solve it asap (b) A 50 kVA, 20,000/480 V, 60 Hz transformer has been tested to determine the equivalent circuit.The results of the tests are shown below:Open-circuit test (measures onsecondary side)Voc= 480 VShort- circuit test (measuredon primary side)Vsc= 1130 Vloc= 4.1 APoc= 620 WIsc= 1.30 APsc= 550 WFind the elements of the excitation branch referred to the secondary side.

In this question we need to find a element of excitation branch.

(b) A 50 kVA, 20,000/480 V, 60 Hz transformer has been tested to determine the equivalent circuit. The results of the tests are shown below: Open-circuit test (measures on secondary side) Voc= 480 V loc= 4.1 A Short- circuit test (measured on primary side) Vsc= 1130 V Isc= 1.30 A Poc= 620 W Psc= 550 W Find the elements of the excitation branch referred to the secondary side.

(b) A 50 kVA, 20,000/480 V, 60 Hz transformer has been tested to determine the equivalent circuit. The results of the tests are shown below: Open-circuit test (measures on secondary side) Voc= 480 V loc= 4.1 A Short- circuit test (measured on primary side) Vsc= 1130 V Isc= 1.30 A Poc= 620 W Psc= 550 W Find the elements of the excitation branch referred to the secondary side.

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 3.10P: A single-phase step-down transformer is rated 13MVA,66kV/11.5kV. With the 11.5 kV winding...

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