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i <br />PHILIPS <br />Feature: Enclosed Luminaires Only <br />Watts: 175 <br />Bulb: ED -28 <br />Base: Mog. <br />Product Number: 046677-28728-4 <br />Ordering Code: M H 175/C/U <br />ANSI Code/Ballast Ref.: M57/E <br />Package Quantity: 12 <br />Description: G,& St. Ltg., Phos. Coated <br />M.O.L. (in.): 8 5/16 <br />L.C.L. (in.): N/A <br />Rated Avg. Life Hrs.: 10,000 <br />CRI: 65 <br />CCT (K): 3900 <br />f Heat Resisting Glass Bulb - <br />Footnotes <br />Metal Halide Lamp <br />Page 1 of l <br />• Rated life: Vertical +/-15 degrees. Other positions 75% of vertical life <br />• Requires a ballast specified or approved for Philips metal halide lamps, or one that is designed to <br />operate all popular brands of metal halide lamps. 1000W types will operate from H36 conventional lag <br />type ballast for Mercury Vapor lamps at ambient temperatures of 50 degrees F or higher. 1000W types <br />must not be operated at 1500W. <br />. Color characteristics may vary somewhat from one lamp type to another. Time should be allowed for <br />the lamp to stabilize in color when it is turned on for the first time or if for any reason its operating <br />position is changed. This may require several hours' operation, with more than one start. Lamp color <br />and output may change temporarily if the lamp is subjected to excess vibration or shock. Lamp color <br />characteristics may change after long accumulate operating time. <br />• Approximate lumen output at 40% of lamp rated average life. <br />. Approximate lumen values listed are for vertical operation of the lamp. <br />• Rated average life is the life obtained, on the average, from large representative groups of lamps in <br />laboratory tests under controlled conditions at 10 or more operating hours per start. It is based on <br />survival of at least 50% of the lamps and allows for individual lamps or groups of lamps to vary <br />considerably from the average. For lamps with a rated average life of 24,000 hours, life is based on <br />survival of 67% of the lamps. <br />• ANSI CODE RATING, E - Enclosed, 0 - Open, S - Open or Enclosed <br />. Click here for specific product and ordering information on this lamp. <br />• Heat resisting glass bulb <br />• Vertical lumens. Horizontal lumens 6%-10% lower. <br />Information for this product last modified on: October 22 2003. <br />]Print page] I [Close window] <br />http://www.lighting.philips.com/nam/product database/hid/printhid.php?id=88 11/25/2003 <br />