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礦用FZY-3型雜散電流測(cè)定儀技術(shù)簡(jiǎn)介
2014-06-30QJ36S-2直流低電阻測(cè)試儀的技術(shù)要點(diǎn)
2018-01-04產(chǎn)品展示/ Product display
精密電流互感器在供電用電的線路中電流電壓大大小小相差懸殊從幾安到幾萬(wàn)安都有。為便于二次儀表測(cè)量需要轉(zhuǎn)換為比較統(tǒng)一的電流,另外線路上的電壓都比較高如直接測(cè)量是非常危險(xiǎn)的。電流互感器就起到變流和電氣隔離作用。
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