【正文】
3~ KM1動(dòng)合輔助觸頭閉合 ,對(duì) KM1自鎖 KM1動(dòng)合主觸頭閉合 ,電機(jī)正轉(zhuǎn) KM1動(dòng)斷觸頭斷開(kāi)對(duì) KM2聯(lián)鎖 L1L2L3 FU1 FU2 KM1 KM2 SB2 SB3 SB1 KM1 KM2 U V W QS KM2 KM1 FR KM1 KM2 FR M 3~ 松開(kāi) SB2 SB2動(dòng)斷觸頭閉合 SB2動(dòng)合觸頭斷開(kāi)電機(jī)繼續(xù)正轉(zhuǎn)運(yùn)行 L1L2L3 FU1 FU2 KM1 KM2 SB2 SB3 SB1 KM1 KM2 U V W QS KM2 KM1 按下 SB1,使 KM1線圈失電 ,各觸頭復(fù)位 FR KM1 KM2 FR M 3~ L1L2L3 FU1 FU2 KM1 KM2 SB2 SB3 SB1 KM1 KM2 U V W QS KM2 KM1 松開(kāi) SB1 FR KM1 KM2 FR M 3~ L1L2L3 FU1 FU2 KM1 KM2 SB2 SB3 SB1 KM1 KM2 U V W QS KM2 KM1 按下 SB3 SB3動(dòng)斷觸頭斷開(kāi) ,對(duì) KM1聯(lián)鎖 , SB3動(dòng)合觸頭閉合 ,KM2線圈