GB 19212.3-2012 电力变压器、电源、电抗器和类似产品的安全 第3部分:控制变压器和内装控制变压器的电源的特殊要求和试验 Safety of power transformers,power supplies,reactors and similar products—Part 3:Particular requirements and tests for control transformers and power supplies incorporating control transformers
Safety of power transformers,power supplies,reactors and similar products—Part 3:Particular requirements and tests for control transformers and power supplies incorporating control transformers