Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 3: Enveloping surface methods
NORMA vydána dne 17.8.2004
Designation standards: ISO 13347-3:2004
Publication date standards: 17.8.2004
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: International technical standard
Kategorie: Technické normy ISO