240v 3 Wire Hot Tub Wiring Diagram. Beginning at the lb fitting use fish tape to pull the wires from the fitting to the spa panel. The gfci disconnect i bought also expects four wires.
Many hot tubs required a 4 wire circuit which has a separate neutral and separate ground along with the 2 conductors which provide the 240 volt circuit. The recommended hot tub wire size is 6 awg copper. Hot tub cable and electrical wiring.
The electrical circuit is a dedicated gfci protected circuit.
A 4 wire hot tub must not be connected to a 3 wire service. Make sure you hire a certified local hot tub electrician that is familiar with the building codes and experienced in wiring spa tubs to guarantee your safety. The electrical circuit is a dedicated gfci protected circuit. Electrical circuit wiring for a hot tub circuit.
