Jul 5, 2018


A complete lighting unit consisting of a light source(s) and ballast(s) or driver(s) (when applicable), together with the parts designed to distribute the light, to position and protect the light source(s), and to connect the light source(s) to the power supply. Also known as a light fixture.

NOTE: This definition was changed in ANSI/IES RP-16-17 Addendum 4.

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