
Fans. Determination of fan sound power levels under standardized laboratory conditions. Enveloping surface methods.
NORMA vydaná dňa 24.3.2026
Designation standards: BS ISO 13347-3:2026
Publication date standards: 24.3.2026
The number of pages: 30
Approximate weight : 90 g (0.20 lbs)
Country: British technical standard
Kategória: Technické normy BS
ISBN: 978 0 539 28760 8 Status: Definitive