Standard Test Method for Determining A-Weighted Sound Power Level of Central Vacuum Power Units
NORMA vydaná dňa 1.3.2018
Designation standards: ASTM F2544-11(2018)
Note: NEPLATNÁ
Publication date standards: 1.3.2018
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: American technical standard
Kategória: Technické normy ASTM
Keywords:
A-weighted, central vacuum cleaner, reference sound source (RSS), sound power level, vacuum cleaners,, ICS Number Code 17.140.20 (Noise emitted by machines and equipment),97.080 (Cleaning appliances)