All questions and answers are based on the 2017 NEC. Q. What are the working space rules around the electrical panel, according to the NEC? A. For the purpose of safe operation and maintenance of ...

Explanation: Section 250.64 (E)(1) requires ferrous raceways to be bonded at both ends to the GEC, since aluminum is non-ferrous it would not be required to be bonded at both ends. Lupacchino is a ...