
Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
NORM herausgegeben am 22.5.2013
Designation standards: UNE-EN 61643-21:2002/A2:2013
Note: Änderung
Publication date standards: 22.5.2013
The number of pages: 27
Approximate weight : 81 g (0.18 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE