I.S. EN 62271-104:2009被替代
High-voltage Switchgear and Controlgear Part 104: Alternating Current Switches for Rated Voltages of 52 kv and Above
出版：National Standards Authority of Ireland
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基本信息
标准编号： I.S. EN 62271-104:2009
发布时间：2010/1/19 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：53
标准简介
Pertains to three-pole alternating current switches for rated voltages 52 kV and above, having making and breaking current ratings, for indoor and outdoor installations, and for rated frequencies up to and including 60 Hz.
本标准替代的旧标准
替代本标准的新标准
