A small single coil 100 turns instrument transformer, operating in the step-downs mode with a 20 percent tap, supplies a 1 kVA, 0.82 power factor lagging load. The input to the transformer is 240 V, 50 Hz. Assume hat leakage effects and minor losses in transformer are negligible. Determine the following : (i) Turn ratio; (ii) Load current(in Amp); (iii Incoming line current(in Amp); (iv) Transformed current (in Amp); (v) Apparent power conducted(in kVA)and (vi) Apparent power transformed" T T T Arial v 3 (12pt)

A small single coil 100 turns instrument transformer, operating in the step-downs mode with a 20 percent tap, supplies a 1 kVA, 0.82 power factor lagging load. The input to the transformer is 240 V, 50 Hz. Assume hat leakage effects and minor losses in transformer are negligible. Determine the following : (i) Turn ratio; (ii) Load current(in Amp); (iii Incoming line current(in Amp); (iv) Transformed current (in Amp); (v) Apparent power conducted(in kVA)and (vi) Apparent power transformed" T T T Arial v 3 (12pt)

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 3.9P

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