Safety of transformers, reactors, power supply units and combination thereof - Part 2-14: Particular requirements and tests for variable transformers and power supply units incorporating variable transformers (IEC 61558-2-14:2012); German version EN 61558-2-14:2013
变压器、电抗器、电源装置及其组合的安全.第2-14部分:可变变压器和包含可变变压器的电源装置的特殊要求和试验(IEC 61558-2-14-2012);德文版EN 61558-2-14:2013