38
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-208 - Belt Drive
Series 200
Wheel Diameter = 11
1
⁄
8
(283)
Shaft Diameter = 3/4
(19)
Outlet Area = 0.63 ft
2
(0.06 m
2
)
^Approximate Unit Weight = 140 lb.
(64 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
0.5
0.75
1
1.5
2
2.5
3
3.5
4
4.5
250
397
RPM
1125
1343
BHP
0.04
0.06
Sones
7.0
8.0
370
587
RPM
1270
1451
1610
1909
2172
BHP
0.06
0.09
0.11
0.18
0.26
Sones
7.7
8.3
8.8
10.9
13.2
490
778
RPM
1445
1606
1753
2014
2240
2472
2681
2874
BHP
0.09
0.12
0.16
0.23
0.30
0.39
0.49
0.59
Sones
8.6
9.1
9.7
11.4
13.1
15.3
17.6
19.9
610
968
RPM
1640
1785
1918
2160
2378
2575
2755
2941
3121
3289
BHP
0.12
0.16
0.21
0.29
0.38
0.47
0.56
0.67
0.79
0.91
Sones
9.2
10.5
11.3
12.5
14.4
16.2
18.1
21
22
23
730
1159
RPM
1852
1980
2101
2323
2528
2715
2892
3056
3210
3357
BHP
0.18
0.22
0.27
0.37
0.47
0.57
0.68
0.79
0.90
1.01
Sones
11.2
12.4
12.9
13.8
14.8
17.8
19.9
22
22
23
850
1349
RPM
2076
2189
2298
2505
2693
2871
3039
3196
3348
BHP
0.24
0.29
0.34
0.45
0.57
0.69
0.81
0.93
1.06
Sones
13.5
14.1
14.6
15.6
16.5
17.6
18.6
22
23
970
1540
RPM
2310
2409
2507
2697
2874
3041
3198
3350
BHP
0.33
0.38
0.44
0.56
0.69
0.82
0.95
1.09
Sones
15.3
16.0
16.6
17.7
18.6
19.5
20
21
1090
1730
RPM
2548
2637
2725
2896
3065
3222
BHP
0.44
0.50
0.56
0.69
0.82
0.97
Sones
17.5
18.1
18.8
20
21
21
1210
1921
RPM
2790
2872
2951
3110
3263
BHP
0.57
0.63
0.70
0.84
0.98
Sones
19.9
21
21
22
23
1330
2111
RPM
3035
3111
3184
3329
BHP
0.73
0.80
0.87
1.02
Sones
22
23
24
25
1450
2302
RPM
3282
3352
BHP
0.91
0.99
Sones
26
25
26
5
⁄
8
(676)
12
(305)
16
7
⁄
8
(429)
1
1
⁄
2
(38)
11
1
⁄
2
(292)
15
1
⁄
8
(384)
11
1
⁄
4
(286)
18
3
⁄
4
(476)
22
1
⁄
4
(565)
16
(406)
20
3
⁄
8
(518)
22
(559)
15
1
⁄
2
(394)
8
1
⁄
4
(210)
11
(279)
8
5
⁄
8
(219)
2
(51)
Static Pr
essur
e (in. wg)
Volume (cfm X 100)
Volume (m
3
/hr x 100)
Static Pr
essur
e (Pa x 100)
0
5
10
15
20
25
0
2
4
6
8
10
12
14
D
o
n
o
t
s
e
le
c
t
to
t
h
e
l
e
ft
o
f
th
is
s
y
s
te
m
c
u
rv
e
0
2
4
6
8
10
12
14
16
0
1
2
3
4
5
6
670
670
1210
1210
1750
1750
2290
2290
2830
2830
3370
3370
1
½
1
½
¾
¾
½
½
¼
¼
RPM
HP
Density 0.075 lb/ft
3
3
Maximum BHP at a given RPM = (RPM/3242)
3
(Maximum KW at a given RPM = (RPM/3574)
3
)
Maximum RPM = 3370
Tip Speed (ft/min.) = RPM x 2.91
(Tip Speed (m/s) = RPM x 0.0148)
Maximum Motor Frame Size = 145T
SWB-208
