IEC 61000-3-12:2021 电磁兼容性(EMC) 第 3-12 部分:限值 连接到公共低压系统且输入电流 >16 A 且每相≤75 A 的设备产生的谐波电流限值
Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤ 75 A per phase