CORELITE
DESCRIPTION
Corelite's Vertechs suspended direct-indirect fluorescent luminaire features
a sleek rectangular profile, aluminum construction, cross blade louver and
optional adjustable uplight and downlight optics for evolving interior
spaces. Our Slide-N-Lock" optics accessory allows the designer to adjust the
amount of uplight and downlight for a par ticular application. The Vertechs
may be mounted individually or continuously with 4', 8' and 12' modular
sections. Luminaires align with T-Grid and interface with all ceiling types.
The Vertechs is suited for open offices, private offices, conference rooms,
reception areas, educational facilities and public spaces.
Type
Catalog #
Project
Date
Comments
Prepared by
SPECIFICATION FEATURES
A ... Construction
Housing is 6063 T5 aluminum
extrusion forming a 9" x 2-1/2"
rounded 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 die-formed 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
Fixtures are prewired with quick
wire connectors and use UL listed
Class P, 265ma T8 instant start
universal voltage electronic
ballasts. Power factor of 95% 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.
Cross
Blade
Louver
Vertechs
2T8
F
Suspended
B
Direct/Indirect
Light Distribution
Indirect - 68.7%
Direct - 31.3%
2-1/2"
[64mm]
9" [229mm]
2" [51mm]
E n d C a p S i d e V i ew
MODULES AND D IMENSIONS*
48" [1219mm]
96" [2438mm]
144" [3658mm]
*Dimensions do not include end caps .
ORDERING INFORMATION
Sample Number: VB-WB-2T8-1C-277-AC48-T1-12
Series
VB=Vertechs Suspended
Optics Up
S=Specular
W=White
Optics Down
B=Cross Blade Louver
Number of Lamps
2=2 Lamps
Lamp Type
T8=T8 Normal Output
Number of Circuits
1=1 Circuit
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.
1
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
DL7
DL8
Continuously Mounted
Standard row
configurations over 12'
consist of 8' and 12'
sections
ADE032194
01/12/2009 4:29:54 PM
PHOTOMETRICS
Corelite
Coefficients of Utilization
Candela
Effective floor cavity reflectance
80%
70%
rc
rw
70
50
30
10
70
50
30
A ngle
0
A long II
758
o
45
758
A c ros s I
758
0
5
745
753
754
696
621
688
597
688
616
20%
50%
10
50
30
30%
10
50
30
10%
10
50
30
0%
10
RCR
VB-SB-2T8
(2) F32T8/TL841
3000 Lumens
0
88
88
88
88
79
79
79
79
63
63
63
47
47
47
33
33
33
27
15
25
1
2
3
81
74
68
78
68
61
75
64
55
72
60
51
73
67
61
70
62
55
68
58
50
65
54
46
56
50
44
54
47
41
53
44
38
43
38
34
42
36
32
41
35
30
31
28
25
30
27
24
29
26
23
24
21
19
35
45
55
524
403
236
503
430
313
568
544
359
4
5
6
7
62
57
53
48
54
47
43
38
48
42
36
32
43
37
32
28
56
51
47
44
49
44
39
35
44
38
33
29
40
34
29
25
40
35
32
29
36
31
28
24
33
28
25
21
31
28
25
22
28
25
22
19
26
23
20
17
23
20
18
17
21
19
17
15
20
17
15
13
16
14
13
11
65
75
85
90
56
12
1
0
94
21
5
0
141
32
7
0
8
9
45
41
35
31
28
25
24
21
40
37
31
28
26
23
22
19
26
23
22
19
19
16
20
18
17
15
15
13
15
14
13
12
12
10
10
08
95
105
20
144
72
412
69
397
10
38
28
22
18
34
26
21
17
21
17
14
17
14
12
12
10
09
07
115
125
135
145
155
293
443
582
702
797
680
731
766
813
859
799
972
947
920
916
165
175
180
862
896
908
889
908
908
912
912
908
Efficiency 85.8%
Test Repor t
#LSI18002
Zonal Lumen Summar y
Luminance Data
Zone
0-30
Lumens
545
%Lamp
9.10
%Fixture
10.60
Angle
in Deg
0-Deg
cd/sm
45-Deg
cd/sm
90-Deg
cd/sm
0-40
0-60
0-90
873
1478
1613
14.56
24.65
26.89
16.96
28.72
31.33
45
55
65
7777
5602
1833
8284
7435
3032
10487
8529
4552
40-90
60-90
90-180
0-180
739
134
3535
5148
12.33
2.24
58.92
85.80
14.37
2.61
68.67
100.00
75
85
658
266
1136
797
1694
1234
COMMON CIRCUIT CONFIGURATIONS FOR TWO LAMP SUSPENDED FIXTURE
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
2E
=Emergency Circuit
=Batter y Circuit
96"(2438mm)
=Power Mount
1B
=Non-P ower Mount
144"(3658mm)
STANDARD ROW CONFIGURATIONS
FIXTURE
LENGTH
4'
8'
12'
4'
8'
12'
16'
20'
2
1
24'
28'
32'
2
1
1
2
36'
40'
44'
2
1
2
3
48'
52'
56'
2
1
3
4
60'
64'
68'
2
1
4
5
72'
76'
80'
2
1
5
6
84'
88'
92'
2
1
6
7
96' 100' 104' 108'
1
1
1
1
2
3
4
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
8
2
1
7
8
9
ADE032194
01/12/2009 4:29:54 PM
VB-SB-2T8-DL-1
VB-SB-2T8-DL-2
Report # FTL89303
Direct - 92.1%
Indirect - 7.9%
Efficiency 43.5%
Report # FTL89302
Direct - 89.3%
Indirect - 10.7%
Efficiency 44.6%
VB-SB-2T8-DL-3
VB-SB-2T8-DL-4
Report # FTL89301
Direct - 84.5%
Indirect - 15.5%
Efficiency 46.5%
Repor t # FTL89300
Direct - 78.5%
Indirect - 21.5%
Efficiency 49.2%
VB-SB-2T8-DL-5
VB-SB-2T8-DL-6
Report # FTL89299
Direct - 73.4%
Indirect - 26.6%
Efficiency 51.8%
Report # FTL89298
Direct - 68.4%
Indirect - 31.6
Efficiency 54.5%
VB-SB-2T8-DL-7
VB-SB-2T8-DL-8
Report # FTL89297
Direct - 62.8%
Indirect - 37.2%
Efficiency 57.9%
Report # FTL89296
Direct - 57.6%
Indirect - 42.4%
Efficiency 61.4%
Specifications and Dimensions subject to change without notice.
Corelite • 18001 E. Colfax Ave. • Aurora, CO 80011 • 303.393.1522 • FAX 303.393.1477
ADE032194
01/12/2009 4:29:54 PM