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固態(tài)繼電器

什么是固態(tài)繼電器?固態(tài)繼電器的外形和圖形符號

發(fā)布日期:2022-10-09 點擊率:269

    固態(tài)繼電器( Solid State RelaySSR),是一種全部由固態(tài)電子元件組成的無觸頭開關(guān)器件。由于其具有結(jié)構(gòu)緊湊、開關(guān)速度快、工作頻率高、無動作噪聲、能與TTLCMOS等集成電路兼容、壽命長等特點,在自動化儀表設(shè)備、計算機數(shù)據(jù)采集和處理系統(tǒng)、交通信號管理系統(tǒng)、防爆場合等領(lǐng)域得到了廣泛應(yīng)用。固態(tài)繼電器是一種4端組件,其中2端為輸入端、另2端為輸出端。按其控制的負載電源類型可分為直流固態(tài)繼電器(DC-SSR)和交流固態(tài)繼電器(AC-SSR),如圖所示。
<a title=固態(tài)繼電器的外形和圖形符號" src="http://www.diangon.com/image/portal/201510/22/155618ek13mjhtmekjmh5h.jpg" height="156" width="562"/>

        固態(tài)繼電器的外形和圖形符號

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