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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.
Wheel Diameter = 15 (381)
Shaft Diameter = 1 (25)
Outlet Area = 1.39 ft
2
(0.129 m
2
)
Mounting Hole Size = 1/2 (13)
^Approximate Unit Weight = 214 lb. (97 kg)
All dimensions in inches (millimeters)
For additional discharge positions see page 12
^Weight shown is largest cataloged Open Drip Proof motor
SFB-15 - Belt Drive
CFM OV
Static Pressure in Inches wg
0.25 0.5 0.75 1 1.25 1.5 1.75 2 2.5 2.75
1560 1125
RPM 395 508
BHP 0.16 0.25
Sones 6.0 8.1
1860 1342
RPM 421 529 619
BHP 0.23 0.33 0.43
Sones 7.5 8.8 9.4
2160 1558
RPM 450 554 638 716
BHP 0.32 0.44 0.55 0.67
Sones 9.9 9.6 10.3 11.2
2460 1775
RPM 481 580 663 734 803 865
BHP 0.42 0.56 0.70 0.83 0.97 1.09
Sones 10.9 10.6 11.4 12.0 13.4 15.2
2760 1991
RPM 514 608 688 759 822 884 941
BHP 0.56 0.71 0.87 1.03 1.17 1.32 1.47
Sones 11.5 11.9 12.3 12.8 14.0 15.6 17.2
3060 2208
RPM 549 637 715 784 846 903 959 1013
BHP 0.72 0.89 1.07 1.24 1.41 1.57 1.74 1.90
Sones 12.7 13.5 13.2 13.5 14.6 16.0 17.5 19.0
3360 2424
RPM 585 668 742 810 871 928 980 1031 1128 1174
BHP 0.91 1.11 1.29 1.49 1.68 1.87 2.04 2.22 2.58 2.75
Sones 14.1 14.9 14.0 14.1 15.0 16.5 17.9 19.4 22 24
3660 2641
RPM 623 701 772 837 897 953 1005 1053 1147 1192
BHP 1.14 1.35 1.56 1.76 1.98 2.18 2.39 2.58 2.98 3.17
Sones 15.9 16.0 14.7 14.7 15.4 17.0 18.6 20 23 24
3960 2857
RPM 662 734 802 865 924 979 1030 1078 1166
BHP 1.41 1.63 1.86 2.07 2.31 2.54 2.76 2.98 3.40
Sones 17.8 17.3 15.9 15.4 16.3 17.7 19.3 21 23
4260 3074
RPM 701 768 834 895 951 1005 1056 1103 1191
BHP 1.71 1.95 2.20 2.44 2.67 2.93 3.17 3.41 3.88
Sones 18.9 18.6 17.2 16.6 17.6 18.9 20 22 24
4560 3290
RPM 742 804 867 925 980 1032 1082 1129
BHP 2.06 2.32 2.59 2.85 3.09 3.35 3.63 3.89
Sones 20 19.8 18.8 18.4 19.2 20 22 23
D
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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
cfm
24
3
⁄4
(629)
21
3
⁄4
(552)
12
3
⁄4
(324)
2
(51)
15
3
⁄8
(391)
13 (330)
30 (762)
32
5
⁄8 (829)
23
3
⁄8
(594)
16
(406)
1
1
⁄2
(38)
18
7
⁄8 (479)
16
5
⁄8
(422)
31
1
⁄4
(371)
14
5
⁄8
(371)
10
5
⁄8
(270)
17
5
⁄8 (448)
Maximum BHP at given RPM = (RPM/720)
3
(
Maximum KW at a given RPM = (RPM/794)
3
)
Maximum RPM = 1200 and Minimum RPM = 380
Tip Speed (ft/min.) = RPM x 3.93
(Tip Speed (m/s) = RPM x 0.0200)
Maximum Motor Frame Size = 184T
SFB-15
Note: New dimensions on this model