AQ.20: For the circuit shown, let Z,=Z2=Z3=60Z30°0 arephase impedances, and the phase voltage be abalanced Y-connected abc (+ve) sequence set withVan =48020°Vms-and the total power, then check the answer withP=3P ph?aZ,Z3WBCalculate the wattmeter readingsZ,Wc

Answered: Image /qna-images/answer/bd86e733-6930-4ccd-b035-e00e0f1377df.jpg

Q.20: For the circuit shown, let Z,=Z2=Z3=60230°Q are phase impedances, and the phase voltage be a balanced Y-connected abc (+ve) sequence set with be Van =480Z0°Vms. Calculate the wattmeter readings and the total power, then check the answer with c P=3Pnh? WB B Wc

Q.20: For the circuit shown, let Z,=Z2=Z3=60230°Q are phase impedances, and the phase voltage be a balanced Y-connected abc (+ve) sequence set with be Van =480Z0°Vms. Calculate the wattmeter readings and the total power, then check the answer with c P=3Pnh? WB B Wc

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.42P: A balanced -connected impedance load with (12+j9) per phase is supplied by a balanced three-phase...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

A
Q.20: For the circuit shown, let Z,=Z2=Z3=60Z30°0 are
phase impedances, and the phase voltage be a
balanced Y-connected abc (+ve) sequence set with
Van =48020°Vms-
and the total power, then check the answer with
P=3P ph?
a
Z,
Z3
WB
Calculate the wattmeter readings
Z,
Wc

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