BS EN ISO 5135:2020-声学通过混响试验室中的测量测定来自风道末端装置、风道末端装置、阻尼器和阀门的噪声声功率级-国家数字标准馆

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Acoustics. Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room 声学通过混响试验室中的测量测定来自风道末端装置、风道末端装置、阻尼器和阀门的噪声声功率级

发布日期： 2020-09-16

本文件建立了空气扩散和空气分配系统中使用的空气终端设备、空气终端装置、阻尼器和阀门的声学测试的一般规则，以确定ISO 3741中定义的声功率级。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document establishes general rules for the acoustic testing of air-terminal devices, air-terminal units, dampers and valves used in air diffusion and air distribution systems in order to determine sound power levels as defined in ISO 3741.All current amendments available at time of purchase are included with the purchase of this document.

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发布单位或类别：英国-英国标准学会

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