A 3-phase, 60 Hz, six pole, 220-volt wound rotor induction motor has a stator that is connected in Delta and the rotor that is connected in Wye. The rotor has haft as many turns as that stator. the RR is equal to 0.1- ohm and XBR is equal to 0.5-ohm (a) calculate also the starting torque developed by the motor (b) For over all operation of this induction motor, calculate the efficiency based on the gathered data.
A 3-phase, 60 Hz, six pole, 220-volt wound rotor induction motor has a stator that is connected in Delta and the rotor that is connected in Wye. The rotor has haft as many turns as that stator. the RR is equal to 0.1- ohm and XBR is equal to 0.5-ohm (a) calculate also the starting torque developed by the motor (b) For over all operation of this induction motor, calculate the efficiency based on the gathered data.
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter32: Three-phase Motors
Section: Chapter Questions
Problem 6RQ: Name three factors that determine the torque produced by an induction motor.
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Question
A 3-phase, 60 Hz, six pole, 220-volt
wound rotor induction motor has a
stator that is connected in Delta
and the rotor that is connected in
Wye. The rotor has haft as many
turns as that stator.
the RR
is equal to 0.1- ohm and XBR is
equal to 0.5-ohm
(a) calculate also the starting
torque
developed by the motor
(b) For over all operation of this
induction motor, calculate the efficiency
based
on the gathered data.
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