Pool Electrical Requirements

ELECTRICAL GROUND WORK INSPECTION
Bond following metal parts together: (680-22(a))

• Ladders
• Handrails
• Forming shells of wet-niche fixtures
• Brackets of no-niche fixtures
• Metal parts associated with pool structure
• Metal parts of electrical equipment associated with the pool water circulating system:
  • Pump motors
  • Metal parts of equipment associated with pool covers
  • Electric motors
• All fixed metal parts that are within 5 ft. horizontally of the inside walls of the pool, and within 12 ft. above the maximum water level of the pool.

Bonding grid used to bond metal parts together: (680-22(b))

• No. 8 or larger solid copper conductor, insulated, covered or bare
• Structural reinforcing steel of a concrete pool where the reinforcing rods are bonded together by the usual steel tie wires
• The wall of a bolted or welded metal pool
• Rigid metal conduit or intermediate metal conduit of brass or other identified corrosion-resistant metal conduit

Underground wiring burial depth (680-10)

• Rigid metal conduit 6"
• Intermediate metal conduit 6"
• Nonmetallic raceways listed for direct burial without concrete encasement 18"
• U.F. cable to GFCI protected 15- or 20-ampere 120-volt receptacle 12"

• A disconnecting means shall be provided within site of pool equipment and shall be located at least 5 ft. from the inside walls of the pool (680-12).
• A disconnect means shall be provided within site of pump motor and controller (430-102(a)&(b)).
• Motors, panelboards, & disconnecting means, shall have an equipment-grounding conductor installed to the service equipment. (680-25(c)&(d)).
  
  
  • It shall be an insulated conductor.
  • Sized in accordance with Table 250-122 but not smaller than No. 12
  • Installed with the feeder conductors in:
    • Rigid metal conduit
    • Intermediate metal conduit
    • Liquidtight flexible nonmetallic conduit
    • Rigid nonmetallic conduit.
  • Any wiring method in chapter 3 can be used for:
    • Motors in the interior of a one family dwelling
    • Motors in a separate building associated with a one family dwelling
    • Between the service equipment and existing remote panelboards
    • Panelboards in a separate building or structure.
      
      
• Wet-niche, no-niche & dry-niche fixtures (680-20(a)(b)&(d))
  
  
  • GFCI-protected 
  • Installed so the top of the fixture is at least 18" below normal water level 
  • Connected to an insulated copper equipment-grounding conductor not smaller than No. 12.

              Installed in:

• Rigid metal conduit
• Intermediate metal conduit
• (Metal conduit shall be of brass from deck box to wet-niche & no-niche fixtures)
• Liquidtight flexible nonmetallic conduit, or
• Rigid nonmetallic conduit
  • Where a nonmetallic conduit is used, a No. 8 insulated copper conductor shall be installed.
  • Termination shall be covered with, or encapsulated in, a listed potting compound.
    
    

• Dry-Niche Fixtures (690-20(c))
  
  
  • Provided with a provision for drainage
  • Means for accommodating one equipment grounding conductor for each conduit entry
  • Wiring method:
    • Rigid metal conduit,
    • Intermediate metal conduit,
    • Liquidtight flexible nonmetallic conduit, or
    • Rigid nonmetallic
      
      
• A junction box ("deck box") shall be installed as follows:  (680-21(a))
  
  
  • Listed and labeled for the purpose
  • Equipped with threaded entries or hubs
  • Of copper, brass, suitable plastic, or other approved corrosion-resistant material
  • Provided with electrical continuity between connected metal conduit and the grounding terminals
  • Located not less than 4 in. above the ground level or pool deck, or not less than 8 in. above the maximum pool water level
  • Located not less than 4 ft from the inside wall of the pool, unless separated from the pool by a permanent barrier
  • Provided with at least one more grounding terminal than the number of conduit entries.
    
    
• Lighting fixtures must be: (680-6(b))
  
  
  • At least 5' horizontally and 12' vertically from the maximum water level of the pool    
  • Must be GFCI protected if located in a area between 5' and 10' horizontally and located less than 5' vertically
  • Switching devices must be located 5' horizontally.
    
    
• One 125-volt 15- or 20-ampere receptacle must be:
  
  
  • Located 10 ft. minimum and 20 ft. maximum from the inside wall of the pool
  • GFCI protected (680-6(a)).