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Q. Can metal raceways and cables be used with nonmetallic boxes?
See answer below.
A. Yes, see Sec. 314.3
Nonmetallic boxes can only be used with nonmetallic cables and raceways.
Ex 1: Metal raceways and metal cables entering nonmetallic boxes must be bonded to the circuit equipment grounding conductor. (Figure)
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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.