BS EN ISO 5136:2009

Действует

Acoustics. Determination of sound power radiated into a duct by fans and other air-moving devices. In-duct method — 80 стр.

ICS

23.120 Ventilators. Fans. Air-conditioners / Вентиляторы. Фены. Кондиционеры

17.140.20 Noise emitted by machines and equipment / Шум от машин и оборудования