連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路.ppt

1、連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,一、 在具有過(guò)載保護(hù)的接觸器自鎖正轉(zhuǎn)控制線路的基礎(chǔ)上，把手動(dòng)開(kāi)關(guān)SA串聯(lián)在自鎖電路中。,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,點(diǎn)動(dòng)：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V

2、13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,點(diǎn)動(dòng)：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W

3、,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)動(dòng)：,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,連續(xù)動(dòng)：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)

4、開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,連續(xù)動(dòng)：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,連續(xù)動(dòng)：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正

5、轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,連續(xù)動(dòng)：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,停止：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)

6、混合正轉(zhuǎn)控制線路（一）,停止：,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,二、在啟動(dòng)按鈕SB1的兩端并接一個(gè)復(fù)合按鈕

7、SB3來(lái)實(shí)現(xiàn)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制的，SB3的常閉觸頭與KM自鎖觸頭串接。,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5

8、,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,連續(xù)動(dòng):,連續(xù)動(dòng):,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,連續(xù)動(dòng):,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)

9、動(dòng)混合正轉(zhuǎn)控制線路（二）,連續(xù)動(dòng):,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,停止：,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二

10、）,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,點(diǎn)動(dòng):,點(diǎn)動(dòng):,L1,L2,L3,Q

11、F,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,點(diǎn)動(dòng):,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,L1,L2,L3,QF,FU2,FU1,KM,KM,

12、KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13,U,V,W,PE,圖2.帶復(fù)合按鈕連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,SB3,KM,5,點(diǎn)動(dòng):,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（二）,圖2所示線路是在啟動(dòng)按鈕SB1的兩端并接一個(gè)復(fù)合按鈕SB3來(lái)實(shí)現(xiàn)連續(xù)與點(diǎn)動(dòng)混合正,線路的工作原理如下： 合上電源開(kāi)關(guān)QF ：,啟動(dòng)：,KM自鎖觸頭閉合自鎖,KM主觸頭閉合,電動(dòng)機(jī)M啟動(dòng),連續(xù)運(yùn)轉(zhuǎn),停止：,KM自鎖觸頭分?jǐn)嘟獬枣i,KM主觸頭分?jǐn)?電動(dòng)機(jī)M失,電停轉(zhuǎn),1.連續(xù)控制：,2.點(diǎn)動(dòng)控制：,啟動(dòng)：,SB3常閉觸頭先分?jǐn)嗲袛嘧枣i電路,KM線圈得電,KM自鎖觸

13、頭閉合,KM主觸頭閉合,M啟動(dòng)運(yùn)轉(zhuǎn),停止：,KM自鎖觸頭分?jǐn)?SB3常閉觸頭后恢復(fù)閉合（此時(shí)KM自鎖觸頭已分?jǐn)啵?M停轉(zhuǎn),轉(zhuǎn)控制的，SB3的常閉觸頭應(yīng)與KM自鎖觸頭串接。,三、例題： 有人為某生產(chǎn)機(jī)械設(shè)計(jì)出既能點(diǎn)動(dòng)又能連續(xù)運(yùn)行，并具有短路和過(guò) 載保護(hù)的電氣控制線路，如圖3所示。試分析說(shuō)明該線路能否正常工作？,L1,L2,L3,QF,FU1,KM,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U,V,W,PE,圖3.電氣控制線路圖,SB3,5,L1,L2,L3,QF,FU2,FU1,KM,KM,KM,KH,SB2,SB1,SA,1,2,3,4,0,KH,U11,U12,V11,W11,V12,W12,V13,U13,W13,U,V,W,PE,圖1.帶手動(dòng)開(kāi)關(guān)連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制電路,連續(xù)與點(diǎn)動(dòng)混合正轉(zhuǎn)控制線路（一）,L1,L2,L3,QF,FU2,FU1,KM,KM,KH,SB2,SB1,1,2,3,4,0,U11,U12,V11,W11,V12,W12,U13,V13,W13