FORM 100.50-EG5 (108)
23
JOHNSON CONTROLS
Supply Fan Data
TABLE 12 – 28" x 28" FORWARD-CURVED FAN
Total Static Pressure (inches of water column)
CFM
STD. AIR
1.0 2.0 3.0 4.0 5.0 6.0
BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM
12000 12.3 639 16.8 730 21.5 808 26.4 879
14000 14.3 642 19.2 738 24.3 818 29.7 890
16000 10.8 528 16.2 642 21.8 742 27.3 826 33.2 900
18000 12.7 537 18 643 24.4 742 30.6 829 36.8 906
20000 10.4 447 15 550 20.3 648 26.8 742 33.9 830 40.8 908
22000 12.9 471 17.6 566 23.3 657 29.4 745 36.9 830
24000 15.7 496 20.8 586 26.8 700 33 752 40 832
26000 19.1 522 24.5 607 30.5 686 37.3 762
TABLE 13 – 28" AIRFOIL FAN
Total Static Pressure (inches of water column)
CFM
STD. AIR
1.0 2.0 3.0 4.0 5.0 6.0
BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM
12000 12.6 1133 15.9 1241 19.5 1343
14000 5.2 806 8.1 947 11.4 1068 14.8 1177 18.4 1278 22.1 1374
16000 6.8 877 10 1011 13.5 1125 17.3 1228 21.2 1324 25.2 1415
18000 8.7 951 12.3 1077 16 1186 20.1 1285 24.3 1376 28.7 1462
20000 10.9 1027 15 1146 19 1251 23.3 1345 27.9 1433 32.6 1515
22000 13.6 1105 18.1 1218 22.4 1318 26.9 1409 31.8 1493 36.8 1572
24000 16.6 1184 21.7 1291 26.5 1387 31.2 1474 36.2 1556
26000 20.2 1265 25.7 1366 31 1457 36.1 1542