NA 031
DIN Standards Committee Firefighting and Fire Protection
Draft standard
[Withdrawn]
DIN EN 54-20
DIN EN 54-20
Fire detection and fire alarm systems - Part 20: Aspirating smoke detectors; German version prEN 54-20:2014
Title (German)
Brandmeldeanlagen - Teil 20: Ansaugrauchmelder; Deutsche Fassung prEN 54-20:2014