DFOS-103 - page 19

DESIGN51
CHICAGOBLOWERCORPORATION
17000 1493 928 20.6
21000 1844 959 23.6 1033 29.0 1103 34.9 1170 41.1
25000 2195 1005 27.7 1071 33.3 1136 39.2 1199 45.6 1318 59.4 1429 74.5
29000 2546 1062 33.0 1123 38.8 1181 45.0 1239 51.5 1349 65.4 1455 80.8 1556 97.4 1651 114.9
33000 2897 1126 39.3 1182 45.5 1237 52.0 1289 58.8 1392 73.1 1490 88.6 1585 105.4 1676 123.3
37000 3248 1196 46.6 1248 53.4 1299 60.3 1348 67.4 1443 82.4 1535 98.3 1624 115.3
41000 3600 1269 55.0 1318 62.4 1366 69.9 1412 77.5 1502 93.2 1587 109.7 1671 127.2
45000 3951 1345 64.6 1391 72.6 1436 80.7 1480 88.8 1565 105.5 1646 122.8
49000 4302 1424 75.2 1467 84.0 1510 92.7 1552 101.5 1632 119.3
53000 4653 1504 87.2 1546 96.6 1586 106.1 1626 115.5 1703 134.6
57000 5004 1587 100.5 1626 110.6 1665 120.8 1703 131.0
61000 5356 1671 115.4
9000 790 281 0.6 333 1.0 381 1.5 425 2.0 506 3.3
13000 1141 360 1.2 402 1.7 440 2.3 475 3.0 542 4.3 604 5.9 662 7.6 718 9.5
17000 1493 446 2.1 481 2.8 513 3.6 543 4.4 599 5.9 652 7.6 702 9.4 750 11.4 797 13.5 842 15.7
21000 1844 535 3.5 565 4.4 592 5.3 619 6.2 668 8.1 714 10.0 758 12.0 801 14.1 842 16.3 882 18.6
25000 2195 626 5.4 652 6.5 676 7.5 699 8.6 743 10.9 785 13.1 825 15.4 863 17.7 900 20.1 936 22.5
29000 2546 718 8.0 741 9.2 763 10.5 784 11.7 823 14.3 861 16.9 897 19.5 932 22.1 966 24.7 999 27.4
33000 2897 812 11.4 832 12.8 851 14.2 870 15.6 906 18.5 941 21.4 974 24.3 1006 27.3 1037 30.2 1068 33.2
37000 3248 905 15.7 923 17.2 941 18.8 958 20.4 992 23.5 1023 26.8 1054 30.1 1084 33.4 1113 36.7 1141 40.0
41000 3600 999 21.0 1016 22.7 1032 24.4 1048 26.1 1079 29.6 1108 33.2 1137 36.8 1164 40.4 1191 44.1 1217 47.7
45000 3951 1093 27.3 1109 29.2 1124 31.1 1138 33.0 1167 36.8 1194 40.7 1221 44.6 1247 48.5 1272 52.5 1297 56.5
49000 4302 1188 34.9 1202 36.9 1216 39.0 1230 41.0 1256 45.2 1282 49.3 1307 53.6 1331 57.8 1355 62.2 1378 66.5
53000 4653 1283 43.8 1296 46.0 1309 48.2 1321 50.4 1346 54.9 1370 59.4 1394 63.9 1417 68.5 1439 73.1 1461 77.8
57000 5004 1378 54.2 1390 56.5 1402 58.9 1414 61.2 1437 66.0 1460 70.8 1482 75.7 1504 80.6 1525 85.5 1546 90.5
61000 5356 1473 66.0 1484 68.5 1495 71.0 1507 73.6 1529 78.6 1550 83.8 1571 89.0 1592 94.2 1612 99.4 1632 104.7
65000 5707 1568 79.5 1579 82.2 1589 84.9 1600 87.5 1620 92.9 1641 98.4 1661 103.9 1680 109.4 1700 115.0
69000 6058 1663 94.8 1673 97.6 1683 100.4 1693 103.3
17000 1493 865 16.4 938 20.1 1006 24.0
21000 1844 907 20.3 970 24.1 1031 28.1 1090 32.5 1206 41.9 1312 51.8
25000 2195 962 25.5 1020 29.6 1076 33.8 1129 38.3 1231 47.8 1331 58.4 1428 69.7 1518 81.4
29000 2546 1025 31.6 1078 36.3 1130 41.0 1180 45.8 1275 55.7 1364 66.4 1452 77.9 1538 90.2 1622 103.2 1702 116.6
33000 2897 1097 38.6 1144 44.0 1191 49.4 1237 54.8 1327 65.5 1412 76.7 1492 88.4 1570 100.8 1647 113.9
37000 3248 1173 46.5 1218 52.6 1260 58.7 1302 64.9 1385 76.9 1466 88.9 1543 101.2 1616 114.0 1687 127.3
41000 3600 1252 55.6 1294 62.3 1335 69.1 1374 75.9 1450 89.4 1525 102.7 1598 116.0 1668 129.5
45000 3951 1332 65.9 1373 73.3 1412 80.7 1449 88.1 1521 103.1 1590 117.9 1658 132.5
49000 4302 1414 77.8 1453 85.7 1491 93.7 1527 101.8 1595 118.0 1660 134.2
53000 4653 1498 91.5 1535 99.7 1571 108.3 1606 116.9 1672 134.4
57000 5004 1585 107.0 1619 115.7 1653 124.6 1686 133.8
61000 5356 1673 124.6 1705 133.6
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
445
CHICAGOBLOWER
SINGLEWIDTH AIRFOIL
CLASS I
1043RPM
CLASS II
1360RPM
CLASS III
1706RPM
43-7/16 In.Wheel Diameter
11.390 Sq. Ft. Outlet Area
PeakBHP = 29.360 (RPM÷1000)
3
TipSpeed (fpm) = 11.37 xRPM
SIZE
445RA
CHICAGOBLOWER
SINGLEWIDTH AIRFOIL
CLASS I
1043RPM
CLASS II
1360RPM
CLASS III
1706RPM
43-7/16 In.Wheel Diameter
11.390Sq. Ft. Outlet Area
PeakBHP = 27.486 (RPM÷1000)
3
TipSpeed (fpm) = 11.37 xRPM
SIZE
CFM FPM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
19
9000 790 277 0.6 321 1.0 363 1.3 401 1.7 472 2.6 538 3.6
13000 1141 360 1.2 396 1.8 429 2.3 459 2.8 517 3.9 570 5.0 620 6.2 669 7.5 716 8.9 761 10.4
17000 1493 451 2.4 479 3.0 507 3.7 533 4.4 581 5.8 626 7.2 670 8.5 712 9.9 752 11.4 790 13.0
21000 1844 545 4.1 568 4.8 590 5.6 613 6.4 657 8.1 696 9.9 733 11.6 770 13.3 806 15.0 841 16.7
25000 2195 641 6.6 660 7.4 679 8.3 698 9.2 737 11.1 773 13.2 807 15.2 839 17.3 870 19.4 901 21.4
29000 2546 739 9.9 755 10.8 771 11.8 787 12.8 820 15.0 853 17.3 885 19.7 915 22.0 944 24.4 972 26.8
33000 2897 836 14.3 850 15.3 864 16.4 879 17.6 907 19.9 936 22.4 966 25.0 994 27.7 1022 30.4 1048 33.1
37000 3248 934 19.8 947 21.0 960 22.2 972 23.4 997 26.0 1023 28.7 1049 31.5 1075 34.4 1101 37.4 1126 40.4
41000 3600 1033 26.7 1044 28.0 1056 29.3 1067 30.7 1090 33.4 1113 36.3 1136 39.3 1159 42.4 1183 45.6 1206 48.9
45000 3951 1131 35.0 1142 36.4 1152 37.9 1162 39.3 1183 42.3 1204 45.4 1225 48.6 1246 51.9 1268 55.3 1289 58.7
49000 4302 1230 44.9 1240 46.4 1249 48.0 1259 49.6 1278 52.8 1297 56.1 1316 59.5 1335 63.0 1355 66.5 1374 70.2
53000 4653 1329 56.5 1338 58.2 1347 59.9 1356 61.6 1373 65.0 1391 68.6 1408 72.2 1426 75.8 1444 79.6 1462 83.5
57000 5004 1428 70.0 1436 71.8 1445 73.6 1453 75.5 1469 79.1 1485 82.9 1502 86.7 1518 90.6 1535 94.6 1551 98.6
61000 5356 1527 85.5 1535 87.4 1543 89.4 1550 91.3 1566 95.3 1581 99.3 1596 103.3 1611 107.4 1627 111.6 1642 115.8
65000 5707 1626 103.2 1633 105.2 1641 107.3 1648 109.4 1662 113.6 1677 117.8 1691 122.0 1705 126.4
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...,9,10,11,12,13,14,15,16,17,18 20,21,22,23,24,25,26,27,28,29,...32
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