Two 3 phase transformers whose specsshown below are cascaded to supply anindustrial 3 phase load. The load is 200KVA at80% lagging pf with a line voltage at the load'sconnection point maintained at 25kV.Transformer 1: X=5%, 500KVA, 230kV/69KVTransformer 2: X=3%, 500KVA, 67kV/25kV(Note the order of connection is: Transformer1secondary is connected to transformer's 2primary and the load is connected at thesecondary of transformer 2.)What would be the voltage regulation of thesystem?1.1637%1.1367%1.6371%1.763%

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Electrical Engineering

What would be the voltage regulation of the system?

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.58P: A single-phase two-winding transformer rated 90MVA,80/120kV is to be connected as an autotransformer...

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