OS GSO IEC 62271-100:2025
IEC 62271-100:2021
Omani Standard
Current Edition
·
Approved on
14 October 2025
High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers
OS GSO IEC 62271-100:2025 Files
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OS GSO IEC 62271-100:2025 Scope
IEC 62271-100:2021 is applicable to three-phase AC circuit-breakers designed for indoor or outdoor installation and for operation at frequencies of 50 Hz and/or 60 Hz on systems having voltages above 1 000 V. This document includes only direct testing methods for making-breaking tests. For synthetic testing methods refer to IEC 62271-101.
This third edition cancels and replaces the second edition published in 2008, Amendment 1:2012 and Amendment 2:2017. This edition constitutes a technical revision.
The main changes with respect to the previous edition are listed below:
– the document has been updated to IEC 62271-1:2017;
– Amendments 1 and 2 have been included;
– the definitions have been updated, terms not used have been removed;
– Subclauses 7.102 through 7.108 have been restructured.
The contents of the corrigendum of December 2021, July 2022 and January 2024 have been included in this copy.
This third edition cancels and replaces the second edition published in 2008, Amendment 1:2012 and Amendment 2:2017. This edition constitutes a technical revision.
The main changes with respect to the previous edition are listed below:
– the document has been updated to IEC 62271-1:2017;
– Amendments 1 and 2 have been included;
– the definitions have been updated, terms not used have been removed;
– Subclauses 7.102 through 7.108 have been restructured.
The contents of the corrigendum of December 2021, July 2022 and January 2024 have been included in this copy.
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