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>BS EN IEC 62271-104:2020 High-voltage switchgear and controlgear Alternating current switches for rated voltages higher than 52 kV
sklademVydáno: 2020-10-06
BS EN IEC 62271-104:2020 High-voltage switchgear and controlgear Alternating current switches for rated voltages higher than 52 kV

BS EN IEC 62271-104:2020

High-voltage switchgear and controlgear Alternating current switches for rated voltages higher than 52 kV

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Označení normy:BS EN IEC 62271-104:2020
Počet stran:58
Vydáno:2020-10-06
ISBN:978 0 539 00301 7
Status:Standard
DESCRIPTION

BS EN IEC 62271-104:2020


This standard BS EN IEC 62271-104:2020 High-voltage switchgear and controlgear is classified in these ICS categories:
  • 29.130.10 High voltage switchgear and controlgear
  • 29.130.99 Other switchgear and controlgear
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.
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