A balanced three-phase circuit has the following characteristics: • Y-Y connected; • T...

A balanced three-phase circuit has the following characteristics:

• Y-Y connected;

• The line voltage at the source, V_ab is

• The phase sequence is positive;

• The line impedance is

• The load impedance is

a) Draw the single phase equivalent circuit for the a-phase.

b) Calculated the line current in the a-phase.

c) Calculated the line voltage at the load in the a-phase.