An unbalanced three-phase wye-connected and grounded load is connected to a balanced three- phase four-wire source. The load impedances Z, Z, and Z, are given as 70 430°, 85-40°, and 50 235° Q/phase, respectively, and the phase a line voltage has an effective value of 13.8 kV: use the line-to-neutral voltage of phase a as the reference and determine the following: The line and neutral currents.

An unbalanced three-phase wye-connected and grounded load is connected to a balanced three- phase four-wire source. The load impedances Z, Z, and Z, are given as 70 430°, 85-40°, and 50 235° Q/phase, respectively, and the phase a line voltage has an effective value of 13.8 kV: use the line-to-neutral voltage of phase a as the reference and determine the following: The line and neutral currents.

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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