If a recessed luminary without an integral junction boxes installed what extra wiring must be provided 10. You are called upon to install a number of luminaires in a suspended ceiling. Theas recommended by the ballast manufacturer.explain how you might go about wiring these luminaires.ceiling will be dropped approximately 8 in. (200 mm) from the ceiling joists. BrieflySIwith the proper size fuseprotection to protect13. A fluorescent for two is 85 volt-amperes.homes. This is the answer.)12. The letter "E" in a on a that the ballast-14. Can an be used to a lamp load?Where in the is this referenced?11. places a voltage on lighting in or ontype. contain internalies. This maximum voltage is (600) (750) (1000). (Circle the correct answer.)261-a-. The Code places a maximum open-circuit voltage on lighting equipment in or onLampsfor all indoor applications must beted fluorescent luminaires on the ceilingagainst overheating.is finished with low-density ceiling fiberboard. What sort ofof a rec

Answered: If a recessed luminary without an…

Engineering

Electrical Engineering

If a recessed luminary without an integral junction boxes installed what extra wiring must be provided

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter4: Conductor Sizes And Types, Wiring Methods, Wire Connections, Voltage Drop, And Neutral Conductor Sizing For Services

Section: Chapter Questions

Problem 40R: The recessed fluorescent luminaires installed in the ceiling of the recreation room of this...

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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

If a recessed luminary without an integral junction boxes installed what extra wiring must be provided

10. You are called upon to install a number of luminaires in a suspended ceiling. The
as recommended by the ballast manufacturer.
explain how you might go about wiring these luminaires.
ceiling will be dropped approximately 8 in. (200 mm) from the ceiling joists. Briefly
SI
with the proper size fuse
protection to protect
13. A fluorescent for two is 85 volt-amperes.
homes. This is the answer.)
12. The letter "E" in a on a that the ballast-
14. Can an be used to a lamp load?
Where in the is this referenced?
11. places a voltage on lighting in or on
type. contain internal
ies. This maximum voltage is (600) (750) (1000). (Circle the correct answer.)
261
-a-
. The Code places a maximum open-circuit voltage on lighting equipment in or on
Lamps
for all indoor applications must be
ted fluorescent luminaires on the ceiling
against overheating.
is finished with low-density ceiling fiberboard. What sort of
of a rec

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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? ________________
Refer to the specifications in the back of this text following Chapter 33. a. What electrical codes must be conformed to? ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ b. What is the wiring method to be used in the workshop? ________________________________________________________________________ c. What size conductors are to be used for the lighting branch circuits? ______________________ AWG the small-appliance branch circuits? ______________________ AWG d. What section of the specifications tells us the size of the service entrance to be installed for this residence?
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Which of the following installations for a kitchen waste disposal that operates on a 15-ampere, 120-volt branch circuit requires AFCI protection? (Circle the correct answer.) a. The disposal operates by a switch that is installed above the kitchen counter. b. The disposal operates by a switch that is installed under the counter next to the disposal. c. Both (a) and (b) d. Neither (a) nor (b).
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The following problems pertain to luminaires in clothes closets. a. Does the Code permit bare incandescent lamps to be installed in porcelain key-less or porcelain pull-chain lampholders? ________________ b. Does the Code permit bare fluorescent lamp luminaires to be installed? ________________ c. Does the Code permit pendant lampholders to be installed? ________________ d. What is the minimum clearance from the storage area to surface-mounted incandescent luminaires? ________________ e. What is the minimum clearance from the storage area to surface-mounted fluorescent luminaires? ________________ f. What is the minimum distance between recessed incandescent or recessed fluorescent luminaires and the storage area? ________________ g. Define the storage area. ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ h. If a clothes hanging rod is installed where there is access from both sides, such as might be found in a large walk-in clothes closet, define the storage area under that rod. ___________________________________ ___________________________________
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