Problem 4- A large 3-phase industrial load draws 3.6 MVA at 0.85 power factor lagging from through a three-phase 12.47/7.2 kV 3-wire overhead distribution line. The phase conductor is #1 ACSR “Robin". Taking 3.6MVA and 12.47 kV as base values, determine(a) The base impedance in (N)(b) The reactive power drawn by the load (p.u.)(c) The total current (p.u.) drawn from the power supply

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Answered: (a) The base impedance in (N) (b) The…

(a) The base impedance in (N) (b) The reactive power drawn by the load (p.u.) (c) The total current (p.u.) drawn from the power supply

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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Question

Problem 4- A large 3-phase industrial load draws 3.6 MVA at 0.85 power factor lagging from through a three-
phase 12.47/7.2 kV 3-wire overhead distribution line. The phase conductor is #1 ACSR “Robin". Taking 3.6
MVA and 12.47 kV as base values, determine
(a) The base impedance in (N)
(b) The reactive power drawn by the load (p.u.)
(c) The total current (p.u.) drawn from the power supply

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