A balanced three-phase circuit has the following characteristics: i. Y-Y connected i. The line voltage at the source, Vab is 415.69 angle 90 deg. ii. The phase sequence is negative iv. The line impedance is 4+j5ohms/phase; V. The load impedance is 76+j55ohms/phase. Determine: a) The line current of each phase. b) The line voltage of the load terminal.

A balanced three-phase circuit has the following characteristics: i. Y-Y connected i. The line voltage at the source, Vab is 415.69 angle 90 deg. ii. The phase sequence is negative iv. The line impedance is 4+j5ohms/phase; V. The load impedance is 76+j55ohms/phase. Determine: a) The line current of each phase. b) The line voltage of the load terminal.

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 2.40P: A balanced three-phase 240-V source supplies a balanced three-phase Load. If the line current IA is...

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A balanced three-phase 240-V source supplies a balanced three-phase Load. If the line current IA is measured to be 15 A and is in phase with the line-to-line voltage, VBC, find the per-phase load impedance if the load is (a) Y-connected, (b) -conneeted.
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