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Exam 15: Special Residential Wiring Situations

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Question 21

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Explain the benefits of the new generator-ready loadcenters.

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These new loadcenters are only slightly ...

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Question 22

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The most important installation practice for a permanently installed swimming pool is the proper grounding and bonding together of all ____________________ parts in and around the pool.

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Question 23

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Pool motors can be cord-and-plug connected but if they are, the cord can't be more than __________ feet long and must contain an equipment-grounding conductor sized according to Table 250.122.

The conductors that provide electrical power to permanently installed pool lighting fixtures must be GFCI protected if the voltage is above __________ .

Article __________ in the NEC covers the requirements for swimming pools, hot tubs, and hydromassage tubs.

Outdoor lighting fixtures can be mounted on trees.

A permanently installed swimming pool must have at least one 125-volt, 15- or 20-ampere receptacle located a minimum of __________ feet from the inside wall of the pool.

Section 625.40 requires any receptacle outlet that is installed in a garage for the purpose of charging an electric vehicle to be supplied by a separate branch circuit and the branch circuit cannot have any other outlets on it.

Incandescent lamps used for lighting in a garage can be replaced with LED lamps.

The NEC requires that if a feeder supplying a detached garage from the service in the main house has an equipment-grounding conductor installed with the feeder, the grounded conductor __________ be connected to the equipment-grounding conductor or to the grounding electrode system in the garage.

When installing branch-circuit wiring in a raceway from an electrical panel inside the house to pool-associated motors, an insulated equipment grounding conductor __________.

For spas and hot tubs, at least one 125-volt, 15- or 20-ampere rated receptacle must be installed at least __________ from the inside wall of the spa or hot tub.

A(n) ____________________ is a rotating machine used to convert mechanical energy into electrical energy.

If the feeder supplying power to a loadcenter in a detached garage is installed with an equipment grounding conductor, the NEC does not require a separate grounding electrode system to be established at the detached garage.

In attached garages, the NEC requires at least __________.

All 15- and 20-ampere, 125- and 250-volt nonlocking receptacles used outdoors must be listed as weather-resistant.

PVC conduit is not permitted as the only means of support for a junction box used with underwater lighting when wiring permanently installed swimming pools.

A GFCI feed-through receptacle is an acceptable means to provide the required GFCI protection to hydromassage bathtubs and their associated equipment.

For a permanently installed swimming pool, any 15- or 20-ampere, 125 through 250 volt rated receptacle located within __________ feet of a pool's inside wall must be GFCI protected.

If a lighting fixture is installed under a canopy or under an open porch, it is considered to be in a(n) ____________________ location.