Lightolier DPB2S9LS3FT/2U user manual

Summary of the content on the page No. 1

DEEPCELL SURFACE DPB2S9LS3FT/2U OR 17
Page 1 of 2 2' x 2' SURFACE FLUORESCENT, 3" TYPE, 9 CELL PARABOLIC LOUVER
3 LAMP TWIN TUBE T5, 1-5/8" U LAMP OR 2' LAMP T8
Features
• Only 5-1/2" deep.
• 20 gauge steel body.
• 45° mitered corners (body and louver).
• Side-mounted ballast for cooler operation.
• Coilzak® aluminum parabolic louver.
• Vertical grain on louver eliminates
reflected lamp images on cross baffle.
• Perfectly uniform four-side black reveal.
• Spring-loaded “roosterhead” latches.
• R

Summary of the content on the page No. 2

DEEPCELL SURFACE DPB2S9LS3FT/2U OR 17 Page 2 of 2 2' x 2' SURFACE FLUORESCENT, 3" TYPE, 9 CELL PARABOLIC LOUVER 3 LAMP TWIN TUBE T5, 1-5/8" U LAMP OR 2' LAMP T8 PHOTOMETRY MODEL NO. DPB2S9LS3FT120X3 coefficients of utilization — zonal cavity method RF 20 20 20 RC 80 50 30 RW 70 50 30 50 30 10 50 30 10 169 67 65 63 61 60 60 59 58 264 60 57 57 55 53 55 53 52 G90051 360 55 51 52 49 47 51 48 46 DPB2S9LS3FT120X3 455 50 45 47 44 41 46 43 41 551 45 40 43 39 36 42 38 36 647 40 36 39 35 32 38 34 32 744 3