NEC 406.4(D)(2)
Q: The grounded circuit (system) conductor is generally not permitted to be used to ground equipment on…
A: Given, The grounded circuit (system) conductor is generally not permitted to be used to ground…
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A: For installing directly in a concrete slab Rigid metal conduit (RMC) can be used. A rigid metal…
Q: The _______ point is where the facilities of the serving utility and the premises wiring connect. A.…
A:
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: Describe what the following conductor designation means when it is printed on the insulation;…
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Q: A service disconnection means must be installed adjacent to, within sight of, and no more than…
A: According to question we have to discuss about A service disconnection means must be installed…
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: The NEC requires that each service-disconnecting means be suitable for A. the prevailing…
A: The service disconnecting mechanisms used to isolate a building's premises wire from the utility…
Q: What unique type of electrical protection is required for all 120-volt, single-phase, 15- and…
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Q: 11. What are at least two instances where a splice is allowed to be made in underground consumer's…
A: The power system has to transmit power from the generation side to the load side. For this purpose,…
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: Which of the following statements about equipment grounding conductors (EGCs) is true? A. The…
A: Statement about the equipment grounding conductors (EGCs)
Q: Which of the following would help avoid the choke effect in grounding electrode conductors? A.…
A: The correct option is B that us using an appropriate PVC(POLY VINY CHLORIDE) CONDUIT WILL AVOID…
Q: 3. All exposed noncurrent-carrying metal parts of an information technology system shall be to the…
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Q: 12. What is the conduit and wire equivalent to a 400A bus duct with both copper and aluminum?…
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Q: List the methods by which an equipment grounding conductor is connected to a device box
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Q: The white wire of a cable may be used to connect to a "hot" ungrounded circuit conductor only if ?
A: A "hot" ungrounded cable is the wire that carries major power from the source terminal to the…
Q: ___ refers to the portion of electric conductors that extends form the service entrance to an outlet…
A: Premises wiring: It is a wiring system covers interior and exterior wiring that extends from the…
Q: How far can a 230V, 50A, three-phase load be located from a panelboard if it's fed with 3 AWG…
A: The Length of the load from the panel board is calculated as shown below
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: Identify and describe the step-by-step process used to install cable in the NCT Colledge buildings?…
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Q: What type of bonding jumper connects the grounded circuit conductor and the equipment grounding…
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Q: mast-type service entrance
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Q: How many conductor volume allowances should be applied for the equipment grounding conductors in the…
A: We need to answer how many conductor volume allowances should be applied for the equipment grounding…
Q: What is the largest size circuit breaker or fuse permitted to protect this wire
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Q: 45. What section of the Code prohibits the use of sheet metal screws as a means of attaching…
A: As per the bartleby policy you can ask one question at a time so please ask other questions a…
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: Which room makes use of Split-Circuit receptacles?
A: A lighting layout for a residential floor plan is shown in the question. We need to find out which…
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: 21.Which of the following wiring methods may be used inside the duct used for vapor removal and…
A: 21. As per the NEC guidelines, no wiring system should be installed in any duct used for vapor…
Q: Plans require the installation of surface-mounted fluorescent luminaires on the ceiling of a…
A: As per the NEC surface-mounted fluorescent luminaires that are to be installed on the low-density…
Q: Where insulated conductors are deflected within a wireway, either at the ends or where conduits,…
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Q: In the conduit diagram shown in attached picture, determine how many wires are in each conduit…
A: The circuit is shown below: Between the three-phase line and the disconnect switch. The switch is…
Q: The air interface connecting phones, antennas, and towers in mobile networks is completely devoid of…
A: Mobile Backhaul:- The transport network that links the mobile network's core network and RAN (Radio…
Q: Flexible metal conduit (FMC) shall be securely fastened in place by an approved means within ____…
A: FMC shall be securely fastened in place by an approved means within 12 in of each box ,cabinet,…
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: 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: requires that all receptacles in bathrooms be con- nected to one or more separate 20-ampere branch…
A: In the given The NEC in section _ requires that all receptables in bathroom be connected to one or…
Q: When a three-conductor multi-wire circuit is used in place of two separate branch circuits to supply…
A: This problem is based on the electric wire installation. When a three-conductor multi-wire circuit…
Q: The NEC is the only code reference used for electrical installations of all types of occupancies…
A:
NEC 406.4(D)(2) permits existing two-wire, nongrounded-type receptacles to be replaced with a
_______________________ where no equipment grounding conductor exists.
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- Construction sites can be dangerous because of the manner in which extension cords, portable electrical tools, and other electrical equipment are used and abused. To reduce this hazard, 590.6(A) of the NEC requires that all 125-volt, single-phase, 15-, 20-, and 30-ampere receptacle outlets used for temporary wiring during construction must be _________________ protected.Is a GFCI receptacle permitted be installed as a replacement in an old installation where the 2-wire circuit has no equipment grounding conductor? _________________If you use 600-volt rated conductors for Class 2 wiring, does the Code permit pulling these conductors through the same raceway as the power conductors? (Yes) (No) (Circle the correct answer.) Give the NEC section number. ____________
- 16. The _______ point is where the facilities of the serving utility and the premises wiring connect.A. groundedB. neutralC. serviceD. bonding5. If a separate, wire-type equipment grounding conductor (EGC) is used for any reason, the EGC of a grounding-type receptacle must be connected to which of the following?A. The grounding terminal bar outside the service equipment enclosure in a grounded systemB. An EGC that's part of another branch circuit that originates from where the branch circuit for the receptacle originatesC. Any accessible point on the grounding electrode conductorD. The service conductor outside the service equipment enclosure in an ungrounded systemThe frames of ranges, wall-mounted ovens, counter-mounted cooking units, and clothes dryers under the conditions permitted for existing installations, ___ permitted to be connected to the grounded circuit conductor. Select one: a. shall not be b. can not c. may be d. shall be
- Determine the minimum number of cubic inches required for two 10 AWG conductors passing through a box, four 14 AWG conductors spliced in the box, two 12 AWG conductors terminating to a receptacle, and one 12 AWG equipment bonding jumper from the receptacle to the box.A ______ is a raceway containing the service entrance conductors that is run through the roof of a building to a height sufficient to obtain the necessary clearances for the service-drop conductors. a. service lateralb. mast-type service entrancec. service pointA Type NM cable carries a branch circuit to the outside of a building, where it terminates in a metal weatherproof junction box. From this box, a short length of EMT is installed upward to another metal weatherproof junction box on which is attached a cluster of outdoor floodlights. The first box is located approximately 24 in. (600 mm) above the ground. To Meet Code, do the metal boxes and metal raceway have to be grounded? Yes _______________ No _______________ NEC _______________.
- The recessed fluorescent luminaires installed in the ceiling of the recreation room of this residence are connected with trade size flexible metal conduit. These flexible connections are commonly referred to as fixture whips. Does the flexible metal conduit provide adequate grounding for the luminaires, or must a separate equipment grounding conductor be installed? ________________How many circuit wires enter the entry ceiling box? How many equipment grounding conductors enter the entry ceiling box?QUESTION 25 Type TC cable shall not be _____. a. installed where it will be exposed to physical damage b. all of these c. installed outside of a race-way or cable tray system, unless permitted in 336.10(4), 336.10(7), 336.10(9), and 336.10(10) d. used where exposed to direct rays of the sun, unless identified as sunlight resistant