Answered: 4. Conditions: The same load as used in…

4. Conditions: The same load as used in Problem No. 3, but the conduit is to be installed in a dry area with an ambient temperature of 40°C. a) Size of Conductors (THWN-2 insulation) b) Size of OCPD

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Concept explainers

Methods of Wiring

Electrical wiring is the way of integrating cables and wires to interconnected equipment such as fuses, switches, sockets, lights, fans, and so on to the main distribution board, which is a specific structure attached to the utility pole that ensures a constant power supply.

Question

answer number 4 only.

3. Conditions:
A feeder with 250A of noncontinuous load and 60A of continuous load to be installed in conduit
in a wet area with an ambient temperature of 30°C or less.
a) Size of Conductors (THWN-2 insulation)
b) Size of OCPD
4.
Conditions:
The same load as used in Problem No. 3, but the conduit is to be installed in a dry area with an
ambient temperature of 40°C.
a) Size of Conductors (THWN-2 insulation)
b) Size of OCPD

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