Non-Reactive Loads of 10kW, 20kW and 12kW are connected between the neutral and the red, yellow and blue phases respectively of 3-phase, 4 wire . The line voltage is 400.   If a three phase motor is now started ,taking 150 A from the lines at a power factor of 0.3 lagging What should be the total current in each line and the neutral wire? Find the total real and reactive power supplied to the loads

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
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.16P: A single-phase, 120V(rms),60Hz source supplies power to a series R-L circuit consisting of R=10 and...
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Non-Reactive Loads of 10kW, 20kW and 12kW are connected between the neutral and

the red, yellow and blue phases respectively of 3-phase, 4 wire . The line voltage is 400.

 

  1. If a three phase motor is now started ,taking 150 A from the lines at a power factor of 0.3

    lagging

    1. What should be the total current in each line and the neutral wire?

    2. Find the total real and reactive power supplied to the loads

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