标准编号：ISO 4148:2004
中文名称：道路车辆.专用警示信号灯.尺寸
英文名称：Road vehicles — Special warning lamps — Dimensions
发布日期：2004-11
标准范围
This International Standard specifies the dimensions of special warning lamps for road vehicles, in order toensure interchangeability and accurate positioning, bearing in mind the rapid change of light intensity fromsuch devices in a vertical cross-section of the projected beam.It also specifies (see Annex A) methods for testing the magnetic-base mountings used to install specialwarning lamps directly on the steel sheet of the roof or body of a vehicle (special warning lamps ofCategory D).NOTE In certain countries and international bodies, the term “light” is sometimes used instead of “lamp”.
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