Lightolier 7790QD دليل المستخدم

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®
Calculite Incandescent Lensed Downlight 7790QD
Page 1 of 2 7 3/8” Aperture A19 / A21 / MB19 Fresnel Lenslite
1
13"
4
4 -1/4"
9
8 7/8"
3
111 1/2"1 1/2"
A21
2
5
13"
8 1/4"
Top View
A19
6
3"
1 1/ 8" min. 1 7/8 " max. 1" max .
7 7/16" Dia.
7
(Ceiling Runner) Ceiling Thickness
Flush Trim White Trim Ring
7 3/4" Flush 8 1/2" Overlap
8

Ceiling Cutout: 7 3/4” Dia.
Catalog Number Lamp
7790QD A19 100W max.
MB19 100W max.
A21 150W max.
Features Electrical
1. Socket Cup: Die-cast aluminum cup effectivel

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® Calculite Incandescent Lensed Downlight 7790QD Page 2 of 2 7 3/8” Aperture A19 / A21 / MB19 Fresnel Lenslite 100 Watt A-19 40 1750 Lumens Per Lamp 35 RCR = 1 (Rm. Width - 10 x Mtg. Ht. above work plane) 30 RCR = 5 (Rm. Width - 2Mtg. Ht. above work plane) RCR = 10 (Rm. Width - Mtg. Ht. above work plane) 25 Room Surface Reflectances: 80% Ceiling; 50% Walls; 20% Floor 20 15 10 5 25 50 75 100 125 150 175 200 AREA PER FIXTURE IN SQUARE FEET 3 4 5 6 7 8 9 10 11 12 13 14 CENTER TO CENTER DISTANCE O