The system is adapted to achieve a high speed of {HEAD ~ the motor} by energizing {TAIL ~ only the primary winding}, a medium speed of the motor by energizing only the secondary winding, and a low speed of the motor by energizing both the primary winding and the secondary winding 
The system is adapted to achieve a high speed of { HEAD ~ the motor } by energizing { TAIL ~ only the primary winding } , a medium speed of the motor by energizing only the secondary winding , and a low speed of the motor by energizing both the primary winding and the secondary winding
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH