IEC 60335-2-89 INT 1:2012
家用和類似用途電器. 安全性. 第2-89部分: 帶合并或遠程制冷冷凝機組或壓縮機的商用制冷器具的詳細要求; 解釋活頁1
Household and similar electrical appliances – Safety – Part 2-89: Particular requirements for commercial refrigerating appliances with an incorporated or remote refrigerant unit or compressor (Edition 2.1)