With respect to Art. 708 Critical Operations Power Systems (COPS), where physical security is required, the physical security shall consist of which of the following items?

  1. Trained security professionals who will be present at all areas.
  2. A documented strategy that shall be developed and implemented based on a risk assessment.
  3. A program that will make the critical operations power systems accessible to qualified persons only.
  4. Both (b) and (c) are required

Answer: D

Section 708.4 of the NEC (Physical Security) requires a documented strategy, which shall be developed and implemented based on a risk assessment. It also requires the critical operations power systems to be accessible to qualified persons only.

Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at necexpert@aol.com.