Unit 5 Conductor Sizes & Types, Wiring Method, Wire Connections, Voltage Drop, & Neutral Sizing Flashcards

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2
Q

Guard strips are not required of the cable is run along the sides of rafters, studs, or floors joists

-provided rule 12-516 1) 2)

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3
Q

Running board & guard strip may interfere with attic or roof space so cables can run through side of joist instead (holes)

-must be 38 mm x 38 mm (running board & guard strip)

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4
Q

CEC permits NMD-90 cable to be installed in joist and stud spaces (but only at right angles to it’s long dimensions)

CEC permits EMT & rigid metal conduit

-open or concealed work
buried in concrete or masonry (certain provisions)
-combustible or non-combustible construction

-generally EMT supported within 1 m of each box or fitting & at 1.5 m intervals

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5
Q

Conduit knockouts

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6
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