GENERAL CHARACTERISTICS Lamp type Linear Fluorescent - Straight Linear Bulb T5 Base Miniature Bi-Pin (G5) Wattage 13 Voltage 94 Rated Life 5000 hrs Bulb Material Soda lime Starting Temperature (MIN) 10 °C (50 °F) LEED-EB MR Credit 1667 picograms Hg per mean lumen hour PHOTOMETRIC CHARACTERISTICS Initial Lumens 870 Mean Lumens 720 Nominal Initial Lumens per Watt 66 Color Temperature 3000 K Color Rendering Index (CRI) 52 ELECTRICAL CHARACTERISTICS Open Circuit Voltage (rapid start) (MAX) 400 V Open Circuit Voltage (rapid start) Min @ Temperature 180 V @ 10 °C Cathode Resistance Ratio - Rh/Rc (MIN) 4.25 Cathode Resistance Ratio - Rh/Rc (MAX) 6.5 Current Crest Factor (MAX) 1.7 DIMENSIONS Maximum Overall Length (MOL) 20.9100 in (531.1 mm) Nominal Length 21.000 in (533.4 mm) Bulb Diameter (DIA) 0.625 in (15.8 mm) Bulb Diameter (DIA) (MIN) 0.530 in (13.4 mm) Bulb Diameter (DIA) (MAX) 0.630 in (16.0 mm) Max Base Face to Base Face (