A 400 V, 4-pole, 1450 rpm, 50 Hz wound-rotor induction motor has the followingcircuit model parameters. R1 = 0.3 N; R2 =0.25 2; X1 = X2 = 0.6 Q; Xm = 35 N (a)Calculate the starting torque and currentwhen the motor is started direct on fullvoltage. (b) Find the slip for maximumtorque.

Given, V=400VN=1450rpmf=50HzR1=0.3Ω R2=0.25ΩX1=X2=0.6ΩXm=35ΩLet the motor is…

Answered: A 400 V, 4-pole, 1450 rpm, 50 Hz wound-…

A 400 V, 4-pole, 1450 rpm, 50 Hz wound- rotor induction motor has the following circuit model parameters. R1 = 0.3 0; R2 = 0.25 Ω; X1X20.6 Ω; Xm - 35 Ω (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

A 400 V, 4-pole, 1450 rpm, 50 Hz wound-
rotor induction motor has the following
circuit model parameters. R1 = 0.3 N; R2 =
0.25 2; X1 = X2 = 0.6 Q; Xm = 35 N (a)
Calculate the starting torque and current
when the motor is started direct on full
voltage. (b) Find the slip for maximum
torque.

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