This article provides a detailed comparison of the main differences between IEC 60335-2-89:2019(com-mercial)and IEC 60335-2-24:2020(household),and clarifies the special requirements of IEC 60335-2-89:2019(commercial)regarding refrigerants,refrigerant charging amounts,and refrigerant charging amounts exceeding 150 g.It elucidates the main differences in safety standards for commercial and household refrigeration appliances,providing ref-erence for the design and testing of refrigeration appliances and ice-makers.
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