IEC TR 61000-1-4:2022
电磁兼容性(EMC).第1-4部分:总则.频率范围小于等于2 kHz的设备工频传导谐波电流发射限制的历史原理
Electromagnetic compatibility (EMC) - Part 1-4: General - Historical rationale for the limitation of power-frequency conducted harmonic current emissions from equipment, in the frequency range up to 2