Code Quiz of Day

Approved Wiring Methods in Class II, Division 2 Locations

Sept. 26, 2014

Article 502 covers the requirements for electrical and electronic equipment and wiring for all voltages in Class II, Division 1 and 2 locations.

Mike Holt

Raceways permitted as a wiring method in Class II, Division 2 locations include _____.

a) RMC and IMC
b) EMT
c) ENT
d) a or b

See answer and applicable Code reference

The correct answer is: d) a or b

Article 502 covers the requirements for electrical and electronic equipment and wiring for all voltages in Class II, Division 1 and 2 locations. As noted in Sec. 502.10(B)(1)(2), the following wiring methods shall be permitted: "rigid metal conduit, intermediate metal conduit, electrical metallic tubing, dusttight wireways."

About the Author

Mike Holt

Mike Holt is the owner of Mike Holt Enterprises (www.MikeHolt.com), one of the largest electrical publishers in the United States. He earned a master's degree in the Business Administration Program (MBA) from the University of Miami. He earned his reputation as a National Electrical Code (NEC) expert by working his way up through the electrical trade. Formally a construction editor for two different trade publications, Mike started his career as an apprentice electrician and eventually became a master electrician, an electrical inspector, a contractor, and an educator. Mike has taught more than 1,000 classes on 30 different electrical-related subjects — ranging from alarm installations to exam preparation and voltage drop calculations. He continues to produce seminars, videos, books, and online training for the trade as well as contribute monthly Code content to EC&M magazine.