2. For a single-phase, 15-kVA, 230/2,300-V transformer, the following test data have been obtained. Open-circuit test (LV side) Voc = 230[V] Iọc = 1.8[A] Poc = 60[W] Short-circuit test (HV side) Vsc = 51[V] Isc = 6.5[A] Psc = 155[W] %3D %3D

2. For a single-phase, 15-kVA, 230/2,300-V transformer, the following test data have been obtained. Open-circuit test (LV side) Voc = 230[V] Iọc = 1.8[A] Poc = 60[W] Short-circuit test (HV side) Vsc = 51[V] Isc = 6.5[A] Psc = 155[W] %3D %3D

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 3.32MCQ

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Similar questions

An infinite bus, which is a constant voltage source, is connected to the primary of the three-winding transformer of Problem 3.53. A 7.5-MVA,13.2-kV synchronous motor with a sub transient reactance of 0.2 per unit is connected to the transformer secondary. A5-MW,2.3-kV three-phase resistive load is connected to the tertiary Choosing a base of 66 kV and 15 MVA in the primary, draw the impedance diagram of the system showing per-unit impedances. Neglect transformer exciting current, phase shifts, and all resistances except the resistive load.
Rework Example 3.12 for a+10 tap, providing a 10 increase for the high-voltage winding.
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