When used as service equipment, a panelboard (load center) must be ______________________ that is suitable for use as service equipment, 230.66. If the panelboard (load center) contains the main service disconnect, it must be clearly marked ____________________________________, 230.70(B)

When used as service equipment, a panelboard (load center) must be that is suitable for use as service equipment, 230.66. If the panelboard (load center) contains the main service disconnect, it must be clearly marked ______________, 230.70(B)

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter11: Lighting Branch Circuit—front Entry, Porch,post Light, Underground Wiring

Section: Chapter Questions

Problem 1R: How many circuit wires enter the entry ceiling box? How many equipment grounding conductors enter...

See similar textbooks

Related questions

Q: The following is a layout of a lighting circuit for the bathroom and hallway. Using the cable layout…

A: Given the layout of a lighting circuit for the bathroom and hallway:

Q: In the conduit layout shown in picture attached, determine how many wires are contained in each…

A: The circuit is shown below: Between the three-phase line and the disconnect switch. The switch is…

Q: When installing a telephone system in a building, a conduit is installed in a riser. Is it okay to…

A: The most preferable method used in horizontal cable Installation for communication cabling is by…

Q: a) State three each: “ DOs “ and “ DON"Ts “ associated with electrical equipment operation on board…

A: DOs : 1 ) don't touch any device because we have to treat any electrical device like it is highly…

Q: When calculating a dwelling lighting load on the "volt-ampere per ft" basis, the receptacle load…

A: Given: Receptacle loads used are Floor and table lamps. When dwelling loads are calculated what must…

Q: 2. Identify and explain the safety procedures and precautions when working with tools and…

A: Electrical cables are used for sending signals and also for long distance communication. There are…

Q: What wattage was used for the vanity luminaires to calculate the estimated load on Circuit A14?

A: Circuit A14 is a branch circuit of 15 amps. It is used to provide illumination for the corridor, the…

Q: Assuming all terminals are rated 75 degrees Celsius, you have three (3) #10 AWG THHN/THWN conductors…

A: It is known that the ampacity rating of 10 AWG THHN/THWN conductors at 75o is 35 A. This ampacity…

Q: Identify and explain the safety procedures and precautions when working with tools and equipment's…

A: Electrical cables are used for transferring the signals and are also used for long distance…

Q: The frames of ranges, wall-mounted ovens, counter-mounted cooking units, and clothes dryers under…

A: Materials that allow current to flow through them are called conductors. The materials that do not…

Q: draw a block diagram of the jumpers connected to the front panel of a computer system unit

Q: Refer to the National Electrical Code or the working drawings when necessary. Where applicable,…

A: We are authorized to answer one question at a time, since you have not mentioned question you are…

Q: what section of the code prohibits supporting telephone wires from raceways that contain light or…

A: N.E.C. ARTICLE 820 article covers coaxial cable distribution of radio frequency signals or covers…

Q: 12. What is the conduit and wire equivalent to a 400A bus duct with both copper and aluminum?…

A: The National Electrical Code (NEC) is a collection of rules for the secure electrical wiring wiring…

Q: List the methods by which an equipment grounding conductor is connected to a device box

Q: b) Differentiate between Insulated-Neutral and Earthed-Neutral systems as applied to electrical…

A: Question. b) Differentiate between Insulated-Neutral and Earthed-Neutral systems as applied to…

Q: What are Diagram,Construction, Operation, Advantages and Disadvantages of Air Circuit Breaker

Q: 10.a. Which of the following is a condition of the exception that allows the grounded conductor of…

A: According to guidelines we need to solve only first question. According to the question we have to…

Q: draw a PCB diagram of the jumpers connected to the front panel of a computer system unit.

Q: Basically, ______receptacles are required to be installed if an equipment grounding conductor is…

A: Article 406 of NEC covers the installation of receptacles of both grounded type and non-grounded…

Q: The required 125v, 1 ohm, 15A or 20A receptacle on rooftos for heating, air-conditioning and…

A: These equations comes under the class of equipment that needs to be serviced or maintenance.…

Q: mast-type service entrance

A: The service raceway according to NEC is defined as an enclosed channel specially designed to hold…

Q: 6. Which of the following is a condition that a liquidtight flexible metal conduit must meet in…

A: Given :few mcqs on flexible metal conduit

Q: If a separate, wire-type equipment grounding conductor (EGC) is used for any reason, the EGC of a…

A: Equipment grounding Equipment grounding includes exposed conductive parts which can get energized.…

Q: Where is the Service Entrance Panel located?

A: A residential lighting layout plan is shown in the question. We need to find out in which area is…

Q: The Code places a maximum open-circuit voltage on lighting equipment in or on homes. This maximum…

A: The maximum open circuit voltage on lighting equipment in homes are 1000 V.

Q: Where a building or structure is suplkied by more than one service, or a combination of branch…

A: By National Electrical Code (NEC), Article 225, there were a simple and fair way to install a…

Q: use a conventional 12 volt test light to diagnose components and wires in a computer system . True…

Q: Which of the following is an installation requirement for the grounding electrode conductor in a…

A: ANSWER - (A,C,D) is correct EXPLANATION- Option (A)- Grounding…

Q: Assuming that an outlet box for the entry ceiling has a fixture stud but has external cable clamps,…

A: Evaluating the number of conductor required for outlet box: The number of conductors present there…

Q: The point of attatchment of the service drop conductors to a building must not be less than ______…

A: The point of attachment of the service drop conductors to a building must not be less than 10 feet.…

Q: List the minimum service drop clearances required by the NEC in the following residential…

A: The minimum service drop clearance required by the NEC (120 V/240 V) for the following residential…

Q: For large services busbar may be used from the ______ to service equipment

Q: A ____shall be used to connect the equipment grounding conductors, the service equipment enclosures,…

A: Given, 3 multiple choice questions related to national electrical code.(NEC). Please find the below…

Q: In installing a telephone system in a building, PABX is used up to the riser (conduit is used) and…

A: It is mentioned that in installing a telephone system in a building, PABX is used up to the riser…

Q: It is not uncommon for electrical designers to require an equipment grounding conductor to be…

A: True, Because for each and every equipment there is different grounding required according to the…

Q: 11.a. Which of the following is a point where a grounding electrode conductor connection must be…

A: Answer 11 (a) : According to national electrical code 250-(96), Grounding electrode conductor…

Q: S. The general receptacle spacing requirements for all dwelling units are located in Section of the…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: small appliance receptacles included in the 3 volt-ampere per square foot load calculation

A: Small appliances receptacles are those circuits devoted for the utilization of interfacing little…

Q: The NEC is the only code reference used for electrical installations of all types of occupancies…

Q: draw a pictorial/wiring diagram of the jumpers connected to the front panel of a computer system…

A: The Front Panel Connections, also known as the Front Panel Header or FPanel, are a collection of…

Q: Are double locknuts an acceptable bonding method for Class 1, Division 1 Hazardous locations? If…

A: Double locknuts are not totally acceptable bonding method for the class 1, division 1 hazardous…

Q: Please provide Handwritten answer Question: NEC Reference Answer __________ __________ _____ is…

A: Although, Patient equipment grounding point is used ,to the eliminate the electromagnetic…

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

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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

Equipment Grounding 10. Which of the following statements about ground faults is true?A. They usually occur between any grounded circuit conductor and the equipment grounding conductor. B. They're often normal and typically intentional.C. They can't result from human error.D. They can happen if a conductive tool is dropped in an energized equipment's electrical enclosure.
Answer the following: A) Type of clipper circuit per level of clipping. 1. ___________ 2. ___________ 3. ___________ B) Type of clipper circuit per non-linear devices used. 1. ___________ 2. ___________ C) Other term for clipper circuit. 1. ___________ 2. ___________ 3. ___________
Please provide Handwritten answer Question: NEC Reference Answer __________ __________ _____ is a jack or terminal that serves as the collection point for redundant grounding of electric appliances serving a patient care vicinity or for grounding other items in order to eliminate electromagnetic interference problems.Question: NEC Reference Answer __________ __________ _____ is a jack or terminal that serves as the collection point for redundant grounding of electric appliances serving a patient care vicinity or for grounding other items in order to eliminate electromagnetic interference problems.
7.A. Ferrous metal raceways or enclosures are made with _______ content.A. steel or brassB. aluminum or ironC. brass or aluminumD. iron or steel7.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.
___________ is an Area on a device characteristic where the ratio between applied voltage and resulting current is constant.
equipment grounding 1. The only exception to the need for all information technology equipment to be satisfactorily grounded is where the equipment is A. DC powered.B. backup generator powered. C. double-insulated.D. isolated equipment. 2. Which section of the National Electrical Code lists sizing requirements for wire-type equipment grounding conductors? A. 250.66 B. 250.118 C. 250.4 D. 250.122
2. Imagine that you're asked to install an auxiliary grounding electrode at the base of a lighting pole in aparking lot. This auxiliary grounding electrode will be connected to theA. lighting pole's electrical service equipment grounding conductor.B. electrical service's grounding electrode conductor.C. next lighting pole's auxiliary grounding electrode.D. lighting pole's neutral conductor.
9. How is equipment containing ungrounded electrical systems required to be marked? A. With green wiresB. With a sign reading "Caution: Ungrounded System Operating at _______ Volts Between Conductors" C. With a red X D. With a sign reading "Danger: Do Not Touch Ungrounded System, Operating at _______ Volts"
11. Specific rules apply for the installation of _______, but no identification requirements for them exists.A. grounding electrode conductorsB. grounding electrodes.C. main bonding jumpers.D. equipment grounding conductors.
A means shall be provided in each metal box over 100 cubic inches for the connection of an equipment grounding conductor. The means shall be permitted to be ______. a tapped hole the cover screw III. a screw used to mount the box (a.) I only (c.) I & II only (b.) II only (d.) I, II or III
6. Which of the following statements about bonding is true?A. The strike terminals of a lightning protection system must be bonded to the building or structure grounding electrode system.B. Bonding requirements on the supply side of the service disconnect are less restrictive.C. Wire-type supply-side bonding jumpers are usually short in length and installed from the service-entrance conductor to asingle raceway.D. Metal water piping systems have one set of rules in the National Electrical Code.
8. You're installing type AC cable. The armor coating of type AC cable is allowed for use as an equipmentgrounding conductor (EGC) because of itsA. liquid-tight fittings listed for EGC purposes.B. interlocking ribs that form a complete circuit.C. internal bare bonding strip.D. internal bare aluminum bonding conductor.