
Fire detection and fire alarm systems - Part 24: Components of voice alarm systems - Loudspeakers
NORMA vydána dne 27.1.2010
Designation standards: UNE-EN 54-24:2010
Publication date standards: 27.1.2010
The number of pages: 61
Approximate weight : 183 g (0.40 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE