The following results were obtained from the No-load, Locked-rotor and Stator Resistance tests performed on a 6 KVLL, 12-pole, 1250hp, 60 Hz, NEMA class B, wye-connected squirrel cage induction motor: No-load test Locked-rotor test Stator Resistance Test VL = 423V VLL = 269.5V %3D VLL = 5985V %3D L = 39.8A L = 108.1A L = 107.8A %3D !! P3ph = 41.14kW P3ph = 51.25kW %3D Use the test results to calculate the impedance parameters of the exact phase equivalent circuit: a) The stator resistance Rs b) Th rotor referred resistance R'R c) The stator reactance (Xs) and the rotor referred reactance (X'R) d) The magnetizing branch resistance Rm e) Magnetizing branch reactance Xm F) Draw (neatly) the exact equivalent circuit shown all calculated impedance parameters.

The following results were obtained from the No-load, Locked-rotor and Stator Resistance tests performed on a 6 KVLL, 12-pole, 1250hp, 60 Hz, NEMA class B, wye-connected squirrel cage induction motor: No-load test Locked-rotor test Stator Resistance Test VL = 423V VLL = 269.5V %3D VLL = 5985V %3D L = 39.8A L = 108.1A L = 107.8A %3D !! P3ph = 41.14kW P3ph = 51.25kW %3D Use the test results to calculate the impedance parameters of the exact phase equivalent circuit: a) The stator resistance Rs b) Th rotor referred resistance R'R c) The stator reactance (Xs) and the rotor referred reactance (X'R) d) The magnetizing branch resistance Rm e) Magnetizing branch reactance Xm F) Draw (neatly) the exact equivalent circuit shown all calculated impedance parameters.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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