Q1 (a) A high voltage 3 phase induction motor operating at rated power can be represented by a balanced delta connected load (ZRY etc) of (350 + j100) 2 and is connected to a 3-phase, 11kV and 50 Hz...

Extracted text: Q1 (a) A high voltage 3 phase induction motor operating at rated power can be represented by a balanced delta connected load (ZRY etc) of (350 + j100) 2 and is connected to a 3-phase, 11kV and 50 Hz supply. Draw the circuit diagram, indicating VRN, VRY and all load phase, and line currents. Calculate: (i) The three load phase currents (IRY, IYB and IBR). (ii) The three line currents (IR, ly and IB). The total real power (W) and reactive power (VAr) power at the 3 phase supply. (iii)