Lesson 4 of 6 • 16 upvotes • 5:59mins

This video is about the per phase per unit representation of 3 phase transformer(star-star & star-delta) & 3 phase alternator. Also a very important point related to the transformation ratio of per phase circuit of transformer.
6 lessons • 35m
Basics of Per Unit System
7:41mins
Per Unit Representation of Transformer
6:30mins
How to avoid Problem of Referring in a Transformer
5:01mins
Per Unit Representation of 3-Phase Transformer and 3-Phase Alternator
5:59mins
Calculation of Per Unit Value on New Base
5:01mins
Reactance Diagram in Per Unit System
5:43mins