... Frequency Speed Regulating Asynchronous Motor,YJ19,YJ19A AND YJ19B Motor YJ19,YJ19A AND YJ19B MotorYJ19,YJ19A AND YJ19B Motor are cage variable frequency ... China. They can drive rotary table, winch and slurry pump and sone other unit of the oil-drilling machine ... , free maintenance, high universality, efficiency and reliability. The terminal mode of each motor is different.ParameterRated power 400Kw