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

OVERVIEW

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.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2000
No. of Pages 111
ICS Classification 29.240.10 Substations. Surge arresters
Committee TC 37/SC 37A
Available for Purchase For sale in Singapore only
Adoption IEC