Tracked Changes. Low voltage surge protective devices Surge protective devices connected to telecommunications and signalling networks. Requirements and test methods
BS EN IEC 61643-21:2026 - TC
Tracked Changes. Low voltage surge protective devices Surge protective devices connected to telecommunications and signalling networks. Requirements and test methods
This is a Tracked Changes version
Tracked Changes is a version of a standard that indicates a change has been made, during the standards revision process, between the active standard and its previous version. Additions, deletions, and other formatting and/or content revisions are clearly displayed as underlined and strike through texts, ensuring all changes made between the two documents are quickly and easily identified
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ISBN: 9780539405774
Keywords:
Electrical protection equipment, Electrical equipment, Overcurrent protection, Low voltage, Circuits, Type testing, Overvoltage protection, Rated voltage, Surge limiters, Mechanical testing, Electrical testing, Surge protection, Lightning protection, Environmental testing, Telecommunication systems, Communication networks, PDF
| Publication Date | 28 Jan 2026 |
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| Product SKU | 30553429 |
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| ISBN | 9780539405774 |
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| BSI Code | BS EN IEC 61643-21:2026 - TC |
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| No. of pages | 250 |
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| Category | Tracked |
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| Publisher | British Standards Institution |
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