This part of EN 62271 applies to high-voltage alternating current disconnecting circuit-breakers for operation at frequencies of 50 Hz and 60 Hz on systems having voltages of 72,5 kV and above. This standard identifies which requirements of EN 60694, EN 62271-100 and EN 62271-102 standards are applicable. It also gives the additional requirements specific to these devices. This standard covers a circuit-breaker which, when in the open position, satisfies the requirements of both a circuit-breaker and a disconnector.
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EN 62271-1:2017 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear
EN IEC 62271-100:2021 High-voltage switchgear and controlgear - Part 100: Alternating current circuit-breakers
EN IEC 62271-102:2018 High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches
EN 62271-1:2017 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear
EN IEC 62271-100:2021 High-voltage switchgear and controlgear - Part 100: Alternating current circuit-breakers
EN IEC 62271-102:2018 High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches
FprEN IEC 62271-100:2021 High-voltage switchgear and controlgear - Part 100: Alternating current circuit-breakers
IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
IEC 60050-614:2016 International Electrotechnical Vocabulary (IEV) - Part 614: Generation, transmission and distribution of electricity - Operation
prEN IEC 62271-100:2020 High-voltage switchgear and controlgear - Part 100: Alternating current circuit-breakers