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.
Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-2: Particular requirements for fan heaters— 24 стр.
Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-2: Particular requirements for fan heaters— 24 стр.
