IEC 60947-4-2 Ed. 2.1被替代
Low-voltage switchgear and controlgear Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
出版：International Electrotechnical Committee
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基本信息
标准编号： IEC 60947-4-2 Ed. 2.1
发布时间：2002/3/26 0:00:00
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：171
标准简介
Applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c.
本标准替代的旧标准
等同采用的国际标准
AS 60947.4.2-2004 - Identical
本标准修订后的版本
