400/231V Asom 100m j-0,15 A/m co 1 100m 125m 80 A cos 5-1 j-0.08 A/m 50m 50m 400/231V In the three-phase low voltage network given in the figure, the conductor is copper and the conductivity coefficient is given as Ycu=44.4 m/ Q.mm². Accordingly (voltage drop calculation is based on the single phase value of 231 V). will be done); a) Determine the line cross-section as a maximum voltage drop of 5% is allowed. (The line has been calculated b) Calculate the voltage drop value at the G terminal by selecting the upper nominal value of the cross section value you found in option a from the section values given below. (The result will be entered with two digits after the comma.) Nominal cross-sections of copper conductor (1.5mm²-2.5mm²-4mm2-10mm²-16mm²-25mm²-35mm²-50mm²- 70mm²-95mm²-120 mm²) c) Calculate the lost power value in the single phase that will occur on the C-G branch. (The result will be entered as two digits after the comma.)

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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400/211V
50m
100m
j-0,15 A/m
001
100m
125m
D
80 A
cos 5-1
J-0.08 A/m
50m
50m
400/231V
In the three-phase low voltage network given in the figure, the conductor is copper and the conductivity coefficient
is given as Ycu=44.4 m/ Q.mm². Accordingly (voltage drop calculation is based on the single phase value of 231 V).
will be done);
a) Determine the line cross-section as a maximum voltage drop of 5% is allowed. (The line has been calculated
b) Calculate the voltage drop value at the G terminal by selecting the upper nominal value of the cross section value
you found in option a from the section values given below. (The result will be entered with two digits after the
comma.)
Nominal cross-sections of copper conductor (1.5mm²-2.5mm²-4mm2-10mm²-16mm²-25mm²-35mm²-50mm²
70mm²-95mm²-120 mm²)
c) Calculate the lost power value in the single phase that will occur on the C-G branch. (The result will be entered as
two digits after the comma.)
Transcribed Image Text:400/211V 50m 100m j-0,15 A/m 001 100m 125m D 80 A cos 5-1 J-0.08 A/m 50m 50m 400/231V In the three-phase low voltage network given in the figure, the conductor is copper and the conductivity coefficient is given as Ycu=44.4 m/ Q.mm². Accordingly (voltage drop calculation is based on the single phase value of 231 V). will be done); a) Determine the line cross-section as a maximum voltage drop of 5% is allowed. (The line has been calculated b) Calculate the voltage drop value at the G terminal by selecting the upper nominal value of the cross section value you found in option a from the section values given below. (The result will be entered with two digits after the comma.) Nominal cross-sections of copper conductor (1.5mm²-2.5mm²-4mm2-10mm²-16mm²-25mm²-35mm²-50mm² 70mm²-95mm²-120 mm²) c) Calculate the lost power value in the single phase that will occur on the C-G branch. (The result will be entered as two digits after the comma.)
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