BS EN IEC 61643-21:2026

Low voltage surge protective devices. Surge protective devices connected to telecommunications and signalling networks. Requirements and test methods.

NORM herausgegeben am 14.1.2026

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The information about the standard:

Designation standards: BS EN IEC 61643-21:2026
Publication date standards: 14.1.2026
The number of pages: 92
Approximate weight : 307 g (0.68 lbs)
Country: British technical standard
Kategorie: Technische Normen BS

Annotation of standard text BS EN IEC 61643-21:2026 :

ISBN: 978 0 539 18177 7 Status: Definitive