The motors have such characteristics as high efficiency,low noise,slight vibration ... is sealing-in,self-cooling and caged type marine three-phase induction motor. The motors have such characteristics as high effciency, low noise ... conditions, such as dewdrops, salt-fog, mould, vibration and shock. Standard: JB/T 5273Frame size: H80-355mmRated power: 0.18-315kwDegrees ...