NM CID EL-1 Practice Questions - New Mexico CID EL-1 Electrical Distribution Systems, Including Transmission Lines Examination Exam

Access More Questions

Using NEC 2020 Table 250.66, what is the minimum copper grounding electrode conductor for a service with 3/0 AWG copper ungrounded conductors?

8 AWG copper 6 AWG copper 4 AWG copper 2 AWG copper

Correct Answer:

4 AWG copper

Access more questions from this quiz

Continue to NM CID EL-1 Practice Questions - New Mexico CID EL-1 Electrical Distribution Systems, Including Transmission Lines Examination Exam for more practice questions and the full quiz experience.

Access More Questions