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嘉瑞機(jī)電供應(yīng)電流互感器

 
 
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更新 2014-02-15 09:33
 

新鄉(xiāng)市嘉瑞機(jī)電制造有限公司

企業(yè)會(huì)員第13年
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                            新鄉(xiāng)市嘉瑞機(jī)電制造有限公司

電流互感器可以把數(shù)值較大的一次電流通過一定的變比轉(zhuǎn)換為數(shù)值較小的二次電流,用來進(jìn)行保護(hù)、測量等用途。如變比為400/5的電流互感器,可以把實(shí)際為400A的電流轉(zhuǎn)變?yōu)?span lang="EN-US">5A的電流。電流互感器起到變流和電氣隔離作用。便于二次儀表測量需要轉(zhuǎn)換為比較統(tǒng)一的電流,避免直接測量的危險(xiǎn)。

  電流互感器是升壓(降壓)變壓器,它是電力系統(tǒng)中測量儀表、繼電保護(hù)等二次設(shè)備獲取電氣一次回路電流信息的傳感器,電流互感器將高電流按比例轉(zhuǎn)換成低電流,電流互感器一次側(cè)接在一次系統(tǒng),二次側(cè)接測量儀表、繼電保護(hù)等。

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