SRH - Acuity Brands

Catalog
Number
Notes
FEATURES & SPECIFICATIONS
INTENDED USE — Suitable for use in ISO 5 (Class 100) and ISO 6 (Class 1,000) cleanroom applications.
Ideal for electronic assembly, pharmaceutical processing, semi-conductor manufacturing, bio-research and
chemical labs, aerospace and surgical suites. Certain airborne contaminants can diminish integrity of
acrylic. Click here for Acrylic Environmental Compatibility table for suitable uses.
Attributes: Available for T-Bar ceilings of 1", 1-1/2" or 2" width, or with overlapping flange and swing-out
hangers for use in dry or plaster ceilings.
CONSTRUCTION — 20-gauge cold-rolled steel housing is completely sealed with silicone caulk to prevent the passage of particles into or out of the fixture. Housing has opposing channel covers for superior photometric performance.
Full doorframe is one-piece, 18-gauge cold-rolled steel featuring neoprene gasketing between door, lens
and housing. Doorframe is secured to housing by 10 stainless steel, counter-sunk, captive screws. Doorframe
is hinged to housing by stainless steel, braided cable for easy maintenance. Doorframe secured to housing
by 4 stainless steel, counter-sunk, captive screws. Doorframe is hinged to housing by stainless steel, braided
cable for easy maintenance. Options include stainless steel or aluminum housing and doorframe and inset
doorframe for grid ceilings in cold-rolled steel, stainless steel or aluminum.
Lenses feature internal prisms to maintain smooth, easy-to-clean outer surface. Suitable for high pressure
hose-down (HPD) to 200 psi (see Options).
Finish: All metal parts are finished with electrostatically deposited, thermally set, polyester powder coat
after fabrication (88% reflectance). Antimicrobial paint finish available. See options listed below.
ELECTRICAL — Thermally protected, resetting, Class P, HPF, non-PCB, UL listed, CSA certified ballast is
standard. Energy saving and electronic ballasts are sound rated A. Standard combinations conform to UL
935. Tested in compliance with Federal Standard 209E by independent lab.
LISTINGS — UL Listed (standard). CSA Certified or NOM Certified (see Options). UL listed and labeled
for wet locations in covered ceiling installations. Tested in compliance with the International Organization
for Standardization (ISO) Worldwide Contamination Classification. IP65 rated. UL Listed for 25°C ambient
temperatures.
WARRANTY — 1-year limited warranty. Complete warranty terms located at
www.acuitybrands.com/CustomerResources/Terms_and_conditions.aspx
Note: Actual performance may differ as a result of end-user environment and application.
Specifications subject to change without notice.
G
F
G20
Voltage
120
277
347
MVOLT
Number
of lamps
Trim
2SRH Cleanroom recessed
2' x 4'
SRH Cleanroom recessed
1' x 4'
Grid, on 1" 1-1/2" wide tee
Overlapping
flange
Grid 2" wide tee
(2x4 only)
1
2
3
4
6
GEB10PS90
GEB10RS
Lamp type
32
32T8 (48")
28T5
28W T5 (46")
54T5HO 54W T5HO
(46")
Not
included.
Ballast
GEB10IS
GEB10PS
Recessed Cleanroom Fixture
SRH
2' x 4'
1' x 4'
1, 2, 3, 4 or 6 Lamps
Specifications
2x4
1x4
Length: 48 (122.0) 48 (122.0)
Width: 24 (61.0)
12 (30.5)
D
W
Depth: 4-5/8 (11.8) 4-5/8 (11.8)
All dimensions are inches (centimeters)
unless otherwise specified.
Lead times will vary depending on options selected. Consult with your sales representative.
ORDERING INFORMATION
Series
Type
Door
FSF
FSSF
FSSFW
FWF
FSS
FSSW
FW
FN
Example: 2SRH F 4 32 FSF A12125V MVOLT GEB10IS
Lens
Steel full door, white
Stainless full, natural
Stainless full, white
Aluminum full, white
Stainless inset, natural1
Stainless inset, white1
Aluminum inset, white1
Aluminum inset, natural1
K12V
A12125V
PCL12125V
T73V
SYA
SYAR
AR12F
KSH #12 pattern acrylic .125” thick, inverted
#12 pattern acrylic .125” thick, inverted
#12 pattern polycarbonate .125” thick, inverted
#73 pattern, tempered glass .190” thick, inverted
PSI symmetric/asymmetric acrylic
PSI symmetric/asymmetric acrylic with radio
filter grid
#12 pattern with 3/8" radio frequency shielding
grid .126" thick2
Options
Electronic ballast(s), <10% THD, instant start
Electronic ballast(s), <10% THD, programmed
start
T5HO 90° electronic ballast, <10% THD,
programmed rapid start
T8 electronic ballast(s), <10% THD, program
rapid start3
Shipped installed in fixture
GLR
Internal fast-blow fusing4
GMF
Internal slow-blow fusing4
RIF1
Radio interference filter (one per fixture)5
TPS
Tamper resistant door (10 - TX20 screws)6
STSW
Stainless steel housing, white
SSR
Specular finish aluminum (95% reflectance)
AL
WLD
HPD
CSA
NOM
DWAM
Aluminum housing, white
Seam-welded housing
Suitable for high-pressure hose-down, up to 200psi7
CSA Certified
NOM Certified
Antimicrobial white powder paint
Notes
1. For use with grid mounted fixtures only.
2. Ground clip assembly has 6" - 8" wire lead with ring terminal. Installer to attach ring terminal to housing. Installer is responsible for ground clip attachment and appearance after installation.
Accessories: Order as separate catalog number.
RK1 T20DRV
INDUSTRIAL
Torx® T20 screwdriver for use with tamper-resistant
screws with center reject pin
3.
4.
5.
6.
7.
347V, T8 only.
Not available with MVOLT.
For one filter per ballast, specify RIF2.
Requires TORX® TX20 screwdriver (order separately, Cat. No. RK1 T20DRV).
Requires minimum .156” thick lens.
SRH-2X4-1X4_F
SRH 2x4 & 1x4 Recessed Cleanroom Troffer
DIMENSIONS
MOUNTING DATA
Ceiling Type
Appropriate
Trim Type
Exposed grid, 1 – 1½" ­tee
Exposed grid, 2" tee
G
G20
F
Acoustical tile, plaster, or plasterboard
on rigid support parallel to lamps
Inches (centimeters). Subject to change without notice.
4-5/8
(11.8)
1-3/4
(4.5)
12
(30.5)
4-5/8
(11.8)
5-1/4
(13.3)
24
(61.0)
4-5/8
(11.8)
7
(17.8)
24
(61.0)
4-5/8
(11.8)
Recommended Rough-In Dimensions for F Trim
Size
Ceiling opening (+1/4-0)
Swing Gate
Width
Length
Height Adj.
Span
2X4
24-1/4"
(61.6)
48-1/4"
(123.2)
1 – 3-1/2
(2.5 -8.9)
23-7/8 - 27-1/2
(60.6 -69.9)
1X4
12-1/4"
(31.1)
48-1/4"
(123.2)
1 – 3-1/2
(2.5 -8.9)
11-7/8 - 15-1/2
(30.2 - 39.4)
Grid2x4
Length: 48 (121.9)
Width: 23-3/4 (60.2)
1x4
48 (121.9)
11-3/4 (29.9)
Depth: 4-5/8 (11.8)
4-5/8 (11.8)
Flange2x4
Length: 50 (127.0)
Width:
26 (66.0)
1x4
50 (127.0)
14 (35.6)
Depth: 5-1/4 (13.3)
5-1/4(13.3)
5-1/8
(13.0)
24
(61.0)
2-5/8
(6.7)
4-5/8
(11.8)
1-9/16
(4.0)
24
(61.0)
3-1/8
(7.9)
PHOTOMETRICS
Calculated using the zonal cavity method in accordance with IESNA LM41 procedures. Floor reflectances are 20%. Lamp configurations shown are typical. Full photometric data on these and other configurations available upon request.
SRH F 2 32 FSF A12125V
Report: LTL10857
LUMENS PER LAMP:2850
Luminaire Efficiency: 73.0%
Coefficients of Utilization
20%
80%
50%
30%
70% 50% 30% 50% 30% 10% 50% 30% 10%
78 78 78
81 81 81
87 87 87
69 67 65
72 69 67
80 76 73
61 57 55
63 59 56
73 67 62
54 50 46
56 51 47
66 59 53
48 44 40
50 45 41
61 52 46
43 38 35
45 39 35
56 47 41
39 34 31
40 35 31
52 42 36
36 31 27
37 31 28
48 39 32
33 28 25
34 28 25
45 35 29
30 26 22
31 26 22
42 32 26
28 23 20
29 24 20
39 30 24
Zonal Lumen Summary
Zone
Lumens % Lamp % Fixture
0° - 30°
1238
21.7
29.8
0° - 40°
1991
34.9
47.9
0° - 60°
3380
59.3
81.3
0° - 90°
4159
73.0
100.0
90° - 180°
0
0.0
0.0
0° - 180°
4159
73.0
100.0
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
RCR
RCR
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
2SRH G 3 32 FSF A12125V
Report: LTL10958
LUMENS PER LAMP:2850
Luminaire Efficiency: 74.6%
Coefficients of Utilization
20%
80%
50%
30%
70% 50% 30% 50% 30% 10% 50% 30% 10%
79 79 79
83 83 83
89 89 89
70 68 66
73 71 69
81 78 75
62 58 55
64 60 57
74 68 63
54 50 47
56 52 48
68 60 54
48 44 40
50 45 41
62 53 47
44 39 35
45 39 35
57 47 41
39 34 31
41 35 31
53 43 36
36 31 27
37 31 27
49 39 32
33 28 24
34 28 24
45 35 29
30 25 22
31 26 22
42 32 26
28 23 20
29 24 20
40 30 24
Zonal Lumen Summary
Zone
Lumens % Lamp % Fixture
0° - 30°
1810
21.2
28.4
0° - 40°
2941
34.4
46.1
0° - 60°
5113
59.8
80.1
0° - 90°
6381
74.6
100.0
90° - 180°
0
0.0
0.0
0° - 180°
6381
74.6
100.0
INDUSTRIAL:
One Lithonia Way Conyers, GA 30012
Phone: 800-315-4963
Fax: 770-981-8191
www.lithonia.com
SRH-2X4-1X4_F
© 1984-2017 Acuity Brands Lighting, Inc. All rights reserved. Rev. 03/02/17