61APPENDIX III. FAN PERFORMANCETable 14 – 50TC*D17 VERTICAL SUPPLY / RETURN 15 TONCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP4500 436 0.60 530 0.90 611 1.22 684 1.57 751 1.944900 456 0.71 546 1.03 625 1.37 695 1.73 760 2.125250 473 0.83 560 1.16 637 1.51 706 1.89 770 2.305600 491 0.95 575 1.30 650 1.67 717 2.07 780 2.486000 513 1.11 593 1.48 665 1.87 731 2.28 792 2.716400 534 1.29 611 1.68 681 2.09 745 2.52 805 2.976750 553 1.46 628 1.87 696 2.29 758 2.74 817 3.207100 573 1.65 645 2.07 711 2.51 772 2.98 829 3.467500 595 1.88 665 2.33 729 2.79 788 3.27 844 3.77CFMAvailable External Static Pressure (in. wg)1.2 1.4 1.6 1.8 2.0RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP4500 812 2.33 869 2.74 924 3.17 975 3.62 1024 4.084900 821 2.53 877 2.95 931 3.40 981 3.86 1030 4.345250 829 2.72 885 3.16 938 3.61 988 4.09 1036 4.575600 838 2.92 893 3.37 945 3.84 994 4.33 1042 4.836000 849 3.17 903 3.63 954 4.12 1003 4.62 1050 5.146400 861 3.43 914 3.92 964 4.42 1012 4.94 1058 5.476750 872 3.69 924 4.18 973 4.70 1021 5.23 1066 5.787100 883 3.95 934 4.47 983 5.00 1030 5.54 ---- ----7500 897 4.28 947 4.81 995 5.36 1041 5.92 ---- ----Std Static Motor and Drive - 514-680 RPM, Max BHP 2.29 Medium Static Motor and Drive - 679-863 RPM, Max BHP 3.3High Static Motor and Drive - 826-1009 RPM, Max BHP 4.9 ---- Outside operating rangeBoldface - Field Supplied Drive ITALIC - Field Supplied Motor and DriveTable 15 – 50TC*D20 VERTICAL SUPPLY / RETURN 17.5 TONCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP5250 541 1.08 618 1.42 688 1.79 754 2.19 817 2.625700 573 1.31 645 1.67 712 2.06 775 2.48 835 2.936100 602 1.55 670 1.93 734 2.34 795 2.77 852 3.236500 631 1.81 696 2.21 757 2.64 815 3.09 871 3.577000 668 2.19 729 2.61 787 3.06 843 3.53 896 4.037500 706 2.62 763 3.06 819 3.54 871 4.03 922 4.557900 736 3.00 791 3.47 844 3.96 895 4.47 944 5.008300 767 3.42 819 3.90 870 4.41 919 4.94 967 5.498750 801 3.94 852 4.44 900 4.97 948 5.52 993 6.09CFMAvailable External Static Pressure (in. wg)1.2 1.4 1.6 1.8 2.0RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP5250 876 3.08 932 3.56 986 4.07 1038 4.60 1088 5.155700 892 3.40 946 3.90 998 4.42 1049 4.96 1097 5.526100 907 3.72 960 4.23 1011 4.76 1060 5.31 1107 5.896500 924 4.07 975 4.59 1025 5.13 1072 5.70 1119 6.287000 947 4.55 996 5.09 1044 5.65 1090 6.23 1135 6.837500 971 5.08 1019 5.64 1064 6.22 1109 6.82 1152 7.447900 992 5.55 1038 6.13 1082 6.72 1126 7.34 ---- ----8300 1013 6.06 1057 6.65 1101 7.26 ---- ---- ---- ----8750 1038 6.68 1081 7.29 ---- ---- ---- ---- ---- ----Std Static Motor and Drive - 622-822 RPM, Max BHP 3.3 Medium Static Motor and Drive - 713-879 RPM, Max BHP 4.9High Static Motor and Drive - 882-1078 RPM, Max BHP 6.5 ---- Outside operating rangeBoldface - Field Supplied Drive ITALIC - Field Supplied Motor and Drive