The following information is given in connection with tests performed on 50-kva 4,600/230-volt 60-cycle transformer. Open-circuit test.... Eoc- 230 Volts; Poc=285 watts Short-circuit test.... Esc-150 Volts; Psc= 615 watts; Is 10.87 A Calculate the percent efficiency when the load is 48 kW at a power factor of 0.8.

The following information is given in connection with tests performed on 50-kva 4,600/230-volt 60-cycle transformer. Open-circuit test.... Eoc- 230 Volts; Poc=285 watts Short-circuit test.... Esc-150 Volts; Psc= 615 watts; Is 10.87 A Calculate the percent efficiency when the load is 48 kW at a power factor of 0.8.

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 3.16MCQ: In developing per-unit circuits of systems such as the one shown in Figure 3.10. when moving across...

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