The equivalent circuit of a 50 kVA 2400/240 V transformer is shown below. The transformer is connected to 0.8 pf lagging load at rated voltage at secondary terminals at rated kVA. The transformer efficiency and voltage regulation are found to be 97% and 2% respectively. It was found that copper loss 600 W. The impedance seen at primary terminals is 110 40° 2. Take Rei 1.21 2 and Rea- 90.41 2. Find Xmz and Xet Re1 Xe1 E E Xm2 Ra

The equivalent circuit of a 50 kVA 2400/240 V transformer is shown below. The transformer is connected to 0.8 pf lagging load at rated voltage at secondary terminals at rated kVA. The transformer efficiency and voltage regulation are found to be 97% and 2% respectively. It was found that copper loss 600 W. The impedance seen at primary terminals is 110 40° 2. Take Rei 1.21 2 and Rea- 90.41 2. Find Xmz and Xet Re1 Xe1 E E Xm2 Ra

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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