CEI EN IEC 62271-112:2022现行
High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines (IEC 62271-112:2021)
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基本信息
标准编号： CEI EN IEC 62271-112:2022
标准类别：Standard
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标准页数：0
标准简介
This part of IEC 62271 applies to AC high-speed earthing switches (hereinafter termed HSES) designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having rated voltages of 550 kV and above.
