A 750 kVA transformer is at full load with an overall power factor of 0.65 lagging. The power factor is improved by adding capacitors until the overall power factor becomes 0.9 lagging. Determine the KVAR of capacitors required. After correction of power factor, what percentage of full load is the transformer carrying?

A 750 kVA transformer is at full load with an overall power factor of 0.65 lagging. The power factor is improved by adding capacitors until the overall power factor becomes 0.9 lagging. Determine the KVAR of capacitors required. After correction of power factor, what percentage of full load is the transformer carrying?

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 3.57P: A two-winding single-phase transformer rated 60kVA,240/1200V,60Hz, has an efficiency of 0.96 when...

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