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中文名稱：繼電器 
英文名稱：relay 
定義：當(dāng)輸入量(激勵量)的變化達(dá)到規(guī)定要求時，在電氣輸出電路中使被控量發(fā)生預(yù)定的階躍變化的一種電器。 
所屬學(xué)科：電力（一級學(xué)科）；繼電保護(hù)與自動化（二級學(xué)科） 
繼電器是一種電子控制器件，它具有控制系統(tǒng)（又稱輸入回路）和被控制系統(tǒng)（又稱輸出回路），通常應(yīng)用于自動控制電路中，它實際上是用較小的電流去控制較大電流的一種“自動開關(guān)”。故在電路中起著自動調(diào)節(jié)、安全保護(hù)、轉(zhuǎn)換電路等作用

廈門市哲控工業(yè)設(shè)備有限公司
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聯(lián)系人：小莉
手機(jī)/微信同號：13400637411
QQ：572036776
電子郵箱：572036776@qq.com

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