The Current Transformers(CT) as a current signal components use the principle of electromagnetic induction by primary current proportional to the secondary current.
电流互感器(CT)作为电流信号传变元件,采用电磁感应的原理得到与一次侧电流成比例的二次电流。
参考来源 - 电流互感器饱和特性及对继电保护的影响研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The secondary current sets up a magnetic field inside the tube.
二次电流在管子内部会产生磁场。
The secondary current sets up a magnetic field inside the tube .
二次电流在管子内部会产生磁场。
Since the secondary winding is normally operated into a high-impedance circuit, the secondary current is quite small.
因为次级绕组通常输入高阻抗的电路，因此次级电流很小。
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