A three phase unbalanced delta connected loads are connected across 230V, 50Hz supply mains. Load 1 draws 24.38KVA at 0.80pf lagging is connected across line A and B. Load 2 which is connected across B an C takes apower of 32.66KVA at 0.866pf lagging while Load 3 draws a power of 37.72KVA at 0.707 pf lagging is connected across line C and A. If two wattmeters are connected to measure power with C as common potential, calculate the readings of each wattmeter.

A three phase unbalanced delta connected loads are connected across 230V, 50Hz supply mains. Load 1 draws 24.38KVA at 0.80pf lagging is connected across line A and B. Load 2 which is connected across B an C takes apower of 32.66KVA at 0.866pf lagging while Load 3 draws a power of 37.72KVA at 0.707 pf lagging is connected across line C and A. If two wattmeters are connected to measure power with C as common potential, calculate the readings of each wattmeter.

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

Chapter6: Power Flows

Section: Chapter Questions

Problem 6.61P

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