78
APPENDIX III. FAN PERFORMANCE (cont)
Table 32 – 48TC*D18 HORIZONTAL SUPPLY / RETURN 15 TON
CFM
Available External Static Pressure (in. wg)
0.2 0.4 0.6 0.8 1.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
4500 508 1.25 582 1.76 647 2.31 705 2.89 758 3.51
4900 540 1.51 610 2.05 672 2.64 729 3.26 781 3.91
5250 568 1.78 635 2.35 695 2.96 750 3.61 801 4.29
5650 600 2.13 664 2.73 723 3.37 776 4.05 825 4.76
6000 629 2.47 691 3.10 747 3.77 799 4.48 - -
6400 663 2.91 721 3.57 776 4.28 - - - -
6750 693 3.34 749 4.03 801 4.76 - - - -
7150 727 3.88 781 4.61 - - - - - -
7500 757 4.40 - - - - - - - -
CFM
Available External Static Pressure (in. wg)
1.2 1.4 1.6 1.8 2.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
4500 807 4.16 852 4.83 - - - - - -
4900 829 4.58 - - - - - - - -
5250 - - - - - - - - - -
5650 - - - - - - - - - -
6000 - - - - - - - - - -
6400 - - - - - - - - - -
6750 - - - - - - - - - -
7150 - - - - - - - - - -
7500 - - - - - - - - - -
Boldface indicates alternate standard static drive package.
Mid Static Motor and Drive - 614-780 RPM; Max BHP 3.7
Std Static Motor and Drive - 514-680 RPM; Max BHP 2.9
High Static Motor and Drive - 746-912 RPM; Max BHP 4.9
Italics — Requires high static drive package and different motor pulley. All voltages.
- Outside operating range
Table 33 – 48TC*D21 HORIZONTAL SUPPLY / RETURN 17.5 TON
CFM
Available External Static Pressure (in. wg)
0.2 0.4 0.6 0.8 1.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
5250 568 1.78 635 2.35 695 2.96 750 3.61 801 4.29
5700 604 2.17 668 2.78 726 3.43 779 4.11 829 4.82
6150 642 2.63 702 3.27 758 3.95 809 4.67 857 5.42
6550 676 3.09 733 3.76 786 4.48 836 5.23 883 6.01
7000 714 3.67 769 4.38 820 5.14 868 5.92 913 6.74
7450 753 4.33 805 5.08 854 5.87 900 6.69 944 7.54
7900 792 5.06 841 5.85 888 6.68 933 7.54 - -
8300 827 5.78 874 6.61 920 7.47 - - - -
8750 867 6.69 912 7.55 - - - - - -
CFM
Available External Static Pressure (in. wg)
1.2 1.4 1.6 1.8 2.0
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
5250 848 4.99 893 5.72 934 6.47 974 7.25 1012 8.05
5700 875 5.56 918 6.33 959 7.12 998 7.93 - -
6150 902 6.20 944 7.00 985 7.83 - - - -
6550 927 6.82 968 7.65 - - - - - -
7000 955 7.58 - - - - - - - -
7450 - - - - - - - - - -
7900 - - - - - - - - - -
8300 - - - - - - - - - -
8750 - - - - - - - - - -
Boldface indicates alternate standard static drive package.
Mid Static Motor and Drive - 713-879 RPM; Max BHP 4.9
Std Static Motor and Drive - 622-822 RPM; Max BHP 3.7
High Static Motor and Drive - 835-1021 RPM; Voltage - 208V / 230V / 460V / 575V; Max BHP 6.5/6.9/7.0/8.3
Operation point covered by high static drive. Confirm max BPH based on unit voltage selected.
- Outside operating range
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