SERIES ELECTRO MAGNETIC ADJUSTABLE SPEED MOTOR
1.With speed negative feedback automatically regulated, its speed rate of change: the first step< 1.8% and the second slep<2.5% .
2.Without runaway area of speed with techo generator gauging speed .
3.Stable adjustable operating speed and wide range of adjustable speed . reaching 10:1
4.Good starting performance, smooth start and large moment.
5.Simple reliable structure and convenient maintenance.
6.Small power of controlling speed and easy to control in many ways.