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27TWA-PRC001-EN
Performance
Data (Air Handler)
Table PD-20— Blower Speeds
Motor Sheave Turns Open
Drive 6543210
Standard 619 648 677 705 734 763 N/A
High Static 777 806 835 863 892 921 950
Table PD-19 — Evaporator Fan Performance — TWE155B
External Static Pressure (Inches of Water Column)
.10" .20" .30" .40" .50" .60" .70" .80" .90" 1.00" 1.20" 140
CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
2.0 HP Standard Motor and Drive 3.0 HP Oversized Motor
and High Static Drive
4000 628 1.34 653 1.38 678 1.43 692 1.48 708 1.52 723 1.57 738 1.60 749 1.61 759 1.62 795 1.66 851 1.85 907 2.03
4250 633 1.37 658 1.41 683 1.46 697 1.51 713 1.55 728 1.60 743 1.62 751 1.63 770 1.64 806 1.71 862 1.90 918 2.11
4500 637 1.40 662 1.44 687 1.49 701 1.53 717 1.58 732 1.63 747 1.64 754 1.65 782 1.67 817 1.76 873 1.96 929 2.19
4750 641 1.42 666 1.50 691 1.53 705 1.61 721 1.63 736 1.65 751 1.66 765 1.67 793 1.72 828 1.81 884 2.01 940 2.27
5000 645 1.44 670 1.52 695 1.56 710 1.65 725 1.67 739 1.68 758 1.70 777 1.74 806 1.81 839 1.91 896 2.13
5260 650 1.46 675 1.53 700 1.59 716 1.67 728 1.70 741 1.73 765 1.75 790 1.82 819 1.92 849 2.03 907 2.28
5500 652 1.47 678 1.55 703 1.63 721 1.71 734 1.75 747 1.78 775 1.83 804 1.92 832 2.03 861 2.15 920 2.44
5750 653 1.48 680 1.57 706 1.68 726 1.76 743 1.81 761 1.86 789 1.94 817 2.04 846 2.16 875 2.29 935 2.61
6000 655 1.49 681 1.59 709 1.74 731 1.80 752 1.87 774 1.94 803 2.05 831 2.17 860 2.29 889 2.44 950 2.78
Table PD-19 — Evaporator Fan Performance TWE155B
External Static Pressure (Pascal)
25 50 75 100 125 150 174 199 224 249 299 349
L/S RPM KW RPM KW RPM KW RPM KW RPM KW RPM KW RPM BHP RPM BHP RPM KW RPM KW RPM KW RPM KW
1.49 KW Standard Motor and Drive System 2.24 KW Oversized Motor
and High Static Drive System
1888 628 1.00 653 1.03 678 1.07 692 1.10 708 1.13 723 1.17 738 1.19 749 1.20 759 1.21 795 1.24 851 1.38 907 1.51
2006 633 1.02 658 1.05 683 1.09 697 1.13 713 1.16 728 1.19 743 1.21 751 1.22 770 1.22 806 1.28 862 1.42 918 1.57
2124 637 1.04 662 1.07 687 1.11 701 1.14 717 1.18 732 1.22 747 1.23 754 1.23 782 1.25 817 1.31 873 1.46 929 1.63
2242 641 1.06 666 1.12 691 1.14 705 1.20 721 1.22 736 1.23 751 1.24 765 1.25 793 1.28 828 1.35 884 1.50 940 1.69
2360 645 1.07 670 1.13 695 1.16 710 1.23 725 1.25 739 1.25 758 1.27 777 1.30 806 1.35 839 1.42 896 1.59
2482 650 1.09 675 1.14 700 1.19 716 1.25 728 1.27 741 1.29 765 1.30 790 1.36 819 1.43 849 1.51 907 1.70
2596 652 1.10 678 1.16 703 1.22 721 1.28 734 1.30 747 1.33 775 1.36 804 1.43 832 1.51 861 1.60 920 1.82
2714 653 1.10 680 1.17 706 1.25 726 1.31 743 1.30 761 1.39 789 1.45 817 1.52 846 1.61 875 1.71 935 1.95
2832 655 1.11 681 1.19 709 1.30 731 1.34 752 1.35 774 1.45 803 1.53 831 1.62 860 1.71 889 1.82 950 2.07
Notes:
1. Performance based on a wet coil and 2 inch (51 mm) throwaway filters.
2. Tabulated brake horsepower is the motor shaft output required.
3. Factory setting of motor sheave is 1.5 turns open. Adjustments are made in 0.5 turn increments.