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APPENDIX III. FAN PERFORMANCE (cont.)
580J*09 3 PHASE 8.5 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
Fi el d --- Su ppl ie d D ri ve
1
Standard Static Option Medium Static Option
2550 497 0.48 579 0.61 651 0.75 717 0.90 777 1.05
2763 524 0.58 602 0.72 671 0.87 735 1.03 794 1.19
2975 551 0.70 626 0.86 693 1.01 754 1.18 812 1.35
3188 580 0.84 651 1.00 716 1.17 775 1.34 831 1.52
3400 609 1.00 677 1.17 739 1.35 797 1.53 851 1.71
3613 638 1.17 703 1.35 763 1.54 819 1.73 871 1.93
3825 668 1.37 730 1.56 788 1.76 842 1.96 893 2.16
4038 698 1.59 758 1.79 813 2.00 866 2.20 915 2.42
4250 728 1.83 786 2.04 839 2.26 890 2.47 938 2.70
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
2550 833 1.21 886 1.38 936 1.56 984 1.74 1029 1.93
2763 849 1.36 900 1.53 950 1.72 996 1.90 1041 2.10
2975 865 1.52 916 1.70 964 1.89 1010 2.09 1054 2.29
3188 883 1.70 933 1.89 980 2.09 1025 2.29 1068 2.50
3400 902 1.90 950 2.10 996 2.30 1041 2.51 1083 2.73
3613 921 2.13 969 2.33 1014 2.54 1057 2.76 1099 2.98
3825 941 2.37 988 2.58 1032 2.80 1075 3.02 1116 3.25
4038 963 2.63 1008 2.86 1051 3.08 1093 3.31 1133 3.55
4250 984 2.92 1029 3.15 1071 3.39 1112 3.63 1152 3.87
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. KR11AK012) and belt (part no. KR29AF055).
2. Recommend using field---supplied motor pulley (part no. KR11HY310), fan pulley (part no. KR11AZ002) and b elt (part no. KR29AF054).
580J*09 3 PHASE 8.5 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
2550 526 0.51 600 0.65 666 0.79 727 0.93 783 1.07
2763 557 0.62 627 0.77 690 0.92 749 1.08 804 1.23
2975 588 0.75 655 0.91 716 1.08 772 1.24 825 1.40
3188 621 0.90 684 1.07 743 1.25 797 1.42 848 1.60
3400 653 1.06 714 1.25 770 1.44 822 1.62 872 1.81
3613 687 1.25 744 1.45 798 1.65 849 1.84 897 2.04
3825 720 1.45 775 1.67 827 1.88 876 2.09 922 2.30
4038 754 1.69 807 1.91 856 2.13 904 2.35 949 2.57
4250 788 1.94 839 2.17 886 2.41 932 2.64 976 2.88
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
2550 836 1.20 886 1.34 934 1.48 979 1.61 1022 1.74
2763 855 1.37 904 1.52 950 1.67 995 1.82 1037 1.97
2975 875 1.56 923 1.72 968 1.88 1012 2.04 1053 2.20
3188 897 1.77 943 1.94 987 2.11 1030 2.29 1071 2.46
3400 919 1.99 964 2.18 1007 2.36 1049 2.55 1089 2.73
3613 943 2.24 986 2.44 1029 2.63 1069 2.83 1108 3.02
3825 967 2.51 1010 2.71 1051 2.92 1090 3.13 1129 3.34
4038 992 2.80 1034 3.02 1074 3.24 1112 3.46 1150 3.68
4250 1018 3.11 1058 3.34 1097 3.57 --- --- --- ---
NOTE: For more information, see General Fan Performance Notes on page 53.
Boldface indicates field---supplied drive is required.
1. Recommend using field---supplied motor pulley (part no. KR11HY310), fan pulley (part no. KR11AZ002) and b elt (part no. KR29AF054).
580J