我厂有一台德国机械,采用BOSCH的变频器,开机几秒后,有一台逆变器报警KF,查说明书解释为:commutation monitoring.分析原因有:1`tacho-piug not plugged in 2`unauthorized commutation combinations from the rotor position encoder 3`fault in commutation electronics 4`fault in commutation line 请教各位老师帮忙分析解决.谢谢!
comutation monitoring
转换检出
1tacho-plug not plugged
转速反馈插头脱出
2unauthorized commtation combinationa from the rotor position encode
旋转位置编码器产生非法组合
3falt in commutation electronics
转换电气故障
4fault in commutation line
转换导线故障
综合以上解释,可见速度反馈编码转换发生问题