
Acoustics. Determination of sound power radiated into a duct by fans. In-duct method
STANDARD published on 1.8.1997
Designation standards: STN EN 25136
Classification mark: 123064
Catalog number: 52980
Note: WITHDRAWN
Publication date standards: 1.8.1997
Approximate weight : 36 g (0.08 lbs)
Country: Slovak technical standard
Category: Technical standards STN