In an office building, a series of lighting fixtures are being installed. According to the 2026 NEC, what is the maximum spacing between luminaires that can be connected in series for control purposes?
- A3 feet
- B5 feet
- C7 feet
- 10 feet
Exam tip
Understand the limitations and requirements for the installation of lighting fixtures and control systems as outlined in the NEC.
Why D is correct
The NEC specifies that the maximum spacing between luminaires connected in series for control purposes is 10 feet. Options A, B, and C are incorrect as they exceed the maximum spacing allowed.