Fire detection and alarm systems — Part 21: Routing equipment
NORM herausgegeben am 4.7.2005
Designation standards: ISO 7240-21:2005
Publication date standards: 4.7.2005
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO
Description / Abstract: ISO 7240-21:2005 specifies requirements, methods of test, and performance criteria for fire-alarm routing (transmitting) equipment and for fault (trouble) warning routing equipment for use in fire detection and fire alarm systems installed in buildings.