What marking requirements exist for luminaires in commercial settings?

Luminaires in commercial settings are required to be marked with ratings, certifications, and installation requirements to ensure safety and proper usage. This marking is essential as it provides critical information about the luminaire's specifications, such as its electrical ratings, whether it has been tested and certified by recognized standards organizations, and any specific installation procedures or requirements that must be followed.

These markings are a key part of compliance with safety regulations, helping to prevent hazards like electrical fires or improper installations that could lead to failures or injuries. By having clear and standardized markings, manufacturers communicate the necessary details that end-users, contractors, and inspectors need to ensure that the luminaire is suitable for its intended use and is installed in accordance with current safety standards set by the National Electrical Code (NEC). Therefore, this requirement not only promotes safe electrical practices but also helps to maintain consistency and accountability in the industry.