Photovoltaic System Label Requirements (21)

Main Service Disconnect Marking

  1. Label SHALL be Permanently affixed to the Main Service Disconnect serving ac and dc Photovoltaic Systems
  2. Background SHALL be RED in Color with White Letters
  3. Letters SHALL ALL be CAPITALIZED
  4. Letters SHALL be at Least ¾” in Height (non-serif font)

Warning: Photovoltaic Disconnect.

Marking for DC Conduits, Raceways, Enclosures, Cable Assemblies, and Junction Boxes

  1. Marking SHALL be applied to all dc conduits, raceways, enclosures, cable assemblies and junction boxes.
  2. Background SHALL be RED in Color with a White Letters.
  3. Letters SHALL ALL be CAPITALIZED.
  4. Letters SHALL be at Least 3/8” in Height (non-serif font).

Warning: Photovoltaic Power Source.