電動(dòng)機(jī)雙重互鎖正反轉(zhuǎn)控制線路

雙重互鎖正反轉(zhuǎn)控制線路電工控制實(shí)訓(xùn)機(jī)電組黃虹英橫州市職業(yè)技術(shù)學(xué)校

把接入電動(dòng)機(jī)三相電源進(jìn)線中的任意兩相對(duì)調(diào)UVWUVWL1L2L3L1L2L3復(fù)習(xí)：電動(dòng)機(jī)如何實(shí)現(xiàn)正反轉(zhuǎn)？*雙重互鎖正反轉(zhuǎn)控制線路如何能實(shí)現(xiàn)接入電動(dòng)機(jī)的三相電源的進(jìn)線任意兩相對(duì)調(diào)？使用兩個(gè)交流接觸器雙重互鎖正反轉(zhuǎn)控制線路FU1FRL1U1V1W1M3～PE電機(jī)正轉(zhuǎn)L2L3M3～電機(jī)反轉(zhuǎn)KM1KM2M3～兩個(gè)交流接觸器接法雙重互鎖正反轉(zhuǎn)控制線路FU1FRL1U1V1W1M3～PEL2L3KM1KM2M3～兩個(gè)交流接觸器接法雙重互鎖正反轉(zhuǎn)控制線路KM2QSFU1FU2FRFRSB1L1L2L3SB3KM1KM11234560接觸器控制的正反轉(zhuǎn)線路

KM1KM2KM27U1V1W1M3～PEL2L30M3～KM1KM2SB2接觸器互鎖本電路特點(diǎn)解析

電機(jī)從正轉(zhuǎn)換為反轉(zhuǎn)時(shí)需要先停下來(lái)，不能直接實(shí)現(xiàn)反轉(zhuǎn)，有時(shí)候操作不方便。思考：是否可以直接讓電機(jī)

實(shí)現(xiàn)反轉(zhuǎn)呢？M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1雙重互鎖正反轉(zhuǎn)控制線路接觸器互鎖控制線路雙重互鎖控制線路對(duì)比兩個(gè)控制線路的不同點(diǎn)M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1合上QS正轉(zhuǎn)反轉(zhuǎn)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)按下SB2雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)KM1線圈得電雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)斷開(kāi)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)閉合閉合電動(dòng)機(jī)正轉(zhuǎn)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)閉合閉合松開(kāi)SB2，自鎖，電動(dòng)機(jī)繼續(xù)正轉(zhuǎn)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)按下SB3雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)KM1線圈失電M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)KM2線圈得電雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)電動(dòng)機(jī)反轉(zhuǎn)雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)電動(dòng)機(jī)繼續(xù)反轉(zhuǎn)松開(kāi)SB3雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)按下SB1雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)KM2線圈失電雙重互鎖正反轉(zhuǎn)控制線路M3~L1L2L3FUFUKM2FRSB2KM1KM1FRQS新課學(xué)習(xí)SB3SB1KM1KM2SB2KM2SB3KM2KM1正轉(zhuǎn)反轉(zhuǎn)KM2線圈失電電