Lightolier VR PARABOLIC VRA2G16LV2FT دليل المستخدم

ملخص المحتوى في الصفحة رقم 1

VR PARABOLIC VRA2G16LV2FT
Page 1 of 2 2'x2' RECESSED FLUORESCENT, 4" DEEP, 16 CELL (4x4) PARABOLIC LOUVER
STATIC OR AIR SUPPLY/RETURN, IES RP1 FOR NORMAL VDT USE
Features
• Meets IES RP1 for lighting VDT areas with normal use.
• 52.2% efficient.
• 1.8 spacing mounting ratio.
• Candelas at Nadir (0°) do not exceed 1224.
• Only 6" deep body.
• One-piece housing.
• Semi-specular low iridescence pre-anodized louver.
• Spring-loaded latches.
• Concealed “T” hinges.
• Louver frame with integral positi

ملخص المحتوى في الصفحة رقم 2

VR PARABOLIC VRA2G16LV2FT Page 2 of 2 2'x2' RECESSED FLUORESCENT, 4" DEEP, 16 CELL (4x4) PARABOLIC LOUVER STATIC OR AIR SUPPLY/RETURN, IES RP1 FOR NORMAL VDT USE LER = FP - 39.0 WATTS - 69.0 BF - 0.82 PHOTOMETRY MODEL NO. VRA2G16LV2FT Comparative yearly lighting energy cost per 1000 lumens = $6.15 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 10 159 57 56 54 53 52 52 51 50 255 52 50 50 48 46 48 46 4