GB/T 31437-2015 in English

《GB/T 31437-2015单元式通风空调用空气-空气热交换机组》由TC143（全国暖通空调及净化设备标准化技术委员会）归口，主管部门为住房和城乡建设部。
本标准规定了单元式通风空调用空气-空气热交换机组的术语和定义、分类与标记、一般要求、要求、试验方法、检验规则、标志、包装、运输和贮存、随机技术文件的基本内容等。
本标准适用于以室外低温空气为冷源,通过室内空气与室外空气间接换热方式或将室外空气送入室内直接换热方式以及将以上两种方式组合成一体的换热方式实现对室内空气降温的空气-空气热交
换机组。

Scope

This standard specifies the terms and definitions, classification and marking, general requirements, requirements, test methods, inspection rules, signs, packaging, transportation and storage, basic content of random technical documents, etc. . This standard is applicable to use outdoor low-temperature air as the cold source, through indirect heat exchange between indoor air and outdoor air, direct heat exchange by sending outdoor air into the room, and a combination of the above two methods to realize the cooling of indoor air. Air-to-air heat exchange unit for cooling.