Accurrent probe act as a current transformer which the core can be opened and clamped on a current carrying conductor.
交流电流探头是利用电流变压器的原理来测试电流的﹐它的中心部分可以打开和卡紧在有电流流过的导线上。
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This paper introduces the principle and characteristic of the air-core coil currenttransformer, designs AC-sampling and processing circuit, and introduces the process of software detail.