A Wye-Delta transformer is connected t0 66 kV input three-phase transmission line. Each transformer is rated at 1000 kVA and has step-down ratio of 8.1_ The bank supplies balance load having powel factor of hag with load current of 70 Assume idea transformer; determine_ The primary line and phase voltages The secondary line and phase voltages The secondary line and phase currents The apparent and active power at the load Total kVA capacity of the transformer

A Wye-Delta transformer is connected t0 66 kV input three-phase transmission line. Each transformer is rated at 1000 kVA and has step-down ratio of 8.1_ The bank supplies balance load having powel factor of hag with load current of 70 Assume idea transformer; determine_ The primary line and phase voltages The secondary line and phase voltages The secondary line and phase currents The apparent and active power at the load Total kVA capacity of the transformer

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.63P: A 23/230-kV step-up transformer feeds a three-phase transmission line, which in turn supplies a...

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A Wye-Delta transformer is connected t0 66 kV input three-phase transmission line. Each transformer is rated at 1000 kVA and has step-down ratio of 8.1_ The bank supplies balance load having powel factor of hag with load current of 70 Assume idea transformer; determine_ The primary line and phase voltages The secondary line and phase voltages The secondary line and phase currents The apparent and active power at the load Total kVA capacity of the transformer

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