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FAN PERFORMANCE Denotes Changes <br /> Calculated fan data. <br /> MODEL INTER CFM 25" ESP .50" ESP .75" ESP 1.00" ESP 1.25" ESP 1.50" ESP <br /> S.P. RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP <br /> .20 600 786 .11 975 .15 1160 .22 1320 .29 1470 .38 1600 .43 <br /> .26 700 835 .13 1006 .20 1172 .26 1321 .32 1471 .40 1612 .48 <br /> 24 BHW-4 .31 800 897 .19 1052 .24 1201 .31 1341 .38 1483 .44 1616 .54 <br /> .38 900 957 .23 1110 .30 1239 .35 1365 .43 1489 .49 1619 .59 <br /> .45 1000 1018 .28 1161 .35 1291 .43 1406 .49 1517 .58 1627 .65 <br /> .20 900 814 .15 906 .21 1051 .32 1313 .41 1468 .54 1586 .63 <br /> 36 BHW 4 .27 1050 855 .21 989 .27 1112 .34 1391 .50 1504 .60 1576 .68 <br /> .33 1200 865 .25 1009 .34 1 174 .43 1411 .56 1576 .68 1679 .82 <br /> .39 1350 1040 .36 1195 .45 1349 .58 1463 .65 1576 .77 1689 .89 <br /> .48 1500 1082 .44 1241 .56 1380 .68 1499 .78 1617 .90 1 710 1.03 <br /> .32 1200 697 .27 809 .33 916 .43 1023 .52 1113 .62 1200 .70 <br /> .40 1400 764 .35 864 .44 962 .54 1071 .66 1145 .74 1225 .85 <br /> 48 BHW-4 .50 1600 838 .49 931 .61 1020 .70 1103 .78 1179 .92 1274 1.05 <br /> .61 1800 915 .64 996 .77 1077 .89 1156 .99 1228 1.11 1290 1.23 <br /> .74 , 2000 992 .87 1061 .98 _ 1134, 1.08 , 1203, 1.23 1280 1.34 1343 1.47 <br /> .28 1500 630 .27 751 .37 857 .46 953 .58 1053 .68 1148 .80 <br /> .36 1750 682 .37 793 .47 890 .60 983 .69 1074 .81 1155 .95 <br /> 60 BHW-4 .44 2000 736 .49 839 .61 934 .75 1019 .88 1100 .98 1176 1.12 <br /> .54 2250 802 .68 893 .79 980 .94 1058 1.07 1134 1.21 1208 1.34 <br /> .62 2500 854 .84 941 .99 1025 1.14_ 1103_ 1.28 1173 , 1.43 1241 1.60 <br /> .26 2250 543 .40 634 .52 723 .65 803 .79 882 .94 948 1.08 <br /> .33 2625 584 .56 679 .73 758 .87 838 1.02 903 1.17 972 1.33 <br /> 90 BHW-4 .40 3000 641 .78 724 .97 794 1.11 876 1.31 935 1.47 998 1.63 <br /> .50 3375 694 1.05 769 1.25 842 1.44 906 1.61 969 1.80 1030 2.01 <br /> .59 3750 749 1.37 820 1.59 _ 886 1.80 947 2.00 1009 2.21 1066 2.43 <br /> .28 3000 610 .68 695 .84 771v .99 847 1.15 925 1.38 991 1.51 <br /> .35 3500 680 .99 750 1.15 821 1.37 886 1.53 954 1.74 1020 1.96 <br /> 120 BHW-4 .44 4000 743 1.39 811 1.69 877 1.91 938 2.13 999 2.36 1057 2.60 <br /> .53 4500 812 2.01 879 2.28 939 2.52 993 2.77 1054 3.04 1107 3.19 <br /> .63 5000 887 2.70_ 947 2.89 1003 3.20 1056 3.45 1 107 3.74 1 159 4.05 <br /> .41 5000 546 1.00 637 1.22 717 1.46 791 1.74 868 2.03 937 2.36 <br /> .48 5500 575 1.18 656 1.46 732 1.75 806 2.05 879 2.36 945 2.68 <br /> 180 BHW-4 .56 6000 606 1.43 684 1.74 755 2.06 824 2.37 892 2.67 952 2.98 <br /> .64 6500 636 1.72 705 2.03 776 2.36 842 2.68 904 2.98 968 3.44 <br /> .73 7000 688 2.08 738 2.39 800 2.70 865 3.03 926 3.46 985 3.89 <br /> .38 7000 564 ' 1.60' 640 1.96 712 2.27 776 2.58 839 2.90 903 3.29 <br /> .42 7500 587 1.89 660 2.21 728 2.52 790 2.83 850 3.25 910 3.68 <br /> 240 BHW-4 .48 8000 614 2.19 686 2.54 749 2.89 809 3.27 867 3.68 926 4.21 <br /> .54 8500 642 2.54 702 2.90 769 3.36 827 3.86 884 4.36 941 4.86 <br /> .60 9000 672 2.92 733 3.39 791 3.87 846 4.36 902 4.84 959 5.44 <br /> AVAILABLE MOTORS (60 Hz) <br /> HORSE POWER VOLTAGE/PHASE <br /> 1/4, 1/3 115/1 Split Phase <br /> 1/4, 1/3, 1/2,3/4, 1 , 1 1/2, 2 115/208-230/1 <br /> 1/4, 1/3, 1/2 115/1 2 SPD <br /> 3/4 230/1 2 SPD Select appropriate motor horsepower <br /> 1/4, 1/3, 1/2,3/4, 1 277/1 from pages 4-6. When ordering: <br /> specify HP; voltage/phase; <br /> 1/3, 1/2,3/4, 1 , 1 1/2, 2, 3, 5 208-230/460/3 CFM@ESP to ensure proper drive <br /> selection. <br /> For motors not listed contact factory. <br /> Page 5 <br />