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

Access More Questions

A wood crossarm on a 12.47 kV line must keep phase conductors far enough apart to satisfy NESC 2007 Rule 235 at the support and in midspan. The clearance that usually controls pin spacing on the arm is:

the climbing-space and conductor-separation rules at the structure, which then leave enough midspan spacing for typical distribution spans a fixed 3-inch pin spacing for all voltages the communication-worker safety zone, which is measured between pins on the same arm NEC Table 310.16 ampacity spacing

Correct Answer:

the climbing-space and conductor-separation rules at the structure, which then leave enough midspan spacing for typical distribution spans

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