Product Selection Guide Page 209 Product Selection Guide-11th Edition

Series Size Ceiling type Number of lamps/Lamp type 1,2 Ballast MD Meridian 14 1' x 4' 22 2' x 2' 24 2' x 4' G9 9/16" wide inverted tee DF 9/16" slot grid or 15/16" wide inverted tee Number of lamps 1 Lamp type 2 1 T5 2 T5HO 3 T8 40BX 50BX GEB10IS 5 Standard instant start GEB10PS Programmed rapid start GEB10DIM Dimming, 0-10v DMHL3D Lutron Hi-lume 3D ECOS Lutron Eco System ECOSH Lutron Eco System H-Series ADZT Advance Mark 7 Voltage Shielding Options 120 277 347 4 (blank) Perforated center basket SWR Soft-white ribbed lens SWS Soft-white smooth lens EMPK Emergency Battery Pack AR Air return CP Chicago plenum PRODUCT INFORMATION 209 PSG11 ORDERING INFORMATION Specifications subject to change. Example: MD 22 G9 2T5 GEB10PS 120 Intended Use The well-balanced, glare-free illumination of the Meridian series is created by a center diffuser combined with a curved reflector. The resulting redirected light is effective in many set- tings including office, educational and institutional spaces. Utilizing a soft-white acrylic diffuser in a choice of smooth or ribbed design, Meridian is able to achieve efficiencies as high as 84.9 percent. Meridian is also available in a non-lensed style that features a perforated center basket with a soft-white acrylic overlay. Features from 20-guage cold-rolled steel. Ballast compartments provided with 7/8-diameter KOs finishes reflectivity or contoured acrylic lens diffuser in soft-white smooth or linear ribbed BX in cross section. See Configurations table. All lamps provided by other or contoured acrylic lens diffuser in soft-white smooth or linear ribbed Listings cULus Listed and IBEW (Local 3) Union-made in the USA. ADDITIONAL INFORMATION For additional product information, visit www.marklighting.com. Notes 1 Lamps per cross section. See configurations table. 2 Consult factory for other lamps. 3 T5, T5HO and T8 only; for 2x2 and 2x4. 4 Consult factory for lamp and ballast compatibility. 5 Available with T8 lamping ONLY. RECESSED MERIDIAN Meridian Series MARK ARCHITECTURAL LIGHTING www.marklighting.com Meridan - Perforated shielding Meridan - Contoured Acrylic shielding. CONFIGURATIONS SIZE LAMPS PER CROSS SECTION LAMPS PER FIXTURE LAMP TYPE 1' x 4' 1, 2 T5, T5HO, T8 1' x 4' 1 2 40BX, 50BX 2' x 2' 1, 2, 3 T5, T5HO, T8 2' x 2' 2 40BX, 50BX 2' x 4' 1, 2, 3 1,2, 3 T5, T5HO, T8 2' x 4' 2 4 40BX, 50BX Drawings are for dimensional detail only and may not represent actual mechanical configuration. Dimensions are shown in inches (centimeters) unless otherwise noted. 6 (15.2) 8-1/2 (21.6) 24 x 24 or 24 x 48 O.C. (61.0 x 61.0 or 61.0 x 122.0 O.C.) Meridian - Perforated shielding 6 (15.2) 24 x 24 or 24 x 48 O.C. (61.0 x 61.0 or 61.0 x 122.0 O.C.) Meridian LDS - Contoured Acrylic shielding

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