Three-phase Induction Motor Version 2 EE IIT, Kharagpur Equivalent Circuit and Power Flow Diagram of IM Version 2 EE IIT, Kharagpur TZ ⋅=2 = No. of stator turns or coils in series per phase The induced emf per phase, in the motor windings The induced emf per phase in the stator winding is nearly equal to the input voltage per phase, and is given by Instructional Objectives Introduction TfkZfkEV ⋅⋅⋅⋅=⋅⋅⋅⋅=≈ φφ ss Version 2 EE IIT, Kharagpur psdsws ds ps s s s