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IEC 61643-22 Ed. 1.0 Edition 11/2004
Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
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Abstract

Describes the principles for the selection, operation, location and coordination of SPDs connected to telecommunication and signalling networks with nominal system voltages up to 1 000 V r.m.s. a.c. and 1 500 V d.c. Also addresses SPDs that incorporate protection for signalling lines and power lines in the same enclosure.

Status

Standard - Active

Origin

Technical Committee :
37A : Low-voltage surge protective devices

Implementation

start of the vote on the project      date of ratification (dor)   
end of the vote on the project      date of anouncement (doa)   
start of the vote on the final project      date of publication (dop)   
end of the vote on the final project      date of withdrawal (dow)   


Publication Official Journal
of the Grand-Duchy of Luxembourg
Reference

Relations

Evolutions
IEC 60947-2 Ed. 4.2

International Classification for Standards (ICS codes) :

29.240 : Power transmission and distribution networks
29.240.10 : Substations. Surge arresters

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