Swimming Pool Wiring


ALL INGROUND POOLS AND ANY POOL OVER 18′ IN DIMENTION THAT IS ABOVE GROUND AND HOLDING WATER GREATER THAN 42″ DEEP IS TO BE CONSIDERED A PERMINENTLY INSTALLED POOL
1) Pool Pump Receptacle (Outlet) and Wiring Method
a. If a pump motor receptacle is located between 6’ – 10’ from the inside pool wall, the receptacle must be a single twist-lock outlet, grounded, and Ground Fault Circuit Interrupter (GFCI) protected
b. Receptacle must have a weatherproof cover that can be closed when the cord is plugged in. (In-use type cover)
c. An Automatic Timer (Time Switch) must be installed on swimming
pool pumps.

d. The circuit line for the pump motor must be a continuous line going directly to the panel box, and is to be isolated from all other receptacles.
e. Wire for the pump motor shall not be less than #12 AWG insulated copper grounded wire, and must be in conduit. (except when entering a building the wire can change to NM) (Cannot use UF wire in conduit)
f. Conduit
i. PVC – All PVC conduit* must be buried at least 18” deep
ii. Metal – All Rigid Metal Conduit* must be at least 6” deep
* Wires used in conduit must be single strand wires (ex: THHN, etc) NO UF CABLE
2) Convenience Receptacle (Outlet) and Wiring Method
a. At least one (1) convenience receptacle must be located not closer than 6’ but not further than 20’ from the inside pool wall (Can be existing and/or wired with any approved wiring method)
b. Convenience receptacle must be GFCI protected.
c. Must have a weatherproof cover where exposed to the weather (In-use type cover required on used, unattended, receptacles in wet locations)
d. Must be separate from the pool pump receptacle wiring.
e. Wiring
i. UF cable if buried must be at least 24” deep
ii. PVC – All PVC conduit* must be buried at least 18” deep
iii. Metal – All Rigid Metal Conduit* must be at least 6” deep
* Wires used in conduit must be single strand wires (ex: THWN, etc) NO UF CABLE

3) Bonding The Pool

a. All metal parts must be bonded together using a #8 (or larger) solid copper wire. (motor, ladder, lights, etc)
b. Must use non-corrosive clamps.
c. Conductive pool shells must be bonded in a minimum of four (4) equal spots uniformly spaced around the pool.
d. Nonconductive pool shells must have a #8 (or larger) solid copper wire 18″-24″ from the inside pool wall under the perimeter surface 4″-6″ below the final grade.
e. A minimum of nine (9) square inches of metal must be in the water to bond the water.

4) Other

a. Building Permits are required. Secure a Building Permit from your municipality prior to beginning work
b. Pool Alarms (Check with your local Building Department for additional information)
c. If a Pool Heater is present, an Automatic Timer (Time Switch) must be installed on the pool heater and must be equipped with a readily accessible on-off switch to shut off the heater without adjusting the thermostat setting.

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