Electrical Wiring Residential
18th Edition
ISBN: 9781285170954
Author: Ray C. Mullin, Phil Simmons
Publisher: Cengage Learning
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Chapter 20.2, Problem 10R
a.
To determine
Mention the maximum demand of a free-standing electric range.
b.
To determine
Mention the minimum size of the ungrounded copper conductors.
c.
To determine
Mention the minimum size of the neutral copper conductors.
d.
To determine
Mention the rating of overcurrent protection device for branch-circuit.
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8.a. A _______ conductor does not carry current during normal operation.A. neutralB. groundingC. phaseD. grounded8.b. "The complete path of an electric current" describes an electric(al)A. fault.B. circuit.C. source.D. component.
1. Alternating current systems of less than _______ volts are required to be grounded if they're installed outside as overhead conductors.
A. 50 B. 100 C. 75 D. 120
A free-standing electric range is rated 11.8 kW, 120/240 volts. The wiring method is nonmetallic-sheathed cable. Use the 60°C column of Table 310.16 in conformance to 110.14(C). Answer the following questions:
According to Column C, Table 220.55, what is the maximum demand?
What is the minimum size for the ungrounded copper conductors?
What is the minimum size neutral copper conductor?
What is the correct rating for the branch-circuit overcurrent protection?
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