International Electrotechnical Commission

Publication detail

Reference	IEC 61643-22 ed1.0 withdrawn corrigendum	> preview
Title	Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
Publication date	2004-11-08
Format, price (Swiss francs) and language	230.- 95 pages 230.- 1263 Kb
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.
Technical Committee	37A - Low-voltage surge protective devices
ICS Codes	29.240 Power transmission and distribution networks *Electricity supply systems in buildings, see 91.140.50 29.240.10 Substations. Surge arresters
Replaced by
Stability date	2015
Work in progress	Project Stage code Forecast publication date IEC 61643-22 Ed.2  CDM 2015-03-31

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