Menu 0

Sorry, Your Browser Is Not Supported

You can still browse the site but some services may not work properly. This site requires Google Chrome, Firefox, Safari or Internet Explorer 10 and above. For mobile devices use an HTML5 capable browser.

Download Chrome

NEMA BL 3-2013 Dimming Ballast Energy Performance

Provides a methodology for applying existing test methods for program start ballasts to fluorescent dimming ballasts and provides a way to calculate BLE for fluorescent dimming ballasts. This standard offers BLE limits for ballasts of common four-foot bipin lamps, such as T8 and T5 lamps, that are not covered by the most recent Federal Rulemaking.