1) A 12 KVA, 480/120 V transformer is tested to determine its equivalent circuit. The test results are as follows: Open Circuit Test Short Circuit Test (on the secondary side) (on the primary side)_ VAC = 120V_ lAC 1.60 A PCA = 38W_ Vdc = 10V IcC= 10.6 A_ Pcc = 25 W_ a) Find the equivalent circuit of the transformer referred to the low side voltage. b) Determine the equivalent circuit in per unit.
1) A 12 KVA, 480/120 V transformer is tested to determine its equivalent circuit. The test results are as follows: Open Circuit Test Short Circuit Test (on the secondary side) (on the primary side)_ VAC = 120V_ lAC 1.60 A PCA = 38W_ Vdc = 10V IcC= 10.6 A_ Pcc = 25 W_ a) Find the equivalent circuit of the transformer referred to the low side voltage. b) Determine the equivalent circuit in per unit.
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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1) A 12 KVA, 480/120 V transformer is tested to determine its equivalent circuit. The test results are as follows: Open Circuit Test Short Circuit Test (on the secondary side) (on the primary side)_ VAC = 120V_ lAC 1.60 A PCA = 38W_ Vdc = 10V IcC= 10.6 A_ Pcc = 25 W_ a) Find the equivalent circuit of the transformer referred to the low side voltage. b) Determine the equivalent circuit in per unit.
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