17 Simple Electrical Wiring Residential Chapter 4 Answers Photos
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Simple Electrical Wiring Residential Chapter 4 Answers Photos - An architectural plan show the area and sort of electrical tool required. (Pg.-20) what is an outlet? An get entry to point for an electrical device consisting of a receptacle outlet, switch outlet, or lights outlet. (Pg.-20) fit the subsequent switch sorts with the proper image. (Pg. 24) a) single-pole sp b) three-way s4 c) four-way s d) unmarried-pole with pilot s3 the plans show dashed traces going for walks between switches and diverse retailers. What do these dashed lines suggest? The dashed traces manner those switches control a part of the retailers that they visit. (Pg.-24) why are dashed traces usually curved? The curved traces will now not be incorrect for basis or wall strains. (Pg. 24) a. What are junctions bins used for? Junction packing containers are used as help for gadgets and lighting as well as safety wires and terminals. The packing containers will include the arch blast that would arise for the duration of a fault. (Pg. 29) b. Are junction bins typically used in wiring the first ground? Provide an explanation for: if you have electric outlets, equipment attachment or just the joining of wires together you have to have a junction container that have to be reachable, whether or not it's miles on the primary floor or any in which else. C. Are junction containers commonly used to wire uncovered quantities of the basement? Give an explanation for: sure due to the fact exposed portion of the wiring beneath eight feet are required to be included from bodily harm and bins are required any in which you have got wires spliced. 7.) How are standard sectional switch (device) bins hooked up? Nec 314.20 states that bins have to be set up so that they'll be set returned no longer greater than 1/4in. (6mm) in noncombustible partitions or ceilings and flush when installed in combustible. (Pg.-30) a. What is an offset bar hanger? A bar this is offset to allow the box to set out a determined quantity, the hanger additionally lets in the box to be positioned far from the stud (pg.-27) b. What sort of boxes can be used with offset bar hangers? Bins which might be designed for use with the rated hanger, which means that that they must be able to be attached to the offset bar hanger. The book suggests a spherical fixture field however maximum any sort of metal container could be used, but the set returned might not be correct or may additionally must be adjusted for. (Pg.-27).