More space is required

A stepped former is required

More difficult to shape the coils uniformly

It is not easy to make the end connection

3 slots

4 slots

6 slots

8 slots

Basket winding

Concentric winding

Distributed winding

Concentrated winding

To get high running torque

To get high starting torque

To reduce the load current

To get increased speed at starting

Will not run

Runs at slow speed

Runs at very high speed

Runs but not able to pull load