SFB-12 - Belt Drive
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Wheel Diameter = 125⁄8 (321) Shaft Diameter = 3/4 (19) Outlet Area = 0.856 ft2 (0.08 m2) ^Approximate Unit Weight = 147 lb. (67 kg)
cfm |
All dimensions in inches (millimeters)
For additional discharge positions see page 12
^Weight shown is largest cataloged Open Drip Proof motor
Maximum BHP at given RPM = (RPM/1111)3
(Maximum KW at a given RPM = (RPM/1225)3)
Maximum RPM = 1400 and Minimum RPM = 370 Tip Speed (ft/min.) = RPM x 3.30
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| (Tip Speed (m/s) = RPM x 0.0168) |
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| Maximum Motor Frame Size = 145T |
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CFM | OV |
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| Static Pressure in Inches wg |
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| 0.25 | 0.5 | 0.75 | 1 |
| 1.25 | 1.5 |
| 1.75 | 2 |
| 2.25 | 2.5 | ||
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| RPM | 455 |
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825 | 964 | BHP | 0.07 |
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| Sones | 5.7 |
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| RPM | 493 | 631 |
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1065 | 1244 | BHP | 0.12 | 0.18 |
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| Sones | 6.3 | 9.3 |
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| RPM | 533 | 665 | 773 | 871 |
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1305 | 1525 | BHP | 0.18 | 0.25 | 0.33 | 0.40 |
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| Sones | 7.1 | 10.2 | 10.3 | 10.5 |
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| RPM | 580 | 703 | 806 | 897 |
| 983 | 1061 |
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1545 | 1805 | BHP | 0.26 | 0.35 | 0.43 | 0.52 |
| 0.62 | 0.71 |
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| Sones | 8.2 | 10.5 | 10.6 | 11.0 |
| 11.3 | 12.0 |
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| RPM | 632 | 743 | 844 | 931 |
| 1010 | 1087 |
| 1158 | 1225 |
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1785 | 2086 | BHP | 0.36 | 0.47 | 0.57 | 0.67 |
| 0.77 | 0.88 |
| 0.99 | 1.09 |
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| Sones | 9.6 | 10.7 | 11.1 | 11.5 |
| 11.8 | 13.0 |
| 14.4 | 16.0 |
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| RPM | 686 | 789 | 883 | 969 |
| 1045 | 1116 |
| 1185 | 1251 |
| 1313 | 1373 |
2025 | 2367 | BHP | 0.49 | 0.61 | 0.74 | 0.85 |
| 0.96 | 1.07 |
| 1.19 | 1.32 |
| 1.44 | 1.56 |
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| Sones | 11.0 | 11.4 | 11.8 | 12.2 |
| 12.7 | 14.0 |
| 15.5 | 17.0 |
| 18.6 | 20 |
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| RPM | 747 | 837 | 925 | 1008 |
| 1083 | 1152 |
| 1217 | 1278 |
| 1340 | 1399 |
2265 | 2647 | BHP | 0.67 | 0.79 | 0.93 | 1.06 |
| 1.19 | 1.31 |
| 1.44 | 1.56 |
| 1.70 | 1.84 |
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| Sones | 11.8 | 12.2 | 12.6 | 12.9 |
| 13.9 | 15.2 |
| 16.6 | 18.1 |
| 19.8 | 22 |
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| RPM | 809 | 889 | 971 | 1048 |
| 1122 | 1190 |
| 1254 | 1314 |
| 1370 |
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2505 | 2928 | BHP | 0.88 | 1.00 | 1.15 | 1.30 |
| 1.45 | 1.59 |
| 1.73 | 1.87 |
| 2.00 |
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| Sones | 13.0 | 13.2 | 13.5 | 14.1 |
| 15.3 | 16.6 |
| 17.9 | 19.5 |
| 21 |
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| RPM | 873 | 943 | 1019 | 1093 |
| 1162 | 1230 |
| 1292 |
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2745 | 3208 | BHP | 1.13 | 1.26 | 1.41 | 1.58 |
| 1.75 | 1.91 |
| 2.06 |
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| Sones | 14.5 | 14.4 | 14.6 | 15.6 |
| 16.7 | 18.0 |
| 19.5 |
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| RPM | 937 | 1001 | 1071 | 1140 |
| 1205 |
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2985 | 3489 | BHP | 1.43 | 1.56 | 1.72 | 1.90 |
| 2.08 |
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| Sones | 16.1 | 15.8 | 16.2 | 17.1 |
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| RPM | 1002 | 1062 | 1124 |
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3225 | 3769 | BHP | 1.77 | 1.92 | 2.08 |
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| Sones | 17.8 | 17.4 | 17.8 |
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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.
18
