A Y-connected balanced three-phase generator with an impedance of 0.4 + j0.3 N per phase is connected to a Y-connected balanced load with an impedance of 24 + j19N per phase. The line joining the gen- erator and the load has an impedance of 0.6 + j0.7 N per phase. Assuming a positive sequence for the source voltages and that Van 120/30° V, find: (a) the line voltages, (b) the line currents. 0078 (60° Y 207 8/-60° V. 207.8 /-180° V,

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Q: Solve part c.

A: Drawing the 1-phase equivalent circuit:

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.