Obtain the equivalent circuit of a 200/400 V, 50 Hz, single-phase transformcr from the following testdata:O.C. test : 200 V, 0-7 A, 70 W .. on L.V. sideS.C. test : 15 V, 10 A, 85 WCalculate the secondary voltage when delivering S kW at 08 p.f. lagging, the primary voltage being. on H.V. side200 V.(R, = 57-14 Q ; X, = 330 2; R = 0-21 Q ; Xg, = 0-31 Q ; 3778 V)

Equivalent core-loss resistance to L.V. side Req=200270=57.14 Ω Apparent power under no-load…

Obtain the equivalent circuit of a 200/400 V, 50 Hz, single-phase transformer from the following test data: O.test : 200 V,0-7 A, 70 W S.C. test: 15 V, 10 A, 85 W Calculate the secondary voltage when delivering 5 kW at 0-8 p.f. lagging, the primary voltage being - on L.V. side . on H.V. side 200 V. IR, = 57-14 ; X, = 330 A; R, = 0-21 Q ; X,, = 0-3I Q ; 3778 V)

Obtain the equivalent circuit of a 200/400 V, 50 Hz, single-phase transformer from the following test data: O.test : 200 V,0-7 A, 70 W S.C. test: 15 V, 10 A, 85 W Calculate the secondary voltage when delivering 5 kW at 0-8 p.f. lagging, the primary voltage being - on L.V. side . on H.V. side 200 V. IR, = 57-14 ; X, = 330 A; R, = 0-21 Q ; X,, = 0-3I Q ; 3778 V)

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.13MCQ

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Similar questions

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