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干式電流互感器

互感器的原理

發布日期:2022-04-18 點擊率:68

  互感器的原理與變壓器相似,其功能是把線路上的高電壓變換成低電壓,把線路上的大電流變換成小電流,以便于各種測量儀表和繼電保護裝置使用。變換電壓的叫電壓互感器;變換電流的叫電流互感器。有了互感器不但大大簡化了儀表和繼電器的結構,有利于儀表和繼電器產品的標準化,而且能使工作人員遠離高壓部分,免受高壓威脅。

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