others permit bathrooms to share circuits with receptacles or lights in other rooms.
A 20 amp receptacle circuit for plug in appliances.
All receptacles must be afci and gfci protected either by circuit breakers or individual receptacles that offer afci and gfci protection.
In some locales all bathroom wiring including the lights must be gfci protected.