ALARM SYSTEMS. ALARM TRANSMISSION SYSTEMS AND EQUIPMENT. PART 1-4: REQUIREMENTS FOR SYSTEMS WITH VOICE COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK.
NORMA vydána dne 13.11.1998
Designation standards: UNE-EN 50136-1-4:1998
Note: NEPLATNÁ
Publication date standards: 13.11.1998
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE