Alarm systems. Alarm transmission systems and equipment. Requirements for equipment used in systems with digital communicators using the public switched telephone network.
NORMA vydaná dňa 15.6.1998
Designation standards: BS EN 50136-2-3:1998
Note: NEPLATNÁ
Publication date standards: 15.6.1998
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategória: Technické normy BS