JIS C61558-2-4-2012
电源电压1100 V以下的变压器,反应器,电源装置和类似产品的安全性.第2-4部分:隔离变压器及带有隔离变压器的电源装置的详细要求和试验
Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V -- Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers