) The open circuit and short circuit tests of a transformer shows 145 W and 125 W respectively. The primary voltage is 380 V when it has a current of 35 A and a power factor of 0,8. Find the full load efficiency and also the efficiency under 60 % and 30 % load conditions. Discuss the relevance of your answers. ( 97,53 %, 97,11 %, 95,33 %)

) The open circuit and short circuit tests of a transformer shows 145 W and 125 W respectively. The primary voltage is 380 V when it has a current of 35 A and a power factor of 0,8. Find the full load efficiency and also the efficiency under 60 % and 30 % load conditions. Discuss the relevance of your answers. ( 97,53 %, 97,11 %, 95,33 %)

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 3.7P: Consider a source of voltage v(t)=102sin(2t)V, with an internal resistance of 1800. A transformer...

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