NM CID ES-1 Practice Questions - New Mexico CID ES-1 Electrical Signs And Outline Lighting Examination Exam

Access More Questions

NEC 600.21(D) requires a working space at each ballast, transformer, electronic power supply, and Class 2 power source, or at its enclosure where the component is not installed in a sign. What are the minimum dimensions of that working space?

2 feet high by 2 feet wide by 2 feet deep 3 feet high by 3 feet wide by 3 feet deep 6 feet 6 inches high by 30 inches wide by 3 feet deep No working space is specified; only the 110.26 rules for the branch-circuit panelboard apply

Correct Answer:

3 feet high by 3 feet wide by 3 feet deep

Access more questions from this quiz

Continue to NM CID ES-1 Practice Questions - New Mexico CID ES-1 Electrical Signs and Outline Lighting Examination Exam for more practice questions and the full quiz experience.

Access More Questions