
03/29/2007 4:03:15 PM
Consult your representative for additional options and finishes.
Specifications and Dimensions subject to change without notice.
Enclosed and gasketed, rugged construction and three especially selected 
shielding elements make this fixture ideally suited for use in various types 
of medical applications. The door is constructed of heavy guage aluminum 
and has mitered corners. The doors have a continuous aluminum piano 
hinge and tamper proof fastners. The trim, door, and shielding are 
completely gasketed to minimize maintenance. Flange or lay-in trim styles 
interface with plaster or mechanical ceilings. Fixtures are installed as 
individual or in continuous runs.
Recessed, 1/2" liquid tight 
Standard Class P, CBM/ETL ballast.
IK12 lexan prismatic lens, 93 
tempered glass lens, KSH25 acrylic 
Baked on low gloss white powder 
Gasketed door suitable for wet 
location. UL listed no. 13386.
Em-3 battery pack, 90 minutes at 
20% initial output for one 32W 
1' X 4', 2' X 2', 2' X 4'
FLUORESCENT
MEDICAL RECESSED
24 1/8" [613mm] 
CEILING OPENING
5" [127mm]
12" [305mm] x 48" [1219mm]
24" [610mm] x 48" [1219mm]
24" [610mm] x 24" [610mm]
S T A N D A R D  L U M I N A I R E  S E C T I O N
LNL= LED Night Light 
  (50,000 hrs.) 
 provided by Cooper
 

Specifications and Dimensions subject to change without notice.
TYPICAL MOUNTING INFORMATION SERIES 3F/T8
Coefficients Of Utilization
Effective floor cavity reflectance 20%
rc 80% 50% 30%
rw 70 50 30 10 50 30 10 50 30 10
RCR
1 6 8 6 6 6 4 5 2  6 2 6 1 5 9  6 0 5 9 5 7 
2 6 4 6 0 5 6 5 3  5 6 5 4 5 1  5 4 5 2 5 0 
3 5 9 5 4 5 0 4 6  5 1 4 8 4 5  4 9 4 7 4 4 
4 5 5 4 8 4 4 4 0  4 6 4 2 4 0  4 5 4 2 3 9 
5 5 0 4 4 3 9 3 5  4 2 3 8 3 5  4 0 3 7 3 4 
6 4 7 3 9 3 4 3 1  3 8 3 4 3 1  3 7 3 3 3 0 
7 4 3 3 5 3 1 2 7  3 4 3 0 2 7  3 3 3 0 2 7 
8 4 0 3 2 2 7 2 4  3 1 2 7 2 4  3 0 2 6 2 3 
9 3 7 2 9 2 4 2 1  2 8 2 3 2 0  2 7 2 3   2 0 
10 34 26 21 18  25 21 18  25 21 18 
90
˚
90
˚
120
˚
60
˚
150
˚
0
˚
0
˚
R e p o rt No .  3 9 3 9 3 2 . 3 2 74 fo r  C a t  N o . 3 F /24 44 - S 5 8  
L a m p Ty pe :  F 4 0 T 1 2 R S / WW, 3 20 0  l u m e n s
Candlepower
Vertical Angle Horizontal Angle
0 45 90
3160 3160 3160 
5  3150  3160 3160 
15  3040  3080 3120 
25  2820  2940 3000 
35  2450  2080 3120 
45  1820  1990 2070 
55  1180  690 1210 
65  484  375  510 
75  207  274  210 
85  52.5  56  35.1 
90  0  0  0 
Zonal Lumen Summary
Zone Lumens Lamp% Fixt%
0-30  3097  16.1  30.4 
0-40  8711  45.4  85.5 
0-90  10183  53.0  100.0 
T otal Luminaire Efficiency= 53.0% 
D LAY-IN GRID
BK WET PLASTER OR SHEET ROCK
S40 Lexan Lens
1/8"thick, clear 
hexagonal prisms, 
high impact, shatter 
proof.
S44 Glass Lens
5/32" thick, clear 
square prisms, pattern 
#73, controls 
brightness, tempered 
glass lens, high 
impact, shatter proof.
S58 Acrylic Lens
1/8" thick, clear 
acrylic prismatic 
lens.  
Fail-Safe • Customer First Center • 1121 Highway 74 South • Peachtree City, GA 30269 • TEL 770.486.4800 • FAX 770.486.4801
03/29/2007 4:03:15 PM
ADC041679