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1. A 150 KVA, 2080/208-V, 3 PHASE, delta-wye transformer with the following: R₁=450mQ R₁=4.5mQ RCH=10 KQ X₁=2.2Q X₁=22mQ X=8 KQ Load-120 KVA, 90KW (lagging power factor) at rated terminal voltage of 208V. Determine: a) The approximate equivalent circuit referred to the low-voltage side b) The primary voltage c) The transformer efficiency

1. A 150 KVA, 2080/208-V, 3 PHASE, delta-wye transformer with the following: R₁=450mQ R₁=4.5mQ RCH=10 KQ X₁=2.2Q X₁=22mQ X=8 KQ Load-120 KVA, 90KW (lagging power factor) at rated terminal voltage of 208V. Determine: a) The approximate equivalent circuit referred to the low-voltage side b) The primary voltage c) The transformer efficiency

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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1. A 150 KVA, 2080/208-V, 3 PHASE, delta-wye transformer with the following: R₁=450mQ R₂=4.5mQ RCH=10 KQ X₁=2.20 X₂=22mQ Xa=8 KQ Load-120 KVA, 90KW (lagging power factor) at rated terminal voltage of 208V. Determine: a) The approximate equivalent circuit referred to the low-voltage side b) The primary voltage c) The transformer efficiency Please show the following: • Circuit with the values given & found Equations used
Transcribed Image Text:1. A 150 KVA, 2080/208-V, 3 PHASE, delta-wye transformer with the following: R₁=450mQ R₂=4.5mQ RCH=10 KQ X₁=2.20 X₂=22mQ Xa=8 KQ Load-120 KVA, 90KW (lagging power factor) at rated terminal voltage of 208V. Determine: a) The approximate equivalent circuit referred to the low-voltage side b) The primary voltage c) The transformer efficiency Please show the following: • Circuit with the values given & found Equations used
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