Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V -- Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
供电电压高达1100 V的变压器、电抗器、电源装置和类似产品的安全第2-6部分:安全隔离变压器和包含安全隔离变压器的电源装置的特殊要求和试验