DIN EN 60335-2-109-2011 家用和類似用途電器.安全性.第2-109部分:紫外輻射水處理器具的特殊要求(IEC 60335-2-109-2010);德文版本EN 60335-2-109-2010
Household and similar electrical appliances - Safety - Part 2-109: Particular requirements for UV radiation water treatment appliances (IEC 60335-2-109:2010); German version EN 60335-2-109:2010