Electrical Bonding Code

680.26 Equipotential Bonding (A) Performance – The equipotential bonding required shall be installed to reduce voltage gradients in the pool area. (5) Metal Fittings – All metal fittings within or attached to the pool structure shall be bonded. Isolated parts that are not over 100mm (4 in.) in any dimension and do not penetrate into the pool structure more than 25mm (1 in.) shall not require bonding. The following shall be grounded:
  • All electric equipment within 5 feet of the inside walls of the pool shall be grounded
  • All electric equipment associated with re-circulating system of the pool.
  • All metal parts of the pool structure, including the reinforcing metal of the pool shell, coping stones and deck.
  • All forming shells.
  • All metal fittings within or attached to the pool structure.
  • Metal parts of electric equipment associated with the pool water circulating system.
  • Metal conduit, metal piping, and all fixed parts that are within 5 feet of the inside walls of the pool and that are not separated from the pool by a permanent barrier. Art. 680-22.
  • These parts shall be connected to a common bonding grid with a solid copper conductor, insulated, covered or bare, not smaller than No. 8. Connection shall be made by pressure connectors or clamps of brass, copper or copper alloy.
Where a permanently installed pool in installed at a dwelling unit at least one 120-volt receptacle shall be installed a minimum of 10 feet from and no more than 20 feet from the inside wall of the pool. Art. 680-22. It shall be on a ground fault interrupter. Article (680.22). This receptacle is in addition to an receptacle for the pump. THE FOLLOWING EQUIPMENT SHALL BE GROUNDED
  • Wet-niche underwater lighting fixtures.
  • Dry-niche underwater lighting fixtures.
  • All electric equipment within 5 feet of the inside walls of the pool.
  • All electric equipment associated with re-circulating system of the pool.
  • Junction boxes.
  • Transformer enclosures.
  • Grounded fault circuit interrupters.
Panel board that are not part of the service equipment and that supply any electric associated with the pool. Art. 680-25. Underground wiring shall not be permitted under the pool or under the area extending 5 feet horizontally from the inside wall of the pool. Ex. No. 2 – When space limitations prevent wiring from being routed 5 feet or more from the pool, such wiring shall be permitted when installed in rigid metal conduit, intermediate metal conduit or nonmetallic raceway system. All metal conduit shall be corrosion-resistant and suitable for the location. Art. 680-10. Lighting fixtures and lighting outlets installed in the area extending between 5 feet and 10 feet horizontally from the inside walls of the pool shall be protected by a ground-fault circuit interrupter. Art. 680-22. DEFINITION: Storable Swimming Pool or Wading Pool: A pool with a maximum dimension of 18 feet and maximum wall height of 42 inches and so constructed that it may be readily dissembled for storage or reassembled to its original integrity.