Lightolier BI-LYTER User Manual
WALL WASHER/INDIRECT WALL MOUNT BI-LYTER
Page 1 of 2 SURFACE FLUORESCENT 2' LENGTH, 1 LAMP TT5
4' LENGTH, 2 LAMP TT5 OR 1 LAMP T8
MOUNTING METHODS DIMENSIONS
Indirect Wall Mount
Wall Washer
Ceiling
2' Unit
4' Unit
1/2" (13mm)
1/2" (13mm)
C
L
C
L
9/32" Mounting Hole
9/32" Mounting Hole
4-3/8"
(111mm)
15/16" (24mm)
15/16"
(24mm)
7/8" Dia. K.O.
7/8" Dia. K.O.
18-3/8" (467mm)
43-3/8" 1102mm)
21-11/16" (551mm)
48-11/16" 1237mm)
50-3/16" (1275mm)
24-3/8" (619mm)
25-7/8" (657mm)
W
a
l
l
W
a
l
l
Wall Washer
4-3/8" (111mm)
4"
(102mm)
Indirect Wall Mount
4-3/8"
(111mm)
4" (102mm)
Indirect Wall Mount with Optional
BL-Spacer (Does not meet ADA)
4-3/8"
(111mm)
4" (102mm)
1" (25mm)
4-3/8"
(111mm)
Job Information Type:
Job Name:
Cat. No.:
Lamp(s):
Volts/Ballast:
Lightolier a Genlyte Thomas Company www.lightolier.com
Technical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division)
A0902 Section 5/Folio K10-31
FEATURES
• Same fixture can be used as a wall washer when ceiling mounted,
or for indirect lighting when wall mounted.
• When wall mounted, ideal for indirect lighting small offices or
corridors.
• When ceiling mounted, ideal for lighting chalk boards, bulletin
boards, wall displays or any vertical surface.
• Only 4" deep.
• Meets ADA when wall mounted.
• Soft rounded corners and edges create an elegant appearance.
• 20 gauge cold rolled steel body.
• Die-cast aluminum end caps.
• Specular reflector.
• 4' unit 2-TT5 or 1 T8 lamp.
• 2' unit TT5 lamp.
• Off white baked acrylic finish (standard).
• Can be used in continuous rows.
• Meets NYC Code Requirements.
WALL WASHER/INDIRECT WALL MOUNT BI-LYTER
Page 2 of 2 SURFACE FLUORESCENT 2' LENGTH, 1 LAMP TT5
4' LENGTH, 2 LAMP TT5 OR 1 LAMP T8
PHOTOMETRY
SPECIFICATIONS (continued)
END CAPS: Die-cast aluminum.
FINISH: Chassis exterior—off white (egg-shell standard) baked acrylic.
REFLECTOR—specular low-iridescence pre-anodized reflector sheet.
ELECTRICAL: Thermally protected class “P” ballast C.B.M. approved, non PCB.
If K.O. is within 3" of ballast, use wire suitable for at least 90°.
LABELS: I.B.E.W. UL and ULc Listed.
OPTIONS & ACCESSORIES
FUSING: Internal fast-blow fusing. SUFFIX: GLR.
Internal slow-blow fusing. SUFFIX: GMF.
RADIO INTERFERENCE FILTER: 120 or 277 volt,
50 or 60 Hz. One per fixture is standard. SUFFIX: RF.
ELECTRICAL/WIRING OPTIONS: Consult factory.
CONTINUOUS ROW: Order Catalog Number: BL COUPLER.
T-GRID MOUNTING: Order Catalog Number: BL MOUNT.
WALL MOUNT SPACER: Order Catalog Number: BL SPACER.
(Does not meet ADA).
SPECIFICATIONS:
MATERIALS: Chassis parts are die-formed 20 gauge cold rolled steel.
Reflector—pre-anodized aluminum (Coilzak® or equal).
180°
1050
700
350
165° 150°
135°
120°
105°
90°
0°
400
800
1200
15° 30°
90°
75°
60°
45°
Small Office Application
Only four Bi-Lyters with 55 watt lamps are required to
illuminate
a 12' x 12' (80/80/50) office space to 50 maintained
footcandles
with only 1.68 watts per square foot
(BLSW126120SB).
Luminaire mounted 18" from ceiling
12' x 12' Office Space / 9' Ceiling Height
Reflectance: 80% Ceiling, 80% Wall, 50% Floor.
Reported numbers are maintained footcandles at desk
top level with 55 watt lamp. Footcandle readings will
vary depending on room reflectance.
17 17 18 19 19 19 19 19 19 19 19 19 19 18 18
17 18 18 19 19 20 19 19 19 19 19 19 19 19 18
17 18 19 19 19 20 19 19 19 19 19 19 19 19 18
18 18 19 19 19 20 20 20 20 20 19 19 19 18 18
18 19 19 19 19 19 19 20 20 20 19 19 19 18 18
18 19 19 19 19 19 19 19 19 20 19 19 18 18 17
17 18 19 19 19 19 19 19 19 19 19 19 18 17 17
Wallwasher (Ceiling mounted)
Indirect (Wall mounted)
Corridor Application
Corridor maintained footcandle readings at
floor level with 40 watt lamp
(BLSW124120SB).
1.68 Watts Per Square Foot
86 72 46 25 14 9 6 5 4
70 60 40 24 14 9 6 5 4
47 42 31 20 13 9 6 5 4
30 27 22 16 10 7 6 5 4
17 15 13 10 8 6 5 4 3
99876543 3
66554433 3
44443333 2
Footcandles on Wall: Fixtures 3 feet from wall to outside edge of fixture.
Individual Bi-Lyter
Maintained footcandle readings on wall with 40
watt lamp (BLSW124120SB).
Lightolier a Genlyte Thomas Company www.lightolier.com
Technical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division)
A0902 Section 5/Folio K10-31
Job Information Type:
51 50 50 50 51
53 53 52 53 53
54 54 53 54 54
53 53 52 53 53
51 50 50 50 51
BL
BI-LYTER:
Wall Washer/
Indirect Wall
Mount
W
EXTERIOR FINISH:
W=Off White
(egg-shell standard)
F=Flat White
LAMPS*:
(2' Unit)
1-TT5
(4' Unit)
2-TT5 or
1-T8
WATTS:
1=18 watts
2=24 watts
4=40 watts
6=55 watts
(4' unit only)
3=32 watts (T8)
BALLAST/LAMP:
SB=Electronic (TT5)
SO=Electronic (T8)
(4' unit only)
S
SURFACE:
S=Ceiling or
Wall Mount
LENGTH:
2=24"
4=48"
VOLTAGE:
120 or 277
OPTIONS:
Add appropri-
ate suffix to
catalog no., ie:
(GLR)
ORDERING INFORMATION
Explanation of Catalog Number. Example: BLSW126120SBGLR
*For linear T5 consult factory.
Footcandles on Wall Fixtures: 3 feet from wall to outside trim on lamp side of fixture.
Ceiling
8' 4 5 6 91425467286 100 98 92 98 100
7' 4 5 6 91424406070 83 84 81 84 83
6' 4 5 6 91320314247 59 63 63 63 59
5' 4 5 6 71016222730 40 43 43 43 40
4' 3 4 5 6 8 10 13 15 17 24 26 26 26 24
3' 334567899 1516 161615
2' 333445566 1010 111010
1' 233334444 88888
Floor
Individual Wal-Lyter Multiple Units Continuous Row
0' 1' 2' 3' 4' 5' 6' 7' 8' 4'
6' 0' 1' 2' 3' 4' 5' 6' 7' 8'
93 82 60 50 60 82 93 157 184 199204 207 204 199 184 157
76 69 54 47 54 69 76 134 158 170176 178 176 170 158 134
53 51 44 41 44 51 53 101 118 128134 135 134 128 118 101
35 35 32 31 32 35 35 71 82 89 93 94 93 89 82 71
21 21 21 21 21 21 21 45 51 55 57 58 57 55 51 45
13 14 14 14 14 14 13 30 33 35 36 36 36 35 33 30
9999999 212324252525242321
7777777 171718181918181717
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