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中間繼電器

中間繼電器原理_中間繼電器文字符號_中間繼電器圖形符號

發布日期：2022-10-09 點擊率：218

中間繼電器的原理是將一個輸入信號變成多個輸出信號或將信號放大（即增大繼電器觸頭容量）的繼電器。其實質是電壓繼電器，但它的觸頭較多（可多達8對）、觸頭容量可達5-10A、動作靈敏。
當其他電器的觸頭對數不夠時，可借助中間繼電器來擴展他們的觸頭對數，也有通過中間繼電器實現觸電通電容量的擴展。

 中間繼電器觸點擴展示意圖
常見中間繼電器圖片

   常見中間繼電器

中間繼電器文字符號：KA
中間繼電器圖形符號：

        <a title=                接觸器輔助常開觸頭圖形符號                  接觸器輔助觸頭常閉觸頭圖形符號              

中間繼電器線圈圖形符號      中間繼電器常開觸頭圖形符號       中間繼電器常閉觸頭圖形符號

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