A maximum current of 60 A flows in a copper conductor with cross-sectional area, A̟ = 13.5 mm2 and a resistivity of 20 n. m. A 250 m cable is being used on a 240 V DC circuit to carry a current of 50 A. Assuming a maximum operating temperature of 70°C, calculate the following: 1. The power loss in the cable i1. The voltage at the load if the voltage at the service panel is 243 V.

A maximum current of 60 A flows in a copper conductor with cross-sectional area, A̟ = 13.5 mm2 and a resistivity of 20 n. m. A 250 m cable is being used on a 240 V DC circuit to carry a current of 50 A. Assuming a maximum operating temperature of 70°C, calculate the following: 1. The power loss in the cable i1. The voltage at the load if the voltage at the service panel is 243 V.

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

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.1P: The Aluminum Electrical Conductor Handbook lists a dc resistance of 0.01558 ohm per 1000 ft at 20C...

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