EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 32, Problem 13R
NEC 590.6(A)(3) requires that all 125-volt and 125/250-volt, single-phase, 15-, 20-, and 30-ampere receptacle outlets used on a construction site that are a part of a portable generator have listed: (Circle the correct answer.)
- a. ground-fault circuit interrupter protection for personnel.
- b. grounding-type receptacles.
- c. twist-lock receptacles.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
9. Which grounding method is typically required of higher-voltage systems? A. Grounding through inductorsB. Grounding through a low amount of resistanceC. Grounding through a high-impedance device
D. Grounding through surge arresters
10. Which term relates to the conductors connected to the output side of a separately derived system? A. Neutral conductorB. Transformer secondary conductorC. System conductor
D. Derived phased conductor
11. If there's no service disconnect at a remotely supplied building, then the grounding electrode conductor and the equipment grounding conductor can be bonded together at a
A. junction box.B. structural steel location. C. grounding electrode rod. D. water line.
12. In a DC system, the bonding jumper between the negative of the supply and ground is normally made at the source or at the
A. first disconnecting means. B. first device on the supply. C. end of the DC line.D. entrance to the building.
13. Which of the following is a common raceway…
[Fill-in-the-blank] in dwelling units shall supply only loads within that dwelling unit or no loads associated only with that dwelling unit.
Select one:
a. None of these
b. Ground-fault protection
c. Service-entrance conductors
d. Branch circuits
1. Explain how a fuse saving scheme is performed using a recloser.
ii. What is a sectionalizer and how does it work in coordination with a recloser?
111.
Explain the effect of the magnetizing inrush current on transformer protection.
iv. Explain how transformer core faults, inter-turn faults and oil leaks be detected.
Chapter 32 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 32 - Prob. 1RCh. 32 - Where would the logical location be for running a...Ch. 32 - Prob. 3RCh. 32 - Prob. 4RCh. 32 - Prob. 5RCh. 32 - Is it permitted to ground the neutral conductor of...Ch. 32 - Briefly explain the function of a transfer switch....Ch. 32 - When a transfer switch transfers to standby power,...Ch. 32 - A typical transfer switch for residential...Ch. 32 - Prob. 10R
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Figure 2 shows the circuit of a simple power system. The ratings of the generators, transformers and the motors are as shown in the figure. The reactance of lines 1 and 2 are 40 ohms and 50 ohms respectively. Assume that system is unloaded, and the generators are generating their rated voltage. Select the generator G₁ ratings as base values. Choose the fault location in bus 1, bus 2, or bus 3.( Only one bus location) And give this answer For a symmetrical three phase fault on the bus 1.Draw the reactance diagram for the fault with all the reactances marked in per unit. 2.Determine the Thevenin's equivalent circuit which can be used to calculate the fault current. (3) Calculate the fault current in ampere and fault power in MVA. (4) Calculate the fault current contribution from the generator connected to the bus for fault calculation.arrow_forwardc.1. Which of the following is one of the three essential functions of an equipment grounding conductor?A. Provide an arc-fault current pathB. Establish groundingC. Establish bondingD. Ensure the system is groundedc.2. What's another name for the three-point method of Earth resistance testing?A. Fall-of-potentialB. Line surgeC. Spatial shieldingD. Leakage current c.3. If the National Electrical Code provides a requirement to ground equipment, it generally implies thatthere will be a direct connection to the Earth of a connection through a/anA. grounding electrode conductor.B. equipment grounding conductor.C. equipotential bonding conductor.D. bonding conductor.arrow_forwardThe term "____" is defined in NEC® Article 100 as "connected to establish electrical continuity and conductivity." Select one: A. BENDED (BENDING) B. BONDED (BONDING) C. SHUNTED (SHUNTING) D. GROUNDED (GROUNDING)arrow_forward
- a) Classify the four categories of 3 phase power system faults we experience in our electrical power industry. b) Explain the emergence of such power systems fault as required in (question 1a)? c) Point out each type of fault specified under (a). d) Produce the (1D) design of the three-phase star connected faults stated under(b)arrow_forward12. Which of the following statements about ground faults is true?A. They can happen if a conductive tool is dropped in an energized equipment's electrical enclosure.B. They usually occur between any grounded circuit conductor and the equipment grounding conductor.C. They can't result from human error.D. They're often normal and typically intentional.arrow_forward7.B. The size of a grounding electrode conductor for a service or separately derived system is generally basedon the size of the largestA. ungrounded supply conductor.B. equipment grounding conductor.C. grounded electrode.D. bonding jumper.7.C. Which of the following statements about bonding is true?A. The joint or termination must offer opposition in the circuit for effective electrical connections.B. Effective bonding keeps impedance high if a fault should occur.C. The entire electrical safety circuit is only as good as its strongest bonded link.D. Bonding connections must endure high levels of fault current until overcurrent protective devices can operate.arrow_forward
- Explain the significance of fault current analysis in power system protection.arrow_forward8.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.arrow_forward1).What factors should be considered when selecting the plug setting of an overcurrent relay. 2) Describe the principle of operation of a directional over-current relay. 3).What are the factors that should be considered when implementing a biased differential protection scheme for a star/delta transformer. Draw a single line diagram to show the connections.arrow_forward
- The magnetic circuit breaker has ______ trip action. a. Instantaneous b. Short c. Delayedarrow_forwarda) Given the concept of Circuit Breakers discuss five types of circuit breakers and their principle of operation. b) the (1 Dimensional) design of the delta connected three phase Produce faults stated under (question 2ii). c) Using the (question 1.iv) parameters solve for the reactance in per unit(pu) quantity. CR d) Show the three criteria for the selection of a cable for power system distribution network.arrow_forwardWhy are single-phase distribution transformers made whit the low-voltage winding in two sections? A- to make two voltages available on the secondary side, B- to minimize losses, C- to provide a spare, D- none The neutral conductor on the secondary side of a single-phase 3-wire distribution transforme carries the____. A- total load current of both outside conductors. B- product of currents in both of the outside conductors, C- difference in the currents between both the outside conductors, D- none The primary purpose of a control transformer is to reduce the line ...... A- current to the value needed to operate control circuits, B- wattage to the value needed to operate control circuits, C-voltage to the value needed to operate control circuits, D- nonearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSON
Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage Learning
Programmable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill Education
Fundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill Education
Electric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSON
Engineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:9780078028229
Author:Charles K Alexander, Matthew Sadiku
Publisher:McGraw-Hill Education
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:9780134746968
Author:James W. Nilsson, Susan Riedel
Publisher:PEARSON
Engineering Electromagnetics
Electrical Engineering
ISBN:9780078028151
Author:Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:Mcgraw-hill Education,
TRANSFORMERS - What They Are, How They Work, How Electricians Size Them; Author: Electrician U;https://www.youtube.com/watch?v=tXPy4OE7ApE;License: Standard Youtube License