Standard search page
Standard number : EN 61643-21:2001
Extension :
Dor : 2000-11-01
Dow : 2003-11-01
Scheme, Webcodes & Date of Inclusion:
CCA |
|
|
Product category : PROT
Status : Activated
Title : Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
Common modifications, special national conditions, A-deviations :
List of Editions & Amendments :
Editions / Amendment : + A1:2009
Dor : 2009-03-01
Dow : 2012-03-01
Editions / Amendment : + A2:2013
Dor : 2012-08-31
Dow : 2015-08-31