22
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.
Wheel Diameter = 22
1
⁄
8
(562)
Shaft Diameter = 1
1
⁄
4
(32)
Outlet Area = 3.23 ft
2
(0.300 m
2
)
Mounting Hole Size = 5/8
(16)
^Approximate Unit Weight = 540 lb
(245 kg)
All dimensions in inches
(millimeters)
For additional discharge positions see page 12
^Weight shown is largest cataloged Open Drip Proof motor
SFB-22 - Belt Drive
24
(610)
17
1
⁄
2
(445)
2
1
⁄
2
(64)
23
(584)
20
(508)
34
1
⁄
8
(867)
39
5
⁄
8
(1006)
41
1
⁄
2
(1054)
36
3
⁄
4
(933)
27
5
⁄
8
(702)
1
1
⁄
2
(38)
52
1
⁄
2
(1334)
23
3
⁄
4
(603)
16
(406)
28
1
⁄
4
(718)
28
3
⁄
4
(730)
30
3
⁄
4
(781)
CFM
OV
Static Pressure in Inches wg
0.25
0.5
0.75
1
1.25
1.5
2
2.5
3
3.25
4000
1240
RPM
285
359
419
BHP
0.44
0.64
0.83
Sones
8.6
10.5
12.8
4950
1534
RPM
315
385
441
491
535
BHP
0.71
0.96
1.20
1.43
1.67
Sones
11.3
13
15.4
16.6
18
5900
1829
RPM
350
410
467
514
557
598
BHP
1.09
1.37
1.68
1.96
2.23
2.52
Sones
14.1
15.9
17.9
19
20
22
6850
2123
RPM
388
441
491
540
582
620
691
755
BHP
1.60
1.91
2.25
2.61
2.95
3.26
3.92
4.56
Sones
17.2
19.3
20
22
23
24
26
29
7800
2418
RPM
428
475
520
564
608
646
713
776
834
861
BHP
2.25
2.61
2.98
3.37
3.79
4.17
4.88
5.64
6.38
6.75
Sones
21
22
23
25
26
28
29
31
34
36
8750
2712
RPM
470
511
552
593
632
671
739
798
854
881
BHP
3.08
3.47
3.87
4.30
4.75
5.21
6.08
6.87
7.71
8.14
Sones
24
25
26
28
30
30
32
34
37
39
9700
3007
RPM
512
550
587
624
660
695
764
824
877
BHP
4.09
4.53
4.97
5.43
5.90
6.39
7.41
8.35
9.24
Sones
27
28
30
31
32
34
36
39
41
10650 3301
RPM
555
590
623
658
691
724
789
850
BHP
5.33
5.80
6.27
6.77
7.28
7.79
8.90
10
Sones
30
32
34
35
36
37
40
43
11600 3596
RPM
599
631
662
693
724
755
813
874
BHP
6.79
7.30
7.83
8.34
8.88
9.44
10.54
11.82
Sones
34
37
38
38
39
41
44
47
12550 3890
RPM
643
672
701
730
759
788
844
898
BHP
8.51
9.04
9.62
10.17
10.76
11.33
12.56
13.8
Sones
38
40
42
42
43
45
48
52
13500 4185
RPM
688
714
742
768
794
822
875
BHP
10.5
11.1
11.7
12.3
12.9
13.5
14.8
Sones
42
44
46
47
48
49
53
Do
n
ot
s
el
e
c
t
to
t
h
e
l
e
ft
o
f
th
is
s
y
s
te
m
c
u
rv
e
cfm
Maximum BHP at given RPM = (RPM/418)
3
(Maximum KW at a given RPM = (RPM/461)
3
)
Maximum RPM = 900 and Minimum RPM = 240
Tip Speed (ft/min.) = RPM x 5.79
(Tip Speed (m/s) = RPM x 0.0294)
Maximum Motor Frame Size = 215T
SFB-22
