A 2-wire d.c. distributor AB having 530 metres in length is fed from point A and is loaded as under: Distance from feeding point A (in metres) 150 340 420 530 Load (amperes) 20 40 40 50 The specific resistance of copper is 1·7 × 10−8 Ωm, Analyze the above Distribution scheme for the correct estimate of the cross-section of each wire in order that the voltage drop in the distributor shall not exceed 10 volts ?

A 2-wire d.c. distributor AB having 530 metres in length is fed from point A and is loaded as under: Distance from feeding point A (in metres) 150 340 420 530 Load (amperes) 20 40 40 50 The specific resistance of copper is 1·7 × 10−8 Ωm, Analyze the above Distribution scheme for the correct estimate of the cross-section of each wire in order that the voltage drop in the distributor shall not exceed 10 volts ?

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter6: Ground-fault Circuit Interrupters, Arc-fault Circuit Interrupters, Surge Protective Devices, Immersion Detection Circuit Interrupters, And Appliance Leakage Current Interrupters

Section: Chapter Questions

Problem 26R

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