Question 10028 of 931 · Texas Journeyman Electrician Exam
When a copper grid is used for pool perimeter bonding, the conductors must form a grid with a uniform spacing of how much?
Exactly one answer is correct.
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Correct answer to question 10028
- C: 12 in by 12 in
Explanation
A perimeter copper grid uses 8 AWG bare solid copper bonded at all crossings in a uniform 12 in by 12 in pattern, with a 4 in tolerance. It follows the contour of the perimeter surface.
More questions: Special Equipment, Pools, PV and EV
- 10030For conductive pool shells, perimeter surface bonding must attach to the structural reinforcing steel or copper grid at a minimum of how many points?
- 10031Pool water must be bonded by a conductive surface in contact with the water of at least what area?
- 10032Metal parts such as fences or railings must be bonded when within what distance of the inside walls of a pool, unless separated by a permanent barrier?
- 10033A commercial spa requires an emergency shutoff for the recirculation and jet system. Where must it be installed?
- 10034Receptacles in an indoor spa or hot tub area must be located at least how far from the inside walls of the spa or hot tub?
- 10035What protection is required for the outlet supplying a self-contained outdoor spa or hot tub?