Lightolier PRA2GRFVA3FT دليل المستخدم

ملخص المحتوى في الصفحة رقم 1

PRISMALYTE plus PRA2GRFVA3FT or 2FT
Page 1 of 2 2'x2' RECESSED FLUORESCENT, FLOATING LENS FRAME WITH BLACK REVEAL
STATIC OR AIR SUPPLY/RETURN, 2 OR 3 LAMP, TWIN TUBE T5
Features
• 5" deep body.
• 2-9/16" lamp to lens for better lamp obscuration.
• 75.4% efficient (3 lamp TT5).
• Black housing exterior for cooler ballast operating temperature.
• Clean contoured interior.
• Eyeleted heat removal vents in fixture ends.
• Hemmed over side rails for maximum safety.
• Fixture ends turned-in for safe h

ملخص المحتوى في الصفحة رقم 2

PRISMALYTE plus PRA2GRFVA3FT or 2FT Page 2 of 2 2'x2' RECESSED FLUORESCENT, FLOATING LENS FRAME WITH BLACK REVEAL STATIC OR AIR SUPPLY/RETURN, 2 OR 3 LAMP, TWIN TUBE T5 Luminaire Efficacy Rating PHOTOMETRY MODEL NO. PRA2GRFVA3FT LER-42.7 Watts-98.0 BF-0.88 coefficients of utilization — zonal cavity method (effective floor cavity reflectance 0.20) RF 20 20 20 RC 80 50 30 RW 70 50 30 50 30 10 50 30 10 183 80 77 75 73 71 72 70 69 276 71 66 67 63 60 64 61 59 370 63 58 60 55 52 58 54 51 465 57 5