本文件规定了在标准化条件下有效地确定、声明和验证液体泵或泵装置的空气噪声排放所需的所有信息（见4.1）。它规定了噪声测量方法以及试验所用的操作和安装条件。 噪声发射特性包括指定位置的发射声压级和声功率级。交叉引用:ISO 11203:1995ISO 9614-1:1993ISO 3746:2010ISO 9614-2:1996ISO 3743-1:2010ISO 3744:2010ISO 17769-1:2012ISO 3743- 2:2018ISO 4871:1996ISO 17769-2:2012ISO 12100EN 809+A1包含以下内容:修订，2020年4月

This document specifies all the information necessary to carry out efficiently and under standardized conditions the determination, declaration, and verification of the airborne noise emission of liquid pumps or pump units (see 4.1). It specifies the noise measurement methods and the operating and mounting conditions that shall be used for the test. Noise emission characteristics include emission sound pressure levels at specified positions and the sound power level.Cross References:ISO 11203:1995ISO 9614-1:1993ISO 3746:2010ISO 9614-2:1996ISO 3743-1:2010ISO 3744:2010ISO 17769-1:2012ISO 3743-2:2018ISO 4871:1996ISO 17769-2:2012ISO 12100EN 809+A1Incorporates the following:Amendment, April 2020