ao890
ao890
單相電機有3根線,分別需要接火線、零線和啟動電容,那么正轉(zhuǎn)怎么接?反轉(zhuǎn)又怎么接?今天我們來分享一下
?、俳訂蜗嚯姍C,公共端接零線
?、谑O碌?根線是電容端接電容,火線接在電容端的其中一根線上,一根是正轉(zhuǎn)一根是反轉(zhuǎn),正反轉(zhuǎn)是通過倒換電容端的這2根線來實現(xiàn)的
怎么找出單相電機的電容端:
?、賳蜗嚯姍C內(nèi)部有2組繞組,分別為主繞組和副繞組,電容端是串聯(lián)的主繞組和副繞組,所以電容端的電阻值是大的
?、趩蜗嚯姍C有3根線,分別為紅色、黃色和黑色,這3根線黑色為公共端,紅色和黃色為電容端
?、鄄淮_定哪2根線是電容端怎么辦?其實判斷方法特別簡單,電容端的電阻值是大的,所以用萬用表的電阻檔,分別測量一下這3根線,線和線之間的電阻值,例如電機黃色電線和黑色電線的電阻值,黃色電線和紅色電線的電阻值,紅色電線和黑色電線的電阻值,電阻值大的2根電線就是電容端,那么這2根線就接啟動電容
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Enlarge
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Enlarge
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