DFOS-103 - page 14

6000 1432 1456 6.68 1583 8.25
7400 1766 1491 7.75 1612 9.50 1728 11.37 1838 13.30
8800 2100 1564 9.24 1666 11.01 1766 12.89 1867 14.93 2065 19.35 2246 23.95
10200 2434 1653 10.99 1748 12.96 1838 14.96 1926 17.01 2099 21.45 2273 26.39 2440 31.64 2594 36.97 2737 42.29
11600 2768 1748 12.95 1839 15.14 1925 17.36 2007 19.61 2164 24.20 2316 29.10 2469 34.47 2621 40.23 2767 46.21 2905 52.27
13000 3103 1849 15.14 1936 17.54 2018 19.98 2097 22.46 2246 27.48 2387 32.60 2523 37.95 2659 43.66 2796 49.83 2931 56.31
14400 3437 1956 17.61 2038 20.22 2116 22.87 2192 25.56 2336 31.03 2471 36.59 2599 42.23 2722 48.03 2845 54.11
15800 3771 2067 20.38 2144 23.21 2219 26.07 2292 28.97 2430 34.86 2560 40.87 2684 46.96 2802 53.12 2916 59.39
17200 4105 2182 23.48 2255 26.52 2327 29.60 2396 32.71 2529 39.02 2654 45.46 2774 52.00 2889 58.62
18600 4439 2300 26.93 2370 30.19 2438 33.48 2504 36.81 2631 43.55 2753 50.40 2869 57.37
20000 4773 2421 30.77 2487 34.24 2552 37.75 2615 41.29 2737 48.46 2855 55.74
21400 5107 2545 35.04 2608 38.72 2669 42.44 2730 46.20 2847 53.79
3000 716 420 0.18 508 0.32 583 0.47 657 0.64 792 1.03
4400 1050 535 0.33 607 0.53 671 0.73 729 0.94 833 1.38 934 1.87 1033 2.42 1123 2.99
5800 1384 661 0.58 720 0.83 775 1.09 826 1.35 919 1.89 1004 2.45 1082 3.02 1158 3.64 1235 4.31 1311 5.03
7200 1718 794 0.96 843 1.25 890 1.56 935 1.88 1019 2.53 1096 3.20 1168 3.88 1235 4.57 1299 5.28 1361 6.00
8600 2053 929 1.49 972 1.83 1013 2.19 1053 2.56 1128 3.31 1198 4.09 1264 4.88 1327 5.68 1387 6.50 1444 7.33
10000 2387 1067 2.20 1105 2.59 1141 3.00 1176 3.42 1244 4.28 1308 5.16 1369 6.06 1427 6.97 1483 7.89 1537 8.83
11400 2721 1206 3.12 1240 3.57 1272 4.03 1304 4.49 1365 5.45 1424 6.44 1480 7.45 1534 8.46 1586 9.49 1637 10.53
12800 3055 1346 4.29 1376 4.79 1406 5.30 1435 5.81 1491 6.87 1544 7.96 1596 9.07 1647 10.20 1695 11.33 1743 12.48
14200 3389 1487 5.73 1514 6.28 1541 6.84 1568 7.41 1619 8.56 1669 9.75 1717 10.96 1764 12.20 1809 13.44 1854 14.70
15600 3723 1628 7.48 1653 8.08 1678 8.69 1703 9.31 1750 10.56 1796 11.85 1841 13.16 1885 14.49 1927 15.84 1969 17.21
17000 4057 1769 9.56 1793 10.21 1816 10.87 1839 11.54 1883 12.89 1926 14.28 1968 15.68 2009 17.12 2049 18.57 2088 20.04
18400 4391 1911 12.00 1933 12.70 1955 13.41 1976 14.13 2017 15.59 2057 17.07 2097 18.58 2135 20.11 2173 21.66 2210 23.23
19800 4726 2054 14.83 2074 15.59 2094 16.35 2114 17.12 2153 18.68 2190 20.26 2228 21.86 2264 23.49 2300 25.14 2335 26.81
21200 5060 2196 18.09 2215 18.90 2234 19.71 2252 20.53 2289 22.19 2325 23.87 2360 25.58 2394 27.30 2428 29.05 2461 30.81
22600 5394 2338 21.80 2356 22.66 2374 23.52 2392 24.39 2426 26.16 2460 27.94 2493 29.74 2526 31.57 2558 33.41 2590 35.28
24000 5728 2481 25.99 2498 26.90 2515 27.82 2531 28.74 2564 30.60 2596 32.49 2628 34.39 2659 36.32 2690 38.26 2720 40.22
6000 1432 1467 6.15 1589 7.57 1703 9.06
7400 1766 1532 7.35 1642 8.89 1747 10.51 1849 12.21 2042 15.79
8800 2100 1618 8.92 1719 10.53 1816 12.24 1909 14.04 2087 17.88 2256 21.97 2417 26.25
10200 2434 1721 10.90 1811 12.62 1900 14.41 1987 16.28 2153 20.29 2310 24.59 2461 29.15 2606 33.92 2747 38.85 2881 43.90
11600 2768 1843 13.29 1921 15.15 2000 17.06 2079 19.04 2234 23.20 2382 27.66 2523 32.41 2659 37.39 2791 42.59 292047.98
13000 3103 1973 16.08 2045 18.13 2115 20.20 2185 22.30 2326 26.69 2465 31.31 2599 36.21 2728 41.36 2853 46.75
14400 3437 2107 19.26 2177 21.55 2242 23.82 2306 26.11 2432 30.76 2560 35.60 2686 40.67 2809 45.96 2928 51.52
15800 3771 2243 22.83 2311 25.40 2374 27.91 2435 30.41 2552 35.41 2667 40.53 2783 45.82 2898 51.31
17200 4105 2381 26.85 2446 29.66 2509 32.46 2568 35.20 2679 40.63 2785 46.09 2891 51.65
18600 4439 2521 31.38 2584 34.42 2645 37.46 2703 40.49 2811 46.42 2912 52.28
20000 4773 2664 36.49 2724 39.73 2782 43.00 2839 46.27 2945 52.75
21400 5107 2811 42.23 2866 45.65 2922 49.12
3000 716 450 0.19 527 0.31 601 0.45 669 0.60 794 0.95
4400 1050 588 0.39 652 0.57 705 0.75 757 0.93 859 1.32 954 1.76 1043 2.23 1128 2.75 1209 3.28
5800 1384 737 0.74 789 0.96 838 1.20 881 1.43 960 1.89 1039 2.38 1117 2.90 1191 3.46 1261 4.05 1330 4.67
7200 1718 893 1.26 935 1.53 976 1.82 1016 2.12 1088 2.69 1153 3.26 1216 3.84 1280 4.45 1343 5.08 1404 5.75
8600 2053 1051 2.01 1086 2.33 1121 2.66 1156 3.01 1223 3.71 1284 4.40 1339 5.08 1393 5.76 1445 6.46 1499 7.17
10000 2387 1211 3.04 1242 3.40 1272 3.78 1302 4.16 1362 4.97 1419 5.78 1473 6.59 1522 7.39 1569 8.17 1614 8.97
11400 2721 1372 4.37 1400 4.79 1426 5.21 1453 5.64 1506 6.53 1558 7.45 1608 8.38 1656 9.31 1701 10.22 1743 11.12
12800 3055 1534 6.07 1559 6.53 1583 7.00 1607 7.48 1654 8.46 1701 9.47 1747 10.50 1792 11.55 1836 12.60 1877 13.63
14200 3389 1697 8.17 1719 8.68 1741 9.20 1763 9.72 1805 10.79 1848 11.89 1890 13.01 1932 14.16 1973 15.32 201316.48
15600 3723 1860 10.72 1880 11.28 1900 11.84 1920 12.41 1959 13.58 1998 14.76 2037 15.97 2075 17.21 2113 18.47 2151 19.74
17000 4057 2024 13.76 2042 14.37 2061 14.98 2079 15.60 2115 16.85 2151 18.13 2186 19.43 2222 20.75 2257 22.10 2292 23.47
18400 4391 2187 17.33 2205 17.99 2222 18.65 2239 19.32 2272 20.67 2305 22.04 2338 23.43 2371 24.84 2404 26.27 2436 27.73
19800 4726 2351 21.49 2367 22.19 2383 22.90 2399 23.62 2430 25.06 2461 26.52 2492 28.01 2523 29.51 2553 31.03 2583 32.57
21200 5060 2516 26.27 2530 27.02 2545 27.78 2560 28.54 2589 30.08 2618 31.64 2647 33.21 2676 34.81 2704 36.42 2733 38.05
22600 5394 2680 31.71 2694 32.51 2708 33.32 2722 34.14 2749 35.77 2776 37.42 2804 39.09 2831 40.77 2857 42.48 2884 44.20
24000 5728 2844 37.87 2857 38.72 2870 39.57 2884 40.44 2909 42.17 2935 43.92
OV 1/4" SP
1/2" SP
3/4" SP
1" SP
1-1/2" SP
2" SP
2-1/2" SP
3" SP
3-1/2" SP
4" SP
CFM FPM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
OV 1/4" SP
1/2" SP
3/4" SP
1" SP
1-1/2" SP
2" SP
2-1/2" SP
3" SP
3-1/2" SP
4" SP
CFM FPM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
OV
5" SP
6" SP
7" SP
8" SP
10" SP
12" SP
14" SP
16" SP
18" SP
20" SP
CFM FPM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
OV
5" SP
6" SP
7" SP
8" SP
10" SP
12" SP
14" SP
16" SP
18" SP
20" SP
270
CHICAGOBLOWER
SINGLEWIDTH AIRFOIL
CLASS I
1809RPM
CLASS II
2353RPM
CLASS III
2959RPM
26-7/16 In.Wheel Diameter
4.19 Sq. Ft. Outlet Area
PeakBHP = 2.138 (RPM÷1000)
3
TipSpeed (fpm) = 6.92 xRPM
SIZE
270RA
CHICAGOBLOWER
SINGLEWIDTH AIRFOIL
CLASS I
1809RPM
CLASS II
2353RPM
CLASS III
2959RPM
26-7/16 In.Wheel Diameter
4.19Sq. Ft. Outlet Area
PeakBHP = 2.422 (RPM÷1000)
3
TipSpeed (fpm) = 6.92 xRPM
SIZE
CFM FPM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
14
Performance shown is for installation typeB - Free inlet, Ducted outlet.
Power ratings (BHP) do not include drive losses.
Performance ratings do not include the effects of appurtenances in the air stream.
1...,4,5,6,7,8,9,10,11,12,13 15,16,17,18,19,20,21,22,23,24,...32
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