午夜黄色小视频_亚洲性免费_国产极品在线观看_九九成人_老司机免费精品视频_影音先锋在线播放_色av资源_四虎影库_欧美极品少妇xxxxⅹ喷水_日本美女交配_在线观看污视频网站_欧美日韩理论_俺也去网_日本欧美激情_免费看60分钟黄视频

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 .