CORELITE
DESCRIPTION
One of Corelite's latest additions to its line of architectural direct-indirect
extruded fixtures, the Loft, features crisp modern lines with a Cross Blade
Parabolic louver. The Loft also offers the complete array of Corelite's
innovative and efficient optical components, including the revolutionary
Slide-N-LockTM optics. The Loft may be mounted individually or
continuously with 4', 8' and 12' modular sections and is suited for open
offices, private offices, conference rooms, reception areas and educational
facilities.
Type
Catalog #
Project
Date
Comments
Prepared by
SPECIFICATION FEATURES
A ... Construction
Housing is 6063 T5 aluminum
extrusion forming a 7-1/2" x 2-1/2"
angled profile. Standard 4'-0", 8'-0"
and 12'-0" fixture lengths combine
for continuous runs.
D ... Reflectors
Reflector pan is painted with a high
reflectance white powder coat
finish. Optional dieformed side
reflectors are highly specular
anodized aluminum.
B ... End Caps
Standard end caps are precision
die-cast aluminum, mechanically
attached without exposed
fasteners.
E ... Electrical
T5/T5HO fixtures are pre-wired
with quick wire connectors and use
UL listed Class P, T5/T5HO
program rapid start universal
voltage electronic ballasts, power
factor of 97% with less than 10%
THD. Fixtures and electrical
components certified to UL and
CUL standards.
C ... Louver
A continuous semi-specular
aluminum parabolic 1-1/4" blades
spaced 2-1/4" on-center with a
2-3/4" opening.
A
E
C
D
F ... Finish
Fixture housings are standard
white using electrostatically
applied polyester powder coat
paint.
Mounting
Standard aircraft cable mounts on
4'-0", 8'-0" and 12'-0" centers. Refer
to installation section for various
ceiling interface details and rigid
pendant mounting details.
Loft
Cross Blade
Parabolic Louver
F
B
3T5
3T5HO
Suspended
2-1/2"
[64mm]
Direct/Indirect
Light Distribution
Indirect - 72.0%
Direct - 28.0%
7-1/2" [190mm]
1-3/4" [44mm]
End Cap Side View
M O D U L E S A N D D I M E N S I O N S*
48" [1219mm]
96" [2438mm]
144" [3658mm]
*Dimensions do not include end caps.
ORDERING INFORMATION
Sample Number: L2-WB-3T5-1C-UNV-AC48-T1-12
Series
L2=Loft Suspended
Number of Lamps
3=3 Lamps
Number of Circuits
1=1 Circuit
Optics Up
S=Specular
Lamp Type
N5=T5 Normal Output
W=White
T5=T5 High Output
Optics Down
B=Cross Blade Parabolic
Louver
1
2=2 Circuits
Wiring 1
B=Battery Pack
C=Standard Circuit
D=Dimming
E=Emergency
T=Nightlight
Y=Daylight
Notes: 1
2
Not all options available. Please consult your Cooper Lighting Representative for availability.
Consult adder section of the price guide for additional standard lengths.
Voltage 1
120=120V
277=277V
347=347V
UNV=Universal
(120V277V)
Suspension
A=Aircraft Cable
Suspension Length
Adjustable Cable
48", 120", 240", 300", or
360" (infinite adjustment
along entire length of
cable)
Rigid Pendant
2
12", 15", 18", 21", 24", or
27"
P=Rigid Pendant
Power Feed 1
C=Straight Cord
K=Curly Cord
P=Rigid Pendant
Specifications and Dimensions subject to change without notice.
Consult your representative for additional options and finishes.
Ceiling Type
T1=1" T-Bar
Options
T9=9/16" T-Bar
TS=Slotted T-Bar
DL1
ST=Structure
JB=4" Octagonal
J-Box
DL3
Slide-N-Lock™
DL2
DL4
DL5
DL6
Run Length
Individually Mounted
Luminaires may be 4',
8', or 12' in length
Continuously
Mounted
DL7
DL8
Lamp Isolator Kit
DL/UDU
DL/DUD
Standard row
configurations over
12' consist of 8' and
12' sections
DL/UXU
DL/DXD
DL/XDX
ADE090018
DL/XUX
08/20/2009 2:19:47 PM
PHOTOMETRICS
Corelite
Co efficients of Ut il ization
Effective floor cavity reflectance
80%
70%
70 50 30 10
70 50 30
rc
rw
RCR
0
L2-SB-3T5
(3) FP54/841/HO
4500 Lumens
C an dela
20%
10
50%
50 30 10
30%
50 30 10
10%
50 30 10
0%
0
90
90
90
90
80
80
80
80
63
63
63
46
46
46
32
32
32
25
1
2
82
76
79
70
76
65
73
61
74
68
71
63
68
59
66
55
56
50
54
47
53
45
42
38
41
36
40
35
29
27
29
26
28
25
22
20
3
4
5
6
70
64
59
54
62
55
49
44
56
49
43
38
52
44
38
33
62
57
53
48
56
50
45
40
51
45
39
34
47
41
35
30
45
40
36
32
41
36
32
28
39
33
29
25
34
31
28
25
32
28
25
22
30
26
23
20
24
22
20
18
23
21
18
17
22
20
17
15
18
16
14
13
7
8
50
46
42
39
40
36
32
29
33
29
26
23
29
25
22
19
45
41
38
35
36
32
29
27
31
27
24
21
26
23
20
18
29
26
24
22
25
22
20
18
22
19
17
15
23
21
18
17
20
18
16
14
18
16
14
12
17
15
14
12
15
13
12
11
14
12
10
09
11
10
08
07
9
10
Angle
0
Along II
1857
45o
1857
Across I
1857
5
15
1837
1715
1820
1567
1795
1450
25
35
1527
1276
1241
1292
1555
1334
45
55
65
75
936
451
92
31
941
490
104
36
1135
281
181
46
85
90
95
105
4
0
57
344
10
0
169
941
14
0
145
853
115
125
135
145
729
1115
1466
1765
1584
1746
1875
2043
1843
2300
2278
2240
155
165
175
180
2001
2163
2246
2257
2188
2257
2272
2257
2285
2302
2263
2257
Efficiency 88.0%
Test Report
#LSI17902
Zo na l Lumen Sum mary
L umin an ce Data
Zone
0-30
0-40
0-60
0-90
Lumens
1262
2035
3149
3328
%Lamp
9.35
15.08
23.33
24.66
%Fixture
10.62
17.13
26.50
28.01
Angle
in Deg
45
55
65
0-Deg
cd/sm
18043
10713
2964
45-Deg
cd/sm
18122
11649
3367
90-Deg
cd/sm
21873
6687
5860
40-90
60-90
90-180
1293
179
8555
9.58
1.33
63.37
10.88
1.51
71.99
75
85
1641
719
1915
1703
2441
2297
0-180
11883
88.03
100.00
COMMON CIRCUIT CONFIGURATIONS
2C=Two circuit luminaire
2E=Two circuit luminaire with emergency circuit
2C
1B=Single circuit luminaire with battery pack
48"(1219mm)
=Circuit 1
=Circuit 2
=Emergency Circuit
2E
=Battery Circuit
96"(2438mm)
=Power Mount
1B
=Non-Power Mount
144"(3658mm)
STANDARD ROW CONFIGURATIONS
F IXT UR E
L E NG T H
4'
4'
1
8'
12'
8'
12' 16' 20' 24' 28' 32' 36' 40' 44' 48'
1
2
1
1
1
2
2
1
1
2
3
2
1
2
3
4
52' 56' 60' 64' 68'
2
1
3
4
5
2
1
4
5
72' 76' 80' 84' 88' 92' 96' 100' 104' 108'
6
2
1
5
6
7
Specifications and Dimensions subject to change without notice.
Corelite • 18001 E. Colfax Ave. • Aurora, CO 80011 • 303.393.1522 • FAX 303.393.1477
2
1
6
7
8
2
1
7
8
9
ADE090018
08/20/2009 2:19:47 PM