Test code for the determination of airborne acoustical noise emitted by household and similar electrical appliances. Part 1: General requirements.— 55 стр.
Applies to the methods of determination of airborne acoustical noise emitted by household and similar electrical appliances supplied from mains or from batteries.
17.140.20 Noise emitted by machines and equipment / Шум от машин и оборудования
97.030 Domestic. Including water-bed heaters and electric blankets / Бытовые электрические приборы в целом. Включая нагреватели водяных кроватей и электроодеяла