
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
標準編號: IEC 60947-4-2 Ed. 2.1
發布時間:2002/3/26 0:00:00
標準類別:Standard
出版單位:International Electrotechnical Committee
標準頁數:171
標準簡介
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.
本標準替代的舊標準
等同采用的國際標準
AS 60947.4.2-2004 - Identical
本標準修訂后的版本