国产在线精品一区二区三区_免费a级毛片在线播放_精品国产三级A在线观看_在线观看午夜亚洲一区_两个人WWW在线观看免费视频

FEATURE

• Six-pole three-phase motor drive, with strong startingH force ,working steady.

• Used multipole permanent magnet rotor . with large flow and low noise.

• Used the single-chip computer control, the current,abnormal voltage protection,and the temperature andlock protection   function；

• With automatic speed control adaptive DC frequency conversion technology. with high efficiency andenergy saving:

• Suitable for fresh water. sea water and amphibious use;

• Motor entire sealed. no copper element exposed;

• With the wear-resisting ceramic shaft and bushings,corrosion resistance, long life .