1.The operation of the star - delta method is simple and rugged
2.It is relatively cheap compared to other reduced voltage methods
3.Good Torque/Current performance
4.It draws 2 times starting current of the full load ampere of the motor connected
1.The operation of the star - delta method is simple and rugged
2.It is relatively cheap compared to other reduced voltage methods
3.Good Torque/Current performance
4.It draws 2 times starting current of the full load ampere of the motor connected