BS EN IEC 61643-21:2026 | British Standards

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

BS EN IEC 61643-21:2026

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

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ISBN: 9780539181777

Keywords:
Overcurrent protection, Surge limiters, Lightning protection, Telecommunication systems, Circuits, Communication networks, Overvoltage protection, Electrical equipment, Electrical testing, Mechanical testing, Low voltage, Type testing, Rated voltage, Electrical protection equipment, Environmental testing, Surge protection, PDF

Publication Date	14 Jan 2026
Product SKU	30439451
ISBN	9780539181777
BSI Code	BS EN IEC 61643-21:2026
No. of pages	92
Replaces	BS EN 61643-21:2001+A2:2013
Publisher	British Standards Institution

Identical National Standard to:

IEC 61643-21:2025
EN IEC 61643-21:2026

BS EN IEC 61643-21:2026 | British Standards

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