Fire detection and alarm systems — Part 7: Point-type smoke detectors using scattered light, transmitted light or ionization
NORM herausgegeben am 14.7.2023
Designation standards: ISO 7240-7:2023-ed.4.0
Publication date standards: 14.7.2023
The number of pages: 59
Approximate weight : 177 g (0.39 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO