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Code Quiz: Elevator Wiring Methods
2017-11-15 23:11:37| Electrical Construction & Maintenance
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 con
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methods
quiz
wiring
Code Quiz: Hoistway Door Interlock Wiring
2017-11-01 22:12:32| Electrical Construction & Maintenance
When installing conductors for hoistway door interlock wiring, the conductors shall be ___________________. A) flame retardant and suitable for a temperature of not less than 200°C (392°F) and type SF or equivalent B) physically protected using an ap
Code Q&A: Wiring Installed in Ducts
2017-11-01 22:12:32| Electrical Construction & Maintenance
Q. What are the 2017 Code rules regarding wiring in ducts used to transport dust, loose stock, or vapors? Scroll Down for the Answer A. Ducts that transport dust, loose stock, or flammable vapors must not have any wiring method install
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installed
wiring
ducts
Stumped by the Code? Rules for Supporting Wiring Systems Installed Above Suspended Ceilings
2017-10-16 20:12:10| Electrical Construction & Maintenance
Your most pressing National Electrical Code (NEC) questions answered
Tags: code
systems
rules
installed
Code Quiz: Underground Wiring
2017-10-05 01:13:35| Electrical Construction & Maintenance
Wiring methods for underground wiring in commercial garages, repair and storage facilities may now use ________ conduit in addition to threaded rigid metal conduit (RMC) and threaded intermediate metal conduit (IMC). A) PVC B) RTRC C) HDPE D) all the
Tags: code
underground
quiz
wiring
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