Minimum allowable values of energy efficiency and energy efficiency grades for water-source(ground-source) heat pumps
全国能源基础与管理标准化技术委员会(SAC/TC 20)
本标准规定了水（地）源热泵机组能效限定值、节能评价值、能效等级、试验方法和检验规则。
本标准适用于以电动机械压缩式系统并以水为冷（热）源的户用、工商业用和类似用途的水(地)源热泵机组。
本标准不适用于单冷型和单热型水（地）源热泵机组。
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