
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz -- Part 4-2: Low voltage decoupling filters - Safety requirements.
NORM herausgegeben am 25.4.2003
Designation standards: UNE-EN 50065-4-2/A1:2003
Note: Änderung
Publication date standards: 25.4.2003
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE