Which of the following wiring methods, per Sec. 620.21(A)(4), is permitted on the elevator counterweight assembly?
A) Flexible metal conduit
B) Liquid flexible metal conduit
C) Liquid flexible nonmetallic conduit
D) Flexible cords and cables, or conductors grouped together and taped or corded
E) All the above are permitted
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Answer: E
As noted in Sec. 620.21(A)(4), the following wiring methods are permitted in an elevator hoistway:
(1) Flexible metal conduit
(2) Liquidtight flexible metal conduit
(3) Liquidtight flexible nonmetallic conduit
(4) Flexible cords and cables, or conductors grouped together and taped or corded, shall be permitted to installed without a raceway.
Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].
