ANSI/NEMA C78.389-2004 (R2009)

Describes the procedures to be followed and the precautions to be observed in measuring the electrical characteristics of HID lamps as outlined in the ANSI specifications for mercury, high-pressure sodium and metal halide lamps, as referenced in Clause 2, Normative References.

This product replaces:ANSI C78.386-1989 - American National Standard for Electric Lamps - Mercury Lamps - Methods of Measuring Characteristics
ANSI C78.387-1995 - Metal-Halide Lamps - Method of Measuring Characteristics