GE CMH400/V/PA/O 400 Watt ED37 Pulse Start Ceramic Metal Halide Lamp 400W Exclusionary Mogul EX39 Base MP400 Clear Bulb - ANSI M155 Replaces MP400/BU/PS MP400/BU MP400/ED37/PS/BU MS400/ED37/PS/U/4K

GE 17259 - GENERAL CHARACTERISTICS Lamp Type High Intensity Discharge - Ceramic Metal Halide Bulb ED37 Base Mogul Screw (EX39) Bulb Finish Clear Wattage 400 Voltage 125 Rated Life 20000 hrs Bulb Material Hard glass Lamp Enclosure Type (LET) Open or enclosed fixtures Base Temperature 210 K Bulb Temperature LEED-EB MR Credit 54 picograms Hg per mean lumen hour PHOTOMETRIC CHARACTERISTICS Initial Lumens 37000 Mean Lumens 29600 Nominal Initial Lumens per Watt 92 Color Temperature 4200 K Color Rendering Index (CRI) 90 Effective Arc Length 1.61 cm ELECTRICAL CHARACTERISTICS Burn Position Vertical base up +/- 15 or vertical base down +/- 15 Warm Up Time to 90% 3 min Warm Up Time to 90% (MAX) 3 min Hot Restart Time to 90% 17 min Hot Restart Time to 90% (MAX) 17 min Current Crest Factor 1.8 DIMENSIONS Maximum Overall Length (MOL) 11.31 cm Bulb Diameter (DIA) 4.625 cm Bulb Diameter (DIA) (MAX) 4.625 cm Light Center Length (LCL) 7 cm