... coil, damper, and zone valve (2/3-way valve)The hysteresis synchronous motors have such characteristics as the motors with magnetism ... output gear, voltage, andspeed according to customers' demands.1)AC Hysteresis Synchronous Motor,Gear or Shaft out type ,Use to HAVC ... system,AC Hysteresis Synchronous Motor1, AC Hysteresis Synchronous Motor is used to HAVC system, Electric ...