PORTFOLIO TM
D ES C R IPTION
Low brightness 8-3/8-inch aperture lens downlight for use with (2)26W,
32W, or 42W Triple Tube 4-pin compact fluorescent lamps. The deeply
regressed lens provides superb shielding in comparison to shallow
lenses. Reflector trim eliminates brightness at higher angles. Choice
of lens types for various aesthetics. Standard features include low
iridescent finish on all reflectors, and one electronic ballast to operate
(2)26/32/42W triple tube 4-pin lamps. Venting ensures maximum lamp life
and lumen output. Open downlight, lensed, and open wall wash trims are
interchangeable within the same housing.
Type
Catalog #
Project
Date
Comments
Prepared by
SPE C IFIC A TION FEA T U R E S
Re f l e c t o r
Soc ke t Conne ctor
Jun ction B ox
Specular clear upper Alzak®
reflector for maximum light output.
Positive reflector mounting,
without tools, pulls trim tight to
ceiling. Lower spun parabolic
reflector, .050 thick aluminum,
available in a variety of Alzak®
finishes. Also available with white
or black baffle.
One piece die cast aluminum
connection allows venting for
maximum thermal performance.
Listed for eight #12AWG (four in,
four out) 90°C conductors feed
through branch wiring. 1/2" and
two 3/4" pry outs. Positioned to
allow straight conduit runs. Access
to junction box by removing
reflector.
Le n s
U ni v e rs a l Moun ting B racket
Choice of tempered fresnel
prismatic, diffuse, or clear glass
lenses or molded prismatic acrylic,
opal diffuser or clear UV stabilized
acrylic. Lens is fixed to lower
reflector.
Accepts 1/2" EMT, C Channel, T bar
fasteners, and bar hangers. Adjusts
5" vertically from above or below
ceiling.
Hous i ng Mountin g Frame
One piece precision die cast
aluminum 1-1/2" deep collar
accommodates varying dimensions
of ceiling materials.
Condui t F i tti ngs
Die cast screw tight connectors.
Trim Ring Options
S ock et R otary Lock
4 pin GX24q3/4 base with fatigue
free stainless steel lamp spring
ensures positive lamp retention.
Electron ic B allast
Electronic ballast provides full
light output and rated lamp life.
Provides flicker free and noise free
operation and starting. End of life
protection is standard.
C8242
8381/8380
(2) 26W, 32W, 42W
Self flanged reflector.
TTT or PLT
Labels
cULus listed, Wet label.
Compact Fluorescent
STEPREPEAT>
8-Inch Lensed Downlight
ENERGY DATA
(2) 26W TTT
Ballast: Electronic
Top View
7-3/4"
[197mm]
13-13/32"
[341mm]
120V Input Watts: 55
Line Amps: 0.46
277V Input Watts: 55
Line Amps: 0.21
Power Factor: >0.98
THD: <10%
Min. Starting Temperature: -10°C (0°F)
Sound Rating: Class A Standards
(2) 32W TTT 4-pin
Ballast: Electronic
14"
[355mm]
120V Input Watts: 69
Line Amps: 0.57
277V Input Watts: 69
Line Amps: 0.25
Power Factor: >0.99
THD: <10%
Min. Starting Temperature: -10°C (0°F)
Sound Rating: Class A Standards
20"
[508mm]
17-5/8"
[448mm]
(2) 42W TTT 4-pin
8-3/8" [213mm]
9-1/8" [232mm]
9-3/4" [248mm]
Ballast: Electronic
120V Input Watts: 93
Line Amps: 0.71
277V Input Watts: 93
Line Amps: 0.30
Power Factor: >0.99
THD: <10%
Min. Starting Temperature: -10°F (0°C)
(with EM Option)
Sound Rating: Class A Standards
NOTES: Accessories should be ordered separately. For additional
options, please consult your Cooper Lighting Representative.
Alzak is a registered trademark of Aluminum Company of
America.
Specifications and dimensions subject to change without notice.
Consult your representative for additional options and finishes.
ADP051851
2013-05-09 16:12:33
C8242 8381/8380
OR D ER ING INFOR M A TION
EXAMPLE: C8242E 8381LI
Housing
Lamps
Wa tt a g e
Ballast
Options
E=120/277V 50/60 Hz
Electronic
3E=347V 50/60 Hz
Electronic
D5LT26=26W 120-277V
Fifth Light (DALI Dimming)
D5LT32=32W 120-277V
Fifth Light (DALI Dimming)
D5LT42=42W 120-277V
Fifth Light (DALI Dimming)
3D5LT26/32=26 or 32W
347V Fifth Light (DALI
Dimming)
3D5LT42=42W 347V Fifth
Light (DALI Dimming)
D26/32=26 or 32W 120277V Lutron EcoSystem
Dimming
D42=42W 120-277V
Lutron EcoSystem
Dimming
EDR26=DeRated Wattage
Label, 26W
EDR32=DeRated Wattage
Label, 32W
C8=8" Horizontal
Lamp
2=2 Lamps
42=26W, 32W,
or 42W TTT or
PLT Lamp
CP=Chicago Plenum
EM=Emergency
Module with remote
test switch
2C=(2) ballasts for
Hi-Low Switching
2CMS=2 Circuit
Master Satellite (2
housings, order 2
trims)
Tri m s
Finish
8381=Self Flanged
8380=Molded Trim
Ring, White
LI=Low Iridescent Clear
H=Haze
WMH=Warm Haze
G=Gold
WH=Wheat
W=Gloss White
GP=Graphite
GPH=Graphite Haze
BB=Black Baffle (8380 only)
WB=White Baffle (8380 only)
Lens
1=Prismatic Lens
2=Diffuse Lens
3=Clear Lens
1G=Prismatic Glass
2G=Diffuse Glass
3G=Clear Glass
4G=Fresnel Glass
Option
WF=White
Painted
Flanged (Self
Flanged only)
A c c e s s o ri e s
HB26=C Channel Bar
Hangers, 26" Long, Pair
HB50=C Channel Bar
Hangers, 50" Long, Pair
FK5=5 Amp Field Installable
Fuse Kit 300V Max
RMB-22=Wood Joist Bar
Hanger, 22" Long, Pair
PH OTOM ETR IC S
Candlepower Distribution Curve
Downlight
Cone of Light
Spacing Criterion = 1.00
Efficiency = 53.7%
80°
70°
434
60°
50°
868
Test = 247p144
C8242 838OLI3
Lamp = (2)42W TTT
40°
Distance
Fixture to
Lighted Plane
Initial
Footcandles
at Nadir
Beam
Diameter
6'0"
7'6"
8'0"
10'0"
12'6"
16'0"
64
41
36
23
15
9
6.5
8
8.5
11
13.5
17.5
42TTT
1302
1736
10°
20°
30°
Coefficients of Utilization
80%
70%
50%
Ceiling
Wall % 7 0 5 0 3 0 1 0
50 30 10
50 10
RCR
Zonal cavity method -- floor reflectance = 20%
0
64 64 64 64
62 62 62
60 60
1
60 59 57 56
57 56 55
55 53
2
57 53 51 49
52 50 48
51 47
3
53 49 46 43
48 45 43
47 42
4
50 45 41 38
44 41 38
43 38
5
46 41 37 35
41 37 34
40 34
6
44 38 34 31
37 34 31
37 31
7
41 35 31 29
35 31 28
34 28
8
39 33 29 26
32 29 26
32 26
9
36 30 27 24
30 26 24
29 24
10
34 28 25 22
28 25 22
28 22
0°
Candlepower Distribution Curve
Cone of Light
Spacing Criterion = 1.10
Efficiency = 64.1%
Downlight
80°
70°
434
60°
50°
868
40°
1302
1736
10°
20°
30°
Test = 247p147
C8242 838OLI3
Lamp = (2)26W TTT
Distance
Fixture to
Lighted Plane
Initial
Footcandles
at Nadir
Beam
Diameter
6'0"
7'6"
8'0"
10'0"
12'6"
16'0"
46
30
26
17
11
7
6
8
8
10
13
17
Coefficients of Utilization
80%
70%
50%
Ceiling
Wall % 7 0 5 0 3 0 1 0
50 30 10
50 10
RCR
Zonal cavity method -- floor reflectance = 20%
0
76 76 76 76
75 75 75
71 71
1
72 70 68 66
69 67 65
66 63
2
68 64 61 58
63 60 58
61 56
3
63 58 55 52
58 54 51
56 50
4
59 54 49 46
53 49 46
51 45
5
56 49 45 42
49 45 41
47 41
6
52 46 41 38
45 41 38
44 37
7
49 42 38 35
42 37 34
41 34
8
46 39 35 32
39 35 32
38 31
9
44 37 32 29
36 32 29
36 29
10
41 34 30 27
34 30 27
33 27
0°
Specifications and dimensions subject to change without notice.
Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800 FAX 770 468.4801
ADP051851
2013-05-09 16:12:33