EN IEC 62271-112:2021现行
High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines
出版：European Committee for Standards - Electrical
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基本信息
标准编号： EN IEC 62271-112:2021
标准类别：Standard
出版单位：European Committee for Standards - Electrical
标准页数：0
标准简介
This part of IEC 62271 applies to AC high-speed earthing switches (hereafter termed HSES) designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having voltages of 550 kV and above.
本标准替代的旧标准
