... efficient throughout the whole speed range 2. Permanent magnet, 3. Embedded rare-earth magnetic steel 4. Reliable Drawings and Parameters of ... class: IP44,avoid water, mud, dusty getting into the motor, long life, especially suitable for carriage.No field winding,The ... turbulence, impact, repeat start, forward and backward running.The motor adopts wind cooling or water cooling, low temperature, adopts ...