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| T/CGMA 022001-2019 Weather-proof performance test for roof ventilators (English Version) |
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Introduction of T/CGMA 022001-2019
本标准规定了屋顶通风装置防雨性能试验的试验布置、试验方法、仪器仪表、试验结果评定等规则。
本标准适用于标准化实验室条件下对垂直安装在屋顶用于送、排风的各类通风装置本体结构防雨性能的测定，这些屋顶通风装置既包括GB/T 19075中定义的有驱动装置的屋顶通风机，也包括无动力屋顶风机、屋面通风器等屋顶自然通风装置。
屋顶风机安装底座及其安装方式的防雨性能因涉及现场施工条件，不在本标准的范围之内。
Contents of T/CGMA 022001-2019