Description
KS的正转常开触头KS-1闭合,KA1通电并自锁,接触器KM3线圈通电,于是电阻R被短接,电动机在全压下进入正常运行。需停车时,按下停止按钮SB1,则KA3、KM1、KM3三只线圈相继断电。由于此时电动机转子的惯性转速仍然很高,KS-1仍闭合,KA1仍通电,KM1常闭触头复位后,KM2线圈随之通电,其常开主触头闭合,
Allen Bradley Powerflex 70 10 HP 20AD014F3AYNANC0
Reliance Electric ESI 9172 30HP DC Drive ESI9172 *XLNT*
Mitsubishi MELSEC A2UCPU CPU **XLNT**
**NIB** Allen Bradley 2755-L7RA/D Bar Code Scanner