DIN 45635-56:1986-10

Отменен

Measurement of noise emitted by machines; airborne noise emission; enveloping surface method and in-duct method; fan-assisted warm air generators, fan-assisted air heaters and fan units of air handling devices — 6 стр.

Описание Изменения Ссылки Версии

ICS

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

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