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Transformer Riddle No.73 - Tranformer load
How can we caculate the maximum load to be connected to A 3-Phase, 4wire 480:208Y/120V 150KVA Transformer?  
Author : Khalid Ameen - From: Yemen
 
#1
Sun, July 31st, 2011 - 10:00
For your concerned calculation regarding three winding transformer you can refer to following figure and equations. Please note when the secondary loads have different phase angles, the same equations still apply. The voltages and currents, however, must be expressed as phasor quantities.

 
Author : Hamid - From: Iran
 
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