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APPENDIX III. FAN PERFORMANCE (cont.)
580J*08 3 PHASE 7.5 TON HORIZONTAL SUPPLY
CFM
AVAILABLEEXTERNALSTATICPRESSURE(in.wg)
0.2 0.4 0.6 0.8 1.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Standard Static Option Medium Static Option
2250 505 0.52 586 0.73 657 0.97 722 1.22 782 1.50
2438 533 0.62 610 0.85 679 1.09 742 1.36 800 1.65
2625 562 0.74 635 0.98 701 1.23
762
1.51 819 1.81
2813 591 0.88 661 1.13 725 1.39 783 1.68 839 1.98
3000 621 1.03 688 1.29 749 1.57 806 1.87 859 2.18
3188 652 1.21 715 1.48 774 1.77 829 2.07 881 2.40
3375 682 1.40 743 1.68 800 1.98 853 2.30 903 2.63
3563 713 1.61 772 1.91 826 2.22 878 2.55 927 2.89
3750 745 1.85 801 2.15 853 2.48 903 2.82 951 3.18
CFM
AVAILABLEEXTERNALSTATICPRESSURE(in.wg)
1.2 1.4 1.6 1.8 2.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Medium Static Option High Static Option
2250 838 1.81 891 2.12 941 2.46 988 2.82 1033 3.19
2438 854 1.96 906 2.28 955 2.63 1001 2.99 1046 3.37
2625 872 2.12 922 2.46 970 2.81 1016 3.17 1060 3.56
2813 890 2.31 940 2.65 986 3.01 1031 3.38 1074 3.77
3000 910 2.51 958 2.86 1004 3.23 1048 3.61 1090 4.01
3188 930 2.74 977 3.10 1022 3.47 1065 3.86 1107 4.26
3375 951 2.99 997 3.35 1041 3.74 1083 4.13 1124 4.54
3563 973 3.26 1018 3.63 1061 4.02 1103 4.43 1143 4.85
3750 996 3.55 1040 3.93 1082 4.34 1122 4.75 1162 5.18
NOTE: For more information, see General Fan Performance Notes on page 53.
Boldface indicates field---supplied drive is required.
1. Recommend using field---supplied fan pulley (part no. KR11AZ002) and belt (part no. KR29AF054).
580J*08 3 PHASE 7.5 TON VERTICAL SUPPLY
CFM
AVAILABLEEXTERNALSTATICPRESSURE(in.wg)
0.2 0.4 0.6 0.8 1.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Standard Static Option Medium Static Option
2250 513 0.54 595 0.76 665 1.01 728 1.27 786 1.56
2438 541 0.65 620 0.89 688 1.14 750 1.42 806 1.71
2625 570 0.77 645 1.02 712 1.29 772 1.58 827 1.88
2813 600 0.91 672 1.18 736 1.46 794 1.76 848 2.07
3000 629 1.07 699 1.35 761 1.64 818 1.95 871 2.28
3188 660 1.25 726 1.54 787 1.85 842 2.17 894 2.51
3375 690 1.45 754 1.75 813 2.07 867 2.41 917 2.76
3563 721 1.67 783 1.98 840 2.32 892 2.67 941 3.03
3750 752 1.91 812 2.24 867 2.59 918 2.95 966 3.32
CFM
AVAILABLEEXTERNALSTATICPRESSURE(in.wg)
1.2 1.4 1.6 1.8 2.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Medium Static Option High Static Option
2250 839 1.86 889 2.18 935 2.52 980 2.87 1022 3.23
2438 858 2.02 907 2.35 953 2.70 997 3.06 1039 3.43
2625 878 2.20 926 2.54 972 2.89 1015 3.26 1056 3.64
2813 899 2.40 946 2.75 991 3.11 1033 3.49 1074 3.88
3000 920 2.62 966 2.98 1010 3.35 1052 3.74 1093 4.14
3188 942 2.86 987 3.23 1031 3.61 1072 4.01 1112 4.42
3375 964 3.12 1009 3.50 1052 3.89 1093 4.30 1132 4.72
3563 988 3.41 1032 3.80 1074 4.20 1114 4.61 1152 5.04
3750 1011 3.71 1054 4.11 1096 4.53 1135 4.95 --- ---
NOTE: For more information, see General Fan Performance Notes on page 53.
Boldface indicates field---supplied drive is required.
1. Recommend using field---supplied fan pulley (part no. KR11AZ002) and belt (part no. KR29AF054).
580J