A 50KVA, 500/1000V A-A Transformer has per phase R=0.30, X=0.6N, R_= open circuit, X =45kN refer to %3D eq low voltage side. The equivalent circuit using per unit system equal: eq m Select one: a. Reg pu=4, Xm,pu "eq.pu b. R. =0.06, Xan=0.12 `eq.pu `eq,pu С. R 'c.pu-0, Xm n=300 =0.02, X n=0.04 d. Reg.pu `m,pu `eq,pu e. R. nu=0, Xa D=25 `c.pu eq,pu
A 50KVA, 500/1000V A-A Transformer has per phase R=0.30, X=0.6N, R_= open circuit, X =45kN refer to %3D eq low voltage side. The equivalent circuit using per unit system equal: eq m Select one: a. Reg pu=4, Xm,pu "eq.pu b. R. =0.06, Xan=0.12 `eq.pu `eq,pu С. R 'c.pu-0, Xm n=300 =0.02, X n=0.04 d. Reg.pu `m,pu `eq,pu e. R. nu=0, Xa D=25 `c.pu eq,pu
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 3.5MCQ: For an ideal 2-winding transformer, an impedance Z2 connected across winding 2 (secondary) is...
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Transcribed Image Text:A 50KVA, 500/1000V A-A Transformer has per phase
R=0.30, X=0.6N, R_= open circuit, X=45KN refer to
%3D
'm
eq
eq
low voltage side. The equivalent circuit using per unit
system equal:
Select one:
a. Reg pu-4, Xm,pu
=300
'eq.pu
b. R
`eq.pu
=0.12
=0.06, X,
eq,pu
c. R. pu=00, Xm D-300
`m,pu
`c.pu
d. Reg pu=0.02, Xg D=0.04
eq,pu
=0, X eq.pu
e. Rc.pu
=25
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