NEMA BL 2-2009 includes energy efficiency requirements for declaration as NEMA Premium®-rated products and for evaluating electronic ballasts designed for use with 4-ft 32 W T8 fluorescent lamps with a lumen output greater than or equal to 3100 lumens.
NEMA BL 2-2009
Original price was: $53.00.$26.00Current price is: $26.00.
Energy Efficiency for Electronic Ballasts for T8 Fluorescent Lamps
National Electrical Manufacturers Association , 11/13/2009
Pages: 9
