UNE-EN 61643-21:2002

Low voltage surge protective devices -- Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.

NORMA vydaná dňa 28.10.2002

Anglicky -
Elektronické PDF (101.90 EUR)

Anglicky -

Tlačené (112.10 EUR)

Španielsky -

Elektronické PDF (101.90 EUR)

Španielsky -

Tlačené (112.10 EUR)

The information about the standard:

Designation standards: UNE-EN 61643-21:2002
Publication date standards: 28.10.2002
The number of pages: 65
Approximate weight : 195 g (0.43 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE