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IEC 61643-21:2000

Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods

General information

Withdrawn from 20.10.2025
Directives or regulations
None

Standard history

Status
Date
Type
Name
20.10.2025
Main
27.07.2012
Amendment
25.04.2008
Amendment
28.03.2001
Corrigendum
29.09.2000
Main
Is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct effects of lightning or other transient overvoltages.
The purpose of these SPDs is to protect modern electronic equipment connected to telecommunications and signalling networks with nominal system voltags up to 1 000 V (r.m.s.) a.c. and 1 500 V d.c.

The contents of the corrigendum of March 2001 have been included in this copy.

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Standard monitoring