A 750 kVA, 11 kV/ 400 V with 5% impedance distribution transformer is to beinstalled in an industrial power network to serve the industrial motor pump asdepicted in Figure Q3.(i) Analyse the short circuit capacity of the transformer (in kVA)(ii) Investigate the voltage variation (in percentage) during the motor starting(iii) Recommend a proper size of the transformer if the voltage variation duringthe motor starting is to be limited to a maximum value of 8%Infinite sourceStandard rating (in kVA):150, 250, 300, 400, 500,630, 750, 1,000, 1,250,1,600, 2,000, 2,5003750 kVA11kV/400VHorse Power = 500 HPPF = 0.8 lagging, Efficiency = 70%Starting inrush current = 6 times

Given the 750 KVA , 11kv/400v with 5% Standard rating in KVA given 150, 250, 300, 400, 500, 630,…

A 750 kVA, 11 kV/ 400 V with 5% impedance distribution transformer is to be installed in an industrial power network to serve the industrial motor pump as depicted in Figure Q3. (1) Analyse the short circuit capacity of the transformer (in KVA) (i) Investigate the voltage variation (in percentage) during the motor starting (ii) Recommend a proper size of the transformer if the voltage variation during the motor starting is to be limited to a maximum value of 8% Infinite source Standard rating (in kVA): 150, 250, 300, 400, 500, 630, 750, 1,000, 1,250, 1,600, 2,000, 2,500 750 KVA 11kV/400V Horse Power = 500 HP MPF = 0.8 lagging, Efficiency = 70% Starting inrush current = 6 times

A 750 kVA, 11 kV/ 400 V with 5% impedance distribution transformer is to be installed in an industrial power network to serve the industrial motor pump as depicted in Figure Q3. (1) Analyse the short circuit capacity of the transformer (in KVA) (i) Investigate the voltage variation (in percentage) during the motor starting (ii) Recommend a proper size of the transformer if the voltage variation during the motor starting is to be limited to a maximum value of 8% Infinite source Standard rating (in kVA): 150, 250, 300, 400, 500, 630, 750, 1,000, 1,250, 1,600, 2,000, 2,500 750 KVA 11kV/400V Horse Power = 500 HP MPF = 0.8 lagging, Efficiency = 70% Starting inrush current = 6 times

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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