IEC 60439-2 Ed. 3.0被替代
Low-voltage switchgear and controlgear assemblies Part 2: Particular requirements for busbar trunking systems (busways)
出版：International Electrotechnical Committee
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基本信息
标准编号： IEC 60439-2 Ed. 3.0
发布时间：2000/3/21 0:00:00
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：67
标准简介
Applies to busbar trunking systems intended to supply luminaires through tap-off units but does not apply to supply track systems in accordance with IEC Publication 570.
本标准修订后的版本
