Description:
Electronic Fluorescent Ballast Type High Frequency Starting Type Programmed Circuit Type Normal Output, HPF Lamp Type F28T5 Number of Lamps 2 Lamp Wattage 28 W Input Voltage 120 to 277 V Input Current 0.59 Ampere at 120 V, 0.23 Ampere at 277 V Input Power 63 W at 120 V, 62 W at 277 V Frequency Rating 50/60 HZ Power Factor 0.98 Ballast Factor 1.03 Maximum THD 10 Percent Wiring Series Minimum Starting Temperature -18 Deg C Size 9.5 Inch L x 1.3 Inch W x 1 Inch H Approval UL, CSA Includes N Can Housing Material Metal Ignition Time 1.5 Sec Lamp Current Crest Factor 1.7 Ballast Efficacy Factor 1.62 Wire Striplength 0.375/0.5 MM Wire Type Solid Wire Size 18 AWG Maximum Distance Ballast to Lamp 20 Ft (Remote), 10 Ft (Tandem/Through) Features / Benefits A Ballast Subjected to Higher than Nominal Voltages will Typically Operate at Increased Temperatures This will Result in Reduced Ballast Life Low Voltage Can Cause Premature Lamp Failures as Well as Unreliable Lamp Starting All Ballasts Are Designed for Single Frequency Operation The Choice of Fluorescent Lamp Ballast Should be Made on the Basis of Selecting the One Rated Quietest for a Specific Location or Interior as Some Ballast have a More Discernable Hum Due to Basic Construction Features and Electrical Ratings