Hot Tub Power Cable Size

Don t use aluminum wire.

Hot tub power cable size.

The 13amp hot tubs simply plug into a standard domestic power supply so all you need for the 13amp hot tubs is an outdoor waterproof plug socket with rcd protection. Don t install a hot tub under overhead power lines. On 32 amp installations the cable running from the main power supply to the. Hot tub voltage the gauge of the wire will also depend on the voltage of the hot tub.

The recommended wire size is 6 awg copper although depending on distance and length of run could be larger. The recommended hot tub wire size is 6 awg copper. Don t use undersized wire. A 240v or a 120v hot tub will require different sizes of wires for optimum performance.

Choosing the correct wire for a hot tub ensure a safe energy efficient usage and increase the. Wires are electrical conductors that transfer electricity from a power source to an electrical device. The electrical connection to the hot tub must be single phase 220 240 volt 4 wire. A 240v or a 120v hot tub will require different sizes of wires for optimum performance.

We will provide up to 5 metres of cable and a plug to plug into the socket you have provided. Power hook up to the hot tub must be single phase 240 volt 4 wire two hot one neutral one ground. Route the 4 wires into the equipment area for final hook up to terminals inside the control panel hard wired. To ensure the power the power cable is ready for the engineer to connect to the hot tub.

Don t connect a 4 wire hot tub to a 3 wire circuit it would be unsafe illegal. Leave at least 6 inches of extra wire hanging from the spa panel. Electrical codes and details for spa and hot tub wiring. How to wire a hot tub circuit.

Beginning at the lb fitting use fish tape to pull the wires from the fitting to the spa panel. They come in different sizes or gauges materials and colors that refer to their intended function. The recommended wire size is 6 awg copper. During hot tub wiring copper wire is recommended with thhn thermoplastic nylon insulation.

That the concrete base is at least the same size of the ordered hot tub or bigger plus the base must be 10 to 15cm deep to give a strong foundation for the hot tub. Wiring a hot tub 50 amp gfci circuit. 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 four wires consist of two hots one ground and one neutral and must be hard wired to the terminals inside the hot tub control box.