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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-115 - Belt Drive
Series 100
34
3
⁄4
(883)
15 (381)
21
1
⁄8 (537)
1
1
⁄2
(38)
16
1
⁄4
(413)
18
1
⁄2
(470)
15
3
⁄4
(400)
25
3
⁄4
(654)
27
1
⁄2
(699)
20 (508)
27
1
⁄8 (689)
31
1
⁄4 (794)
21
1
⁄2
(546)
11
5
⁄8
(295)
15
7
⁄8
(403)
11
5
⁄8
(295)
2
(51)
Wheel Diameter = 14
9
⁄16 (370)
Shaft Diameter = 3/4 (19)
Outlet Area = 1.25 ft
2
(0.12 m
2
)
^Approximate Unit Weight = 225 lb. (102 kg)
All dimensions in inches (millimeters)
For additional discharge positions see page 13
^Weight shown is largest cataloged Open Drip Proof motor
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
1000 800
RPM 737 879
BHP 0.08 0.13
Sones 6.2 6.7
1250 1000
RPM 843 976 1086 1186
BHP 0.11 0.18 0.24 0.31
Sones 6.9 7.8 8.4 8.9
1500 1200
RPM 955 1078 1183 1276 1360 1445
BHP 0.16 0.24 0.32 0.39 0.47 0.56
Sones 8.2 9.1 9.6 10.1 10.6 11.3
1750 1400
RPM 1075 1184 1284 1373 1455 1530 1600 1673 1746
BHP 0.23 0.31 0.40 0.49 0.58 0.67 0.77 0.87 0.97
Sones 9.6 10.3 10.9 11.4 12.0 12.5 13.1 14.1 15.1
2000 1600
RPM 1196 1294 1389 1474 1552 1625 1695 1759 1821 1883
BHP 0.32 0.41 0.51 0.61 0.71 0.82 0.92 1.02 1.13 1.24
Sones 11.1 11.7 12.4 13.0 13.6 14.1 14.7 15.3 16.1 17.1
2250 1800
RPM 1319 1412 1496 1578 1654 1724 1791 1854 1915 1972
BHP 0.42 0.53 0.63 0.75 0.86 0.98 1.09 1.21 1.32 1.44
Sones 12.8 13.4 14.0 14.7 15.4 16.0 16.6 17.3 18.0 18.8
2500 2000
RPM 1444 1533 1609 1685 1758 1826 1891 1952 2010 2067
BHP 0.55 0.67 0.78 0.91 1.03 1.16 1.29 1.42 1.55 1.67
Sones 14.7 15.4 16.0 16.7 17.5 18.0 18.7 19.4 20 21
2750 2200
RPM 1570 1654 1727 1794 1864 1931 1993 2053 2109 2164
BHP 0.71 0.84 0.97 1.09 1.23 1.37 1.51 1.65 1.79 1.93
Sones 16.7 17.6 18.3 18.8 19.4 20 21 22 22 23
3000 2400
RPM 1698 1776 1847 1911 1973 2037 2098 2156
BHP 0.89 1.04 1.18 1.31 1.45 1.60 1.76 1.91
Sones 19.0 19.9 20 21 22 22 23 24
3250 2600
RPM 1827 1899 1968 2030 2088 2146
BHP 1.11 1.26 1.42 1.57 1.71 1.87
Sones 21 22 23 23 24 24
3500 2800
RPM 1956 2024 2090 2150
BHP 1.35 1.52 1.69 1.86
Sones 24 25 25 26
Static Pressure (in. wg)
Volume (cfm X 100)
Volume (m
3
/hr x 100)
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 10 20 30 40 50 60 70
0
1
2
3
4
5
6
7
8
9
0 5 10 15 20 25 30 35 40 45
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
550 550
880 880
1210 1210
1540 1540
1870 1870
2187 2187
2 2
1½ 1½
1 1
¾ ¾
½ ½
¼ ¼
SWB-115
RPM
HP
Density 0.075 lb/ft
3
3
Maximum BHP at a given RPM = (RPM/1737)
3
(Maximum KW at a given RPM = (RPM/1915)
3
)
Maximum RPM = 2187
Tip Speed (ft/min.) = RPM x 3.93
(Tip Speed (m/s) = RPM x 0.0200)
Maximum Motor Frame Size = 184T
SWB-115
Note: New dimensions on this model