EN 61558-1:2005
电力变压器,供电设备及类似设备的安全.一般要求和试验 包含修改件A1:2009;合并勘误表2006年8月
Safety of power transformers, power supplies, reactors and similar products Part 1: General requirements and tests (Incorporates Amendment A1: 2009; Incorporating corrigendum August 2006)