scope:

This standard sets forth the physical and electrical requirements for double-ended metal halide lamps operated on 60 Hz. ballasts to ensure interchangeability and safety. The data given also provides the basis for the electrical requirements for ballasts and ignitors, as well as the lamp-related requirements for luminaires. This standard includes lamps whose arc tubes are made of quartz or ceramic materials. Luminous flux and lamp color is not part of this standard.