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8" Regressed Lensed A-Line Date:
Vertical Downlight
firm name:
INC800
PROJECT:
One 150W A21
120V or 277V
Featuring
Reflectors
APPLICATIONS:
The Architektu¯r INC800 provides an
8" specification grade regressed lens
downlight luminaire for a wide variety of
applications including commercial, retail,
and hospitality.
HOUSING:
One piece 18 gauge galvanneal steel
platform. Maximum 11/4" ceiling thickness.
Prewired J-Box with snap-on cover for easy
below ceiling access. Diecast aluminum
heat sink.
Reflector:
High purity aluminum Alzak reflector
featuring Virtual Source® optical design for
optimum efficiency and superior brightness
control. Self-trim standard. Optional
painted white self-trim available. Integral
retention springs.
LENS:
All glass lens are standard tempered and
designed to withstand high temperatures
and high impact associated with
commercial lensed downlight applications.
LAMP:
One (1) 150W A21 lamp. Lamp furnished
by others.
SOCKET:
One (1) medium base porcelain socket with
nickel plated screw shell.
INSTALLATION:
Universal adjustable mounting brackets
accommodate 11/2" or 3/4" lathing channel
or 1/2" EMT (by others), or Prescolite 24"
bar hangers (B24 or B6).
LABELS:
UL, CSA listed for wet locations
Approved for through wiring
Thermally protected
Non-IC rated and NYC approved
153/8
1111/16
type:
Ceiling Cutout: 81/4"
Maximum Ceiling Thickness: 11/4"
For conversion to millimeters,
multiply inches by 25.4
Not to Scale
141/2
143/8
121/8
11/4
Featuring
Optics
Catalog Number:
Housing
INC800
8" (1) 150W A21
Housing Options
CP
Chicago Plenum.
(120V only) CP fixture
height is 1311/16".
Fixture construction
and/or specifications
may vary. Refer to
Chicago Plenum
specification sheets on
www.prescolite.com
for details.
277V
J-Box mounted step-
down transformer
MW75A21
Max Wattage label,
75W
MW100A21
Max Wattage label,
100W
Reflector FINISH
STI802
Specular
Alzak reflector or
painted option
Reflector Finish
Blank
Specular
SS
Semi-Specular
MFC
American Matte
Finish
Reflector COLOR
Blank
Clear
CG
Champagne Gold
PW
Pewter
BL
Black
WE
Wheat
LW
Light Wheat
Painted Options1*
WC2
White Cone
BC2
Black Cone
Example: inc800-sti802PWCL-B24
REFLECTOR OPTIONS
DL3
Diffused lens
CL3
Clear lens
FL3
Fresnel lens
PL3
Prismatic lens
TRG
Trim ring gasket (factory
installed)
WT
Painted white self-flange
Accessories
B24
Set of two (2) 24" bar
hangers for
T-bar ceilings
B6
Set of two (2) bar
hangers for ceiling
joists up to 24" centers
SCA8D__
Sloped ceiling adapter
(see note on back
page)
1All painted options come standard with an
upper specular clear Alzak reflector.
2 Not available with MFC or SS finish
3 UL listed for wet locations
A Division of Hubbell Lighting, Inc.
In a continuing effort to offer the best product possible we reserve the right to change, without
notice, specifications or materials that in our opinion will not alter the function of the product.
Web: www.prescolite.com Tech Support: (888) 777-4832
ARCH-INC-039

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PHOTOMETRIC DATA
INC800-STI802CL with Specular Clear Alzak Reflector
and Clear Lens
Lamp: One 150W A21 Inside Frosted, 2850 Lumens
Spacing Criteria: 0.5
Efficiency: 52.4%
700
1400
2100
CANDLEPOWER
DISTRIBUTION
90°
75°
60°
45°
15° 30°
Test No. 642
CANDLEPOWER
SUMMARY
Angle Mean CP
0 2027
5 1570
10 1258
15 1061
20 896
25 788
30 658
35 611
40 517
45 343
50 130
55 51
60 36
65 7
70 1
75 1
80 1
85 0
90 0
Architekt¯u¯r - 8" Regressed Lensed
Vertical Downlight - INC800
Luminance Data in Candela/Sq. Meter
Angle in Average
Vertical
45° 15933
55°
2921
65° 544
75° 127
85°
0
Average initial footcandles
1. Multiple Units (Square Array)
2. Ceiling 80% Wall 50% Floor 20%
3. 4 fixtures evenly spaced in the center of the room.
4. The room is square and has a width and length equal to
twice the lamp spacing.
5. The lumen depreciation factor is 0.8.
6. The dirt depreciation factor is 0.98.
150W A21
SPACING RCR1
RCR3
RCR7
7.0
8.0
9.0
10.0
11.0
12.0
13.0
14.0
15.0
26 22
20 17
16 13
13 11
10 9
98
76
66
65
16
13
10
8
7
6
5
4
4
COEFFICIENTS OF UTILIZATION Zonal Cavity Method
% Effective Floor Cavity Reflectance
80% 70% 50% 30% 10%
0%
20% Effective Floor Cavity Reflectance
% Wall Reflectance
70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10
0 .62 .62 .62 .62 .61 .61 .61 .61 .58 .58 .58 .56 .56 .56 .53 .53 .53
1 .59 .57 .56 .55 .58 .56 .55 .54 .54 .53 .52 .52 .51 .51 .50 .50 .49
2 .56 .53 .51 .49 .55 .52 .50 .48 .50 .48 .47 .49 .47 .46 .47 .46 .45
3 .52 .49 .46 .43 .51 .48 .45 .43 .47 .44 .42 .45 .43 .42 .44 .42 .41
4 .49 .45 .42 .39 .48 .44 .41 .39 .43 .41 .38 .42 .40 .38 .41 .39 .38
5 .46 .41 .38 .36 .45 .41 .38 .35 .40 .37 .35 .39 .37 .35 .38 .36 .34
6 .44 .38 .35 .32 .43 .38 .35 .32 .37 .34 .32 .36 .34 .32 .36 .33 .32
7 .41 .36 .32 .30 .40 .35 .32 .30 .35 .32 .30 .34 .31 .29 .33 .31 .29
8 .39 .33 .30 .27 .38 .33 .30 .27 .32 .29 .27 .32 .29 .27 .31 .29 .27
9 .37 .31 .28 .25 .36 .31 .28 .25 .30 .27 .25 .30 .27 .25 .29 .27 .25
10 .35 .29 .26 .24 .34 .29 .26 .24 .29 .26 .24 .28 .25 .23 .28 .25 .23
0
.52
.48
.44
.40
.37
.34
.31
.28
.26
.24
.23
INC800-STI802 150W A21 I.F.
Test No. 642
N ot e s
Denotes a Virtual Source reflector.
When ordering a sloped ceiling adapter, specify the degree
of slope in 1° increments, max. of 35°. For a more precise
degree or wet ceiling applications, please contact factory.
The SCA must be installed at the time of housing installation.
Refer to www.prescolite.com for additional photometric
tests (IES Files).
Web: www.prescolite.com Tech Support: (888) 777-4832
701 Millennium Blvd. • Greenville, SC 29607 U.S.A. • Phone (864) 678-1000
Copyright ©2012 Prescolite, Inc., a division of Hubbell Lighting, Inc. All Rights Reserved
Specifications subject to change without notice. • Printed in U.S.A. • ARCH-INC-039 • 2/14/12