DIN EN 61558-2-23-2011 变压器,电抗器,电源装置及其组合的安全性.第2-23部分:建筑工地用变压器和电源装置的特殊要求和试验(IEC 61558-2-23-2010);德文版本EN 61558-2-23-2010
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-23: Particular requirements and tests for transformers and power supply units for construction sites (IEC 61558-2-23:2010); German version EN 61558-2-23:2010