SC Lightning Protection Practice Questions - South Carolina Lightning Protection Systems Contractor Examination Exam

Access More Questions

NEC 2020 250.53(A)(3) requires a supplemental rod, pipe, or plate electrode to be spaced not less than which distance from the electrode it supplements?

3 ft (900 mm) 6 ft (1.8 m) 8 ft (2.4 m) 16 ft (4.9 m)

Correct Answer:

6 ft (1.8 m)

Access more questions from this quiz

Continue to SC Lightning Protection Practice Questions - South Carolina Lightning Protection Systems Contractor Examination Exam for more practice questions and the full quiz experience.

Access More Questions