1.2 These requirements also cover:
a) Metal luminaire housings (forming shells) for use with wet-niche luminaires intended for installation as described in 1.1;
b) Mounting brackets for use with no-niche luminaires intended for installation as described in 1.1; and
c) Electric luminaires and junction boxes for installation in fountains and similar water-containing vessels not intended to accommodate the complete or partial immersion of persons.
1.3 These requirements do not cover junction boxes for use in swimming pools and spas, ground-fault circuit-interrupters, transformer enclosures, or transformers used for the supply of underwater luminaires.
1.4 A wet-niche luminaire as covered by these requirements is one intended for installation in a metal luminaire housing (forming shell) mounted in or on the wall of a swimming pool or fountain where the luminaire will be surrounded by water. The luminaire is supplied by a flexible cord of sufficient length to permit the luminaire to be removed from the niche and lifted to the deck for servicing.
1.5 A dry-niche luminaire as covered by these requirements is one intended to be permanently mounted and sealed in the wall of a swimming pool or fountain. It is equipped with provisions for conduit connection, and is designed to be serviced from the rear in a passageway or tunnel behind the wall or from the deck.
1.6 A no-niche luminaire as covered by these requirements is one intended for installation on a mounting bracket that is, in turn, mounted in or on the wall of a swimming pool or fountain where the luminaire will not extend behind the plane of the wall and will be surrounded by water. The luminaire is supplied by a flexible cord of a length that permits the luminaire to be removed from the mounting bracket and lifted to the deck for servicing.
