TRUSTED QUALITY since 1968
SRLB-II 22” LOWBAY
The lowbay is ideal for areas that require
vertical illumination with excellent glare
control. Ideal mounting heights are
between 16 to 20 feet. The lowbay is ideal
for general open areas, retail and manufacturing areas
BALLAST HOUSING Two-piece, heavyduty die cast aluminum with heat sinks and
an integral splice box mounting flange.
Ballast housing is painted with a powder
coat paint finish.
REFLECTOR the reflector is a 22” spun
aluminum reflector painted white using a
polyester powder coat paint. The bottom
lens is a U.V. stabilized acrylic lens held on
with an aluminum band.
BALLAST All ballasts are Tri-Tap
120,277,347 volts.For 208 and 240 CWI
options please consult factory. Available
wattages for High Pressure Sodium are
250 and 400. For standard Metal Halide
the wattages are 175, 250 and 400. For
Pulse Start the available wattages are 250,
320 and 400.
SOCKET Mogul base 4KV pulse-rated
socket with a nickle-plated screw shell and
a spring-loaded centre contact.
ELECTRICAL CORD Standard length is 4
feet. For other lengths please consult
factory
OPTIONS Quartz re-strike and single and
double fusing.
LAMP All units come complete with lamp.
www.rabdesign.ca
RAB DESIGN Lighting Inc. • 222 Islington Ave., Toronto, ON M8V 3W7 • TEL. 416-252-9454 / 800-268-0381 • FAX. 416-201-7322, 800-668-5517
Catalog Code
Dimensions
SRLB-II
LAMP
8.82”
250HPS 400HPS
175MH 250MH 400MH
250MHP 320MHP 400MHP
120 277 347
208CWI* 240CWI*
VOLTAGE
OPTIONS
26.80”
AS - QUARTZ RE-STRIKE
SF - SINGLE FUSE
DF - DOUBLE FUSE
13.39”
22.30”
* NOT AVAILABLE IN ALL WATTAGES
CATALOG NUMBER: SRLB-11-400MH
FILENAME: SRLB-11-400MH.IES
IESNA:LM-63-1995
[MANUFAC] RAB DESIGN
[LUMINAIRE] LOWBAY PENDANT
[LUMCAT] SRLB-11-400MH
[LAMP] 400W MH
SUMMARY DATA
EFFICIENCY (Total):
EFFICIENCY (Downlight):
EFFICIENCY (Uplight):
CIE CLASSIFICATION:
SPACING CRITERION (0-Deg.):
SPACING CRITERION (90-Deg.):
LUMENS/LAMP:
NO. OF LAMPS:
LUMINOUS OPENING: RECTANGULAR
Width:
Length:
Height:
INPUT WATTS:
RP-1-93 VDT CONFORMANCE:
CANDELA PLOT
100
90
2500
73.4 %
70.8 %
2.7 %
DIRECT
1.60
1.63
35000
1
80
5000
70
7500
1.83 (Feet)
1.83
0.21
440
NON-CONFORMING
60
10000
12500
10
20
30
Quadralaterally Symmetric
Dashed: 0 Degrees Solid: 90 Degrees
ZONAL LUMEN SUMMARY
Zone
0 - 30
0 - 40
0 - 60
60 - 90
0 - 90
90 - 180
0 - 180
Lumens % Lamp % Luminaire
5390.6
15.4
21.0
9358.4
26.7
36.4
18619.7 53.2
72.4
6152.8
17.6
23.9
24772.5 70.8
96.4
932.4
2.7
3.6
25704.9 73.4
100.0
AVERAGE LUMINANCE
(Candelas / Square Meter)
Angle
0
22.5
0
18740
18740
45
24244
23318
55
24705
23946
65
19983
18899
75
15481
14450
85
12946
10060
45
18740
24082
23788
18601
13961
9931
67.5
18740
23565
24388
19183
14557
10897
90
18740
24661
25472
19524
16198
11855
Pcc ...
Pw ...
RCR
0
1
2
3
4
5
6
7
8
9
10
70
.87
.78
.71
.64
.58
.53
.49
.45
.42
.39
.37
80
50 30
.87
.75
.64
.56
.49
.43
.39
.35
.32
.29
.27
.87
.71
.59
.50
.42
.37
.32
.28
.25
.23
.21
10
.87
.68
.54
.44
.37
.31
.27
.24
.21
.18
.17
40
COEFFICIENT OF UTILIZATION TABLE
Effective Floor cavity Reflectance = 20%
70
50
70 50 30 10
50 30 10
50
.84
.76
.69
.62
.56
.52
.47
.44
.41
.38
.35
.84
.73
.63
.54
.48
.42
.38
.34
.31
.28
.26
.84
.69
.58
.49
.42
.36
.31
.28
.25
.22
.20
.84
.67
.53
.44
.37
.31
.27
.23
.21
.18
.16
.80
.69
.60
.52
.46
.41
.36
.33
.30
.27
.25
.80
.66
.55
.47
.40
.35
.31
.27
.24
.22
.20
.80
.64
.52
.43
.36
.30
.26
.23
.20
.18
.16
.76
.66
.57
.49
.44
.39
.35
.31
.29
.26
.24
50
30
30
10
50
10
30
10
0
0
.76
.64
.53
.45
.39
.34
.30
.26
.24
.21
.19
.76
.62
.50
.42
.35
.30
.26
.23
.20
.18
.16
.72
.63
.54
.47
.42
.37
.33
.30
.28
.25
.23
.72
.61
.51
.44
.38
.33
.29
.26
.23
.21
.19
.72
.59
.49
.41
.34
.29
.25
.22
.20
.18
.16
.71
.58
.47
.39
.32
.28
.24
.21
.18
.16
.14
0109
www.rabdesign.ca
RAB DESIGN Lighting Inc. • 222 Islington Ave., Toronto, ON M8V 3W7 • TEL. 416-252-9454 / 800-268-0381 • FAX. 416-201-7322, 800-668-5517