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Performance certified is for installation Type B - Free inlet, Ducted outlet. Power rating (Bhp) does not include transmission losses. Performance ratings do not include the
effects of appurtenances (accessories). The AMCA Certified Ratings Seal applies to air performance only.
SWB-124 - Belt Drive
Series 100
57
3
⁄4
(1467)
19
3
⁄4 (502)
33
5
⁄8 (854)
1
1
⁄2
(38)
26
1
⁄4
(667)
31
1
⁄2
(800)
26
(661)
40
5
⁄8
(1032)
45
3
⁄4
(1162)
31
1
⁄8 (791)
36 (914)
41
1
⁄2 (1054)
25
(635)
19
(483)
25
7
⁄8
(657)
17
3
⁄4
(451)
2
1
⁄2
(64)
Wheel Diameter = 24
1
⁄2 (622)
Shaft Diameter = 1 (25)
Outlet Area = 3.40 ft
2
(0.32 m
2
)
^Approximate Unit Weight = 546 lb. (248 kg)
All dimensions in inches (millimeters)
For additional discharge positions see page 13
^Weight shown is largest cataloged Open Drip Proof motor
Static Pressure (in. wg)
Volume (cfm X 1000)
Volume (m
3
/hr x 1000)
Static Pressure (Pa x 100)
D
o
n
o
t
s
e
l
e
c
t
t
o
t
h
e
l
e
f
t
o
f
t
h
i
s
s
y
s
t
e
m
c
u
r
v
e
0 2 4 6 8 10 12 14 16 18 20
0
1
2
3
4
5
6
7
8
9
0 2 4 6 8 10 12
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
414 414
565 565
730 730
895 895
1060 1060
1225 1225
5 5
3 3
2 2
1½ 1½
1 1
¾ ¾
½ ½
SWB-124
RPM
HP
Density 0.075 lb/ft
3
CFM OV
Static Pressure in Inches wg
0.25 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5
2800 824
RPM 413
BHP 0.19
Sones 4.9
3400 1000
RPM 464 541
BHP 0.27 0.43
Sones 6.0 6.9
4000 1176
RPM 517 588 651
BHP 0.38 0.56 0.74
Sones 7.5 8.3 9.2
4600 1353
RPM 572 638 696 751
BHP 0.51 0.71 0.92 1.14
Sones 9.1 9.8 10.7 11.8
5200 1529
RPM 629 691 744 795 843
BHP 0.66 0.91 1.13 1.37 1.62
Sones 11.0 11.6 12.7 14.0 14.4
5800 1706
RPM 687 745 795 843 888 930
BHP 0.86 1.13 1.39 1.64 1.91 2.18
Sones 12.9 13.8 15.5 15.6 15.3 15.7
6400 1882
RPM 746 800 849 893 935 976 1014 1055
BHP 1.09 1.38 1.68 1.96 2.24 2.54 2.83 3.15
Sones 14.7 16.4 16.8 17.2 17.3 17.6 18.0 18.5
7000 2059
RPM 806 856 903 945 984 1024 1061 1097 1132 1170
BHP 1.37 1.68 2.01 2.32 2.63 2.94 3.26 3.59 3.92 4.26
Sones 16.5 17.6 18.2 19.2 19.8 19.9 20 20 21 21
7600 2235
RPM 867 913 958 999 1037 1073 1109 1144 1177 1209
BHP 1.69 2.03 2.38 2.74 3.07 3.40 3.74 4.09 4.44 4.79
Sones 18.0 19.0 19.9 21 22 22 22 23 23 23
8200 2412
RPM 927 971 1013 1053 1090 1125 1158 1192 1224
BHP 2.07 2.43 2.80 3.19 3.56 3.92 4.28 4.64 5.02
Sones 20 21 22 23 24 25 25 25 25
8800 2588
RPM 989 1030 1070 1108 1144 1178 1210
BHP 2.50 2.88 3.27 3.69 4.11 4.49 4.87
Sones 23 23 24 24 25 26 26
Maximum BHP at a given RPM = (RPM/713)
3
(Maximum KW at a given RPM = (RPM/786)
3
)
Maximum RPM = 1225
Tip Speed (ft/min.) = RPM x 6.41
(Tip Speed (m/s) = RPM x 0.0326)
Maximum Motor Frame Size = 256T
SWB-124