induction A 440V, 3-1, 50 Hz, 6-pole, Y-connected motor has a full load speed of 950 rpm. The rotor has a stand still impedance of (0.3+/5) ohm and rotor to stator turn ratio of 0.85. Calculate the rotor current at full load (A) 47.88 A (C) 27.64 A (B) 56.33 A (D) 32.52 A

induction A 440V, 3-1, 50 Hz, 6-pole, Y-connected motor has a full load speed of 950 rpm. The rotor has a stand still impedance of (0.3+/5) ohm and rotor to stator turn ratio of 0.85. Calculate the rotor current at full load (A) 47.88 A (C) 27.64 A (B) 56.33 A (D) 32.52 A

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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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

option c is correct

A 440V, 3-1, 50 Hz, 6-pole, Y-connected induction
motor has a full load speed of 950 rpm. The rotor has a
stand still impedance of (0.3+/5) ohm and rotor to stator
turn ratio of 0.85. Calculate the rotor current at full load
(A) 47.88 A
(C) 27.64 A
(B) 56.33 A
(D) 32.52 A

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