IEC 60238 Ed. 7.2被替代
Edison screw lampholders
出版：International Electrotechnical Committee
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基本信息
标准编号： IEC 60238 Ed. 7.2
发布时间：2002/12/6 0:00:00
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：141
标准简介
Applies to lampholders with Edison thread E14, E27 and E40, designed for connection to the supply of lamps and semi-luminaires only. Also applies to: -switched-lampholders for use in a.c. circuits only, where the working voltage does not exceed 250 V r.m.s; -lampholders with Edison thread E5 designed for connection to the supply mains of series connected lamps, with a working voltage not exceeding 25 V; -lampholders with Edison thread E10 designed for connection to the supply mains of series connected lamps, with a working voltage not exceeding 60 V; -lampholders to be used indoors or outdoors in residential as well as in industrial lighting installations.
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