High intensity discharge lamps and ballasts Standards set contains low/high pressure lamps and metal-halide lamps. Set includes: ANSI C78.30, ANSI C78.40, ANSI C78.41, ANSI C78.42, ANSI C78.43, ANSI C78.44, ANSI C78.45, ANSI C78.379, ANSI C78.380, ANSI C78.389, ANSI C79.1, ANSI C81.61, ANSI C81.62, ANSI C81.63, ANSI C82.14, ANSI C82.4, ANSI C82.6, ANSI C82.77, ANSI C82.9.
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