A 3-phase delta connected balanced load is supplied from a 3 phase, 430 V supply. The line current is 21 A and the power taken by the load is 6800 W. Find (i) impedance in each branch (ii) power factor and (iii) power consumed if the same load is connected in star. Impedance Power factor Power when connected in star

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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A 3-phase delta connected balanced load is
supplied from a 3 phase, 430 V supply. The line
current is 21 A and the power taken by the load is
6800 W. Find (i) impedance in each branch (ii)
power factor and (iii) power consumed if the same
load is connected in star.
Impedance
Power factor
Power when connected in star
Transcribed Image Text:A 3-phase delta connected balanced load is supplied from a 3 phase, 430 V supply. The line current is 21 A and the power taken by the load is 6800 W. Find (i) impedance in each branch (ii) power factor and (iii) power consumed if the same load is connected in star. Impedance Power factor Power when connected in star
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