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IEC 60704-2-2:1985 ed1.0

Заменен
Test code for the determination of airborne acoustical noise emitted by household and similar electrical appliances. Part 2: Particular requirements for forced draught convection heaters — 19 стр.
ICS
97.100.10 Electric heaters / Электрические нагреватели
17.140.20 Noise emitted by machines and equipment / Шум от машин и оборудования