本标准适用于冷却能力高达40kW的工厂制造的空调和热泵设备的室外部分，如AHRI标准210/240和340/360的范围所示，当根据AHRI标准270进行额定时。

This standard applies to the outdoor sections of factory made air-conditioning and heat pump equipment with cooling capacities up to 40kW, as shown in the scope of AHRI Standards 210/240 and 340/360 when rated in accordance with AHRI Standard 270.