Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148.5 kHz. General requirements, frequency bands and electromagnetic disturbances.
NORMA vydaná dňa 1.4.1992
Designation standards: BS EN 50065-1:1992
Note: NEPLATNÁ
Publication date standards: 1.4.1992
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: British technical standard
Kategória: Technické normy BS