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ILNAS-EN IEC 62271-104:2020 Edition 10/2020
High-voltage switchgear and controlgear - Part 104: Alternating current switches for rated voltages higher than 52 kV
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  • 67.3 / copy
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Abstract

IEC 62271-104:2020 is applicable to three-pole alternating current switches for rated voltages higher than 52 kV, having making and breaking current ratings, for indoor and outdoor installations, and for rated frequencies up to and including 60 Hz. This third edition replaces and cancels the second edition published in 2015. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - new numbering, following IEC 62271-1:2017.

Status

Standard - Active

Origin

Technical Committee :
CLC/TC 17AC : High-voltage switchgear and controlgear

Implementation

start of the vote on the project    05/04/2019   date of ratification (dor)    25/09/2020
end of the vote on the project    28/06/2019   date of anouncement (doa)    25/12/2020
start of the vote on the final project    08/05/2020   date of publication (dop)    25/06/2021
end of the vote on the final project    19/06/2020   date of withdrawal (dow)    25/09/2023


Publication Official Journal
of the Grand-Duchy of Luxembourg
20/04/2021
Reference Mémorial A N° 311

Relations

Relations to international standards
IEC 62271-104:202X 
IEC 62271-104:2020 
IEC 62271-104:201X 

International Classification for Standards (ICS codes) :

29.130.10 : High voltage switchgear and controlgear
29.130.99 : Other switchgear and controlgear

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