(IEC 62271-100:2021 + COR2:2022); German version EN IEC 62271-100:2021 + AC:2022 Class/Status:
VDE Art. No.: 0600399
This part of IEC 62271 is applicable to AC circuit-breakers designed for indoor or outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 1 000 V. It is only applicable to three-pole circuit-breakers for use in three-phase systems and single-pole circuit-breakers for use in single-phase systems. Two-pole circuit-breakers for use in single-phase systems and application at frequencies lower than 50 Hz are subject to agreement between manufacturer and user.
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