A 5 KVA , 500/250 V ,50 Hz , single phase transformer gave the following Test: O.C. Test: 250 V, 2 A, 50 W ( H.V. side open ) S.C. Test: 25 V, 10 A, 60 W (L.V. side shorted) Determine: i) The efficiency on full load, 0.8 lagging p.f. ii) The voltage regulation on full load, 0.8 leading p.f. iii) Draw the equivalent circuit referred to primary and insert all the values it.

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 3.16P: A single-phase, 50-kVA,2400/240-V,60-Hz distribution transformer has the following parameters:...
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A 5 KVA , 500/250 V ,50 Hz , single phase transformer gave the following Test:
O.C. Test: 250 V, 2 A, 50 W ( H.V. side open )
S.C. Test: 25 V, 10 A, 60 W (L.V. side shorted)
Determine:
i) The efficiency on full load, 0.8 lagging p.f.
ii) The voltage regulation on full load, 0.8 leading p.f.
iii) Draw the equivalent circuit referred to primary and insert all the values it.
Transcribed Image Text:A 5 KVA , 500/250 V ,50 Hz , single phase transformer gave the following Test: O.C. Test: 250 V, 2 A, 50 W ( H.V. side open ) S.C. Test: 25 V, 10 A, 60 W (L.V. side shorted) Determine: i) The efficiency on full load, 0.8 lagging p.f. ii) The voltage regulation on full load, 0.8 leading p.f. iii) Draw the equivalent circuit referred to primary and insert all the values it.
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