
Low-voltage switchgear and controlgear Part 2: Circuit-breakers
出版:International Electrotechnical Committee

专家解读视频
基本信息
标准编号: IEC 60947-2 Ed. 3.0
发布时间:2003/4/17 0:00:00
标准类别:Standard
出版单位:International Electrotechnical Committee
标准页数:113
标准简介
Applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally fused circuit-breakers. It applies whatever the rated currents, the method of construction or the proposed applications of the circuit-breakers may be.
替代本标准的新标准