WAL-1U1D
Up/Downlight Low Profile Wall Mount / 2-Lamp T5, T5HO, T8, TT
Project Information
Features
• Heavy code gauge cold rolled steel housing
• One piece shielding assembly easily removable for cleaning
without the use of hardware
• Easy installation and maintenance
• White powder coat finish, painted after fabrication
• White textured endcaps of injection molded thermoplastic
• Low profile design
• Variety of options available
• Ideal for restroom, stairwell, work station and bedlighting
• UL listed 1598 for damp locations
Project Name
Type
Catalog No.
Date
Construction
Finish
Ballasts
Shielding
Heavy code gauge cold rolled steel housing and
ballast cover. Embossed housing. Endcaps are
textured, injection molded plastic, with an opaque
finish to match housing.
Energy efficient, thermally protected, automatic
resetting, Class P, high power factor, sound rated A,
magnetic or electronic ballasts. CEE NEMA Premium
compliant.
Electrical
Standard class “P”, thermally protected,
autoresetting HPF ballast, sound rated A. CEE NEMA
Premium compliant. All ballast leads extend a
minimum of 6" through access location. NEC/CECcompliant ballast disconnect is standard.
Painted parts are treated with a five stage
phosphate bonding process and finished with a high
reflectance baked white powder coat finish, applied
after fabrication.
Front of diffuser has inside linear prisms and bottom
has pyramidal prisms for low brightness control.
For added strength and durability, 25% DR is
standard. Lens slides forward for easy installation
and maintenance
Certification
All luminaires are built to UL 1598 standards and
bear appropriate UL and cUL or CSA labels. Damp
location labeling is standard. Emergency-equipped
fixtures labeled UL 924.
Ordering Information
WAL
–
1U1D
Model
Size
Distribution
WAL Low
Profile
Wall
Mount
2 2'
3 3'
4 4'
1U1D 1-Lamp
Uplight,
1-Lamp
Downlight
Page 1/2 Rev. 02/03/11
Example WAL4-1U1D32-EU
–
–
Lamp Type
Ballast
Voltage
2', T8: 17 Watt
3', T8: 25 Watt
4', T5: 28 Watt
4', T8: 32, 30, 28 or
25 Watt
40TT Twin Tube Compact,
2G11 Base: 40 Watt
54 4', T5HO: 54 or 51 Watt
E Electronic T8,
Instant Start
ETT Electronic Twin Tube,
Instant Start,
(Specify voltage)
EP Electronic T5 or T8,
Programmed Start
For others available, see
Ballast Options.
U 120V-277V
347 347V
17
25
28
32
Options
GLR
EL
GCO
PSW
PSWD
Fast Blow Fuse
Emergency Battery Pack
Grounded Convenience Outlet (120V only)
Pull Switch, One Circuit (120V only)
Pull Switch, Wired to the Downlight
Circuit on a Two Circuit Unit (120V only)
4PSW Four-way Pull Switch, for Two Circuit,
2-Lamp Units (120V only)
LUB Less Uplight Baffle
NYC NYC Compliant
NYCU NYC Compliant, Union Label
For a complete list of options, see options and
accessories section.
Surface / WAL-1U1D
© 2011 Columbia Lighting, a division of Hubbell Lighting, Inc. Because of continuing product improvement programs, Columbia Lighting reserves the right to change
specifications without notice. 701 Millennium Blvd. Greenville, SC 29607 / Tel 864.678.1000 / Tech Support 864.678.1668 / Website www.columbialighting.com
WAL-1U1D
Up/Downlight Low Profile Wall Mount / 2-Lamp T5, T5HO, T8, TT
AVG. Luminance (Candela/Sq. M.)
Luminaire Data
Ballast
Ballast Factor
Lamp
Lumens per
Lamp
Watts
Shielding
Angle
Spacing
Criterion
Luminous
Opening in
Feet
55
N/A
0
30
40
45
50
55
60
65
70
75
80
85
Average Luminance Angle
WAL4-1U1D32-E
WAL Surface
Mounted
8" × 49" 2-Lamp Wall
Mount with Acrylic
Prismatic Lens
B232I120HP
0.88
F32T8
2900
Luminaire
0.0
45.0 90.0 135.0 180.0
3842
3762
3625
3425
2948
2166
1683
1490
1389
1349
1352
1314
3842
4211
3767
3425
3082
2695
2359
2290
2628
3650
6133
13993
3842
4205
3730
3441
3216
3074
3035
3522
5072
7986
12892
25818
3842
4211
3767
3425
3082
2695
2359
2290
2628
3650
6133
13993
3842
3762
3625
3425
2948
2166
1683
1490
1389
1349
1352
1314
Zonal Lumen Summary
Zone
N/A
Lumens % Lamp % Fixt.
0-30
0-40
0-60
0-90
90-120
90-130
90-150
90-180
0-180
Length: 4.00
Width: 0.47
Height: 0.00
545
894
1432
1830
467
649
1014
1313
3142
9.4
15.4
24.7
31.5
8.0
11.2
17.5
22.6
54.2
Test 11829 Test Date 1/8/03
Coefficients of Utilization (%)
RCR
Photometric Data
RC
RW
1
2
3
4
5
6
7
8
9
10
70
53
49
45
41
38
35
32
30
28
26
80
50 30
51 49
45 41
39 35
35 31
31 27
28 24
25 21
23 19
21 17
19 15
10
46
38
32
27
23
20
18
16
14
13
70
50
45
41
38
35
32
30
28
26
24
70
50 30
47 45
42 39
37 33
33 29
29 25
26 22
24 20
22 18
20 16
18 15
10
44
36
30
26
22
19
17
15
14
12
50
41
36
32
29
26
23
21
19
18
16
Indoor Candela Plot
50
30
40
34
29
25
22
20
18
16
15
13
10
38
32
27
23
20
18
16
14
12
11
0
0
26
21
18
16
14
12
11
10
9
8
135
165
165
180
150
135
700
120
120
50
105
105
90
90
75
75
50
60
60
700
45
RCR = Room Cavity Ratio
RC = Effective Ceiling Cavity Reflectance RW = Wall Reflectance
17.3
28.4
45.6
58.2
14.8
20.7
32.3
41.8
100.0
150
30
15
Horiz 180 360
00
0
15
90 0
30
Horiz 0 179
180 0
45
270 0
Energy Data
Total Luminaire Efficiency
54.2%
Luminaire Efficacy Rating (LER)
Comparative Yearly Lighting
Energy Cost per 1000 Lumens
50
$4.80 based on 3000 hrs.
and $0.08 per KWH
Energy Data
LER: 51 Energy Cost: $4.71*
Input Watts: 55
BF: .88
The above energy calculations were conducted using a specific lamp/ballast combination. Actual results may vary depending upon the lamp and ballast used.
2'
4'
6'
8'
Lamp and ballast specifications are subject to change without notice.
*Comparative annual lighting energy cost per 1000 lumens based on 3000 hours and $0.08 per KWH.
2'9"
4'
6'
8'
17.2 9.4
6.3
4.9
22.6
10.2
5.8
3.5
2.5
Work Station
3'
Bed Light
10'
Footcandles
4'
80/50/20 Room Reflectance
2'9"
31.8
21.0
14.5
7'
11.4
39.8
6'
18.2
9.2
5.8
3.1
5.7
4.2
Footcandles
3'6"
3'
WAL4-1U1D32-E
4.3
80/50/20 Room Reflectance WAL4-1U1D32-E
Dimensional Data
15/32"
2411/16"
19"
C
B
75/8"
1¼"
227/32"
C
A
3½"
15/32"
3611/16"
31"
C
A
B
C
A
A
4811/16"
43"
C
A
511/16"
315/16"
2813/16"
15/32"
227/32"
B
A
4013/16"
C
227/32"
A: 7⁄8" Diameter Knockout
B: 2" Diameter Knockout
C: 3⁄8" Diameter × 5⁄8" long keyslot
Overall fixture length with
shielding installed.
A
315/16"
Row Mounting Detail
NOTE:All dimensions are in inches; dimensions and specifications are subject to change without notice. Please consult factory or check sample for verification.
Page 2/2 Rev. 02/03/11
Surface / WAL-1U1D
© 2011 Columbia Lighting, a division of Hubbell Lighting, Inc. Because of continuing product improvement programs, Columbia Lighting reserves the right to change
specifications without notice. 701 Millennium Blvd. Greenville, SC 29607 / Tel 864.678.1000 / Tech Support 864.678.1668 / Website www.columbialighting.com