DIN EN 61558-2-1:2007
電力變壓器、電源、 電抗器和類似產品的安全性.第2-1部分:一般設備用分立變壓器和與分立變壓器組合電源的特殊要求和試驗
Safety of power transformers, power supplies, reactors and similar products - Part 2-1: Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications (IEC 61558-2-1:2007); G