GB 19212.5-2011
电源电压为1 100V及以下的变压器、电抗器、电源装置和类似产品的安全 第5部分:隔离变压器和内装隔离变压器的电源装置的特殊要求和试验
Safety of transformers,reactors,power supply units and similar products for supply voltages up to 1100 V.Part 5:Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers