The stator of a 3-phase, 6-pole ac machine has 45 slots. The stator winding has 45 coils with a coil span of 6 slots. What type of winding will be selected for this machine?
A. Double-layer, fractional slot, short-pitched winding.
B. Single-layer, fractional slot, short-pitched winding.
C. Single-layer, integral slot, full-pitch winding.
D. Double-layer, fractional slot, full-pitch winding. [U.PS.C. I.E.S. 2008]
Answer:A
The stator of a 3-phase, 6-pole ac machine has 45 slots. The stator winding has 45 coils with a coil span of 6 slots. What type of winding will be selected for this machine?
A. Double-layer, fractional slot, short-pitched winding. B. Single-layer, fractional slot, short-pitched winding. C. Single-layer, integral slot, full-pitch winding. D. Double-layer, fractional slot, full-pitch winding. [U.PS.C. I.E.S. 2008]