1、瑞安市職業(yè)中專瑞安市職業(yè)中專主講教師：主講教師： 高安樂高安樂 張再益張再益M3L1L2L3QSFUKM1FRSB3SB1KM1KM1FR正轉(zhuǎn)正轉(zhuǎn)控制線路控制線路正轉(zhuǎn)正轉(zhuǎn) M3L1L2L3QSFUKM2FR反轉(zhuǎn)反轉(zhuǎn)控制線路控制線路KM2SB3SB2KM2FRM3L1L2L3QSFUKM2FRSB3SB2KM2KM2FR反轉(zhuǎn)反轉(zhuǎn)控制線路控制線路M3L1L2L3QSFUKM1FRSB3SB1KM1KM1FR正轉(zhuǎn)正轉(zhuǎn)KM1KM2聯(lián)鎖聯(lián)鎖( (互互鎖鎖) )接觸器聯(lián)鎖的接觸器聯(lián)鎖的短路短路L1L2電源開關(guān)電源開關(guān)熱熱繼繼電電器器M3正轉(zhuǎn)接觸器正轉(zhuǎn)接觸器反向起反向起動按鈕動按鈕正向起正向起動按鈕動按鈕停

2、止停止按鈕按鈕KM2L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路電動機電動機熔斷器熔斷器反轉(zhuǎn)接觸器反轉(zhuǎn)接觸器KM2M3L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路主電路主電路控制電路控制電路L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1

3、KM2KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路合上開關(guān)合上開關(guān)L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR按正轉(zhuǎn)起動按鈕按正轉(zhuǎn)起動按鈕SB1KM1線線圈獲電圈獲電L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR正轉(zhuǎn)正轉(zhuǎn)KM1主觸頭閉合主觸頭閉合電動機電動機M正轉(zhuǎn)運行正轉(zhuǎn)運行KM1輔助常閉觸頭斷開輔助常閉觸頭斷開實現(xiàn)聯(lián)鎖實現(xiàn)聯(lián)鎖KM1輔助常開觸頭閉合輔助常開觸頭閉合自鎖自鎖正轉(zhuǎn)控制正轉(zhuǎn)控制按正轉(zhuǎn)起動按鈕按正轉(zhuǎn)起動按鈕SB1KM1線線圈獲電圈獲電L1L2L3QSFUKM1KM

4、2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR正轉(zhuǎn)正轉(zhuǎn)按停止按鈕按停止按鈕SB3L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FRKM1線線圈斷電圈斷電按停止按鈕按停止按鈕SB3L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FRKM1主觸頭斷開主觸頭斷開電動機電動機M停轉(zhuǎn)停轉(zhuǎn)KM1輔助常閉觸頭閉合輔助常閉觸頭閉合KM1輔助常開觸頭斷開輔助常開觸頭斷開自鎖消失自鎖消失停轉(zhuǎn)停轉(zhuǎn)聯(lián)鎖消失聯(lián)鎖消失按停止按鈕按停止按鈕SB3KM1線線圈斷電圈斷電按停止按鈕按停止按鈕SB3QSFUKM1KM2FRSB

5、3SB1SB2KM1KM1KM1KM2KM2KM2FR停轉(zhuǎn)停轉(zhuǎn)停轉(zhuǎn)停轉(zhuǎn)L1L2L3電動機電動機M停轉(zhuǎn)停轉(zhuǎn)KM1輔助常閉觸頭閉合輔助常閉觸頭閉合KM1輔助常開觸頭斷開輔助常開觸頭斷開自鎖消失自鎖消失聯(lián)鎖消失聯(lián)鎖消失KM1線線圈斷電圈斷電KM1主觸頭斷開主觸頭斷開接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR反轉(zhuǎn)反轉(zhuǎn)接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正

6、反轉(zhuǎn)控制線路KM2L1L2L3QSFUKM1FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路KM2L1L2L3QSFUKM1FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路KM2L1L2L3QSFUKM1FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR停轉(zhuǎn)停轉(zhuǎn)接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路KM2L1L2L3QSFUKM1FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR停轉(zhuǎn)停轉(zhuǎn)L1L2L3QSFUKM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2KM2FR停轉(zhuǎn)停轉(zhuǎn)接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路接觸器聯(lián)鎖的正反轉(zhuǎn)控制線路L 1 L2 L3KM2M3KM1KM2FRSB3SB1SB2KM1KM1KM1KM2KM2FR實驗線路圖實驗線路圖V2KM1KM2SB3SB2SB1FR電動機電動機U1W2U2W1V1V2接電源插頭接電源插頭接電動機接電動機實物布局圖實物布局圖L 1 L2 L3KM2M3KM1KM2FRSB3SB1SB2KM1KM1KM