标准摘要
[中文适用范围]： 一般更换：本标准适用于设计用于放置在地板@桌子或柜台@等@或壁挂式安装的电风扇加热器。本标准不适用于 ——储藏室电加热器； -房间加湿器； -房间除湿机； -空气净化器； -专为工业用途设计的加热器。噪声类型 替代： ISO 3743-1@ ISO 3743-2 和 ISO 3744 可用于测量风扇加热器发出的噪声。源的大小 更换：ISO 3744 中规定的方法适用于任何大小的噪声源。应用 ISO 3743-1 和 ISO 3743-2@ 时，应注意被测器具的最大尺寸满足 ISO 3743-1 和 ISO 3743-2 第 1.3 款规定的要求。 [外文原描述]： IEC 60704-2-2:2009 provides the methods of determination of airborne acoustical noise emitted by electric fan heaters, designed for placing on the floor, table or counter,etc., or for wall mounting supplied from mains or from batteries. The main changes from the previous edition are as follows: provisions with regard to measurement uncertainty and standard deviation for declaration and verification have been included in the scope. This publication is to be read in conjunction with IEC 60704-1:2010 .
英文名称Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-2: Particular requirements for fan heaters