TWA-PRC001-EN24
Performance
Data (Air Handler)
Table PD-14 — Blower Speeds
Motor DriveTurns Open
Drive 6543210
Standard N/A 590 639 688 737 786 835
High Static N/A 713 772 832 891 951 1009
Table PD-13 — Evaporator Fan Performance — TWE050A
External Static Pressure (Inches of Water Gauge)
.10" .20" .30" .40" .50" .60" .70" .80" .90" 1.00" 1.10"
CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
0.75 HP Standard Motor and Drive
1400 ————6460.37 698 0.42 751 0.47 803 0.52 856 0.56 908 0.61 941 0.65 973 0.68 1006 0.71
1500 — — 607 0.36 661 0.40 713 0.45 764 0.50 816 0.54 867 0.59 919 0.64 952 0.67 984 0.71 — —
1600 — — 625 0.38 676 0.43 727 0.48 778 0.52 828 0.57 879 0.62 930 0.67 963 0.70 995 0.74 — —
1700 601 0.35 648 0.40 696 0.44 744 0.49 792 0.54 841 0.59 889 0.64 937 0.69 971 0.73 1005 0.77 — —
1800 625 0.36 671 0.41 716 0.46 762 0.51 807 0.56 853 0.61 898 0.66 944 0.71 979 0.76 ————
1900 642 0.40 687 0.45 731 0.50 776 0.55 820 0.60 865 0.66 909 0.71 951 0.75 987 0.80 ————
2000 659 0.44 703 0.49 745 0.54 790 0.60 833 0.65 877 0.70 920 0.75 957 0.80 994 0.84 ————
2100 674 0.48 722 0.54 770 0.60 817 0.65 857 0.70 897 0.75 936 0.80 973 0.85 1009 0.89 ————
1.0 HP Oversized Motor and High Static Drive
Table PD-13— Evaporator Fan Performance — TWE050A
External Static Pressure (Pascal)
25 50 75 100 125 150 174 199 224 249 274
L/S RPM KW RPM KW RPM KW RPM KW RPM KW RPM KW RPM BHP RPM BHP RPM KW RPM KW RPM KW
0.56 Standard Motor and Drive
661 646 0.28 698 0.31 751 0.35 803 0.39 856 0.42 908 0.45 941 0.48 973 0.51 1006 0.53
708 607 0.27 661 0.30 713 0.34 764 0.37 816 0.40 867 0.44 919 0.48 952 0.50 984 0.53 — —
755 625 0.28 676 0.32 727 0.36 778 0.39 828 0.43 879 0.46 930 0.50 963 0.52 995 0.55 — —
802 601 0.26 648 0.30 696 0.33 744 0.37 792 0.40 841 0.44 889 0.48 937 0.51 971 0.54 1005 0.57 — —
850 625 0.27 671 0.31 716 0.34 762 0.38 807 0.42 853 0.45 898 0.49 944 0.53 979 0.57 ————
897 642 0.30 687 0.34 731 0.37 776 0.41 820 0.45 865 0.49 909 0.53 951 0.56 987 0.60 ————
944 659 0.33 703 0.37 745 0.40 790 0.45 833 0.48 877 0.52 920 0.56 957 0.60 994 0.67 ————
991 674 0.36 722 0.40 770 0.45 817 0.48 857 0.52 897 0.56 936 0.60 973 0.63 1009 0.66 ————
0.75 KW Oversized Motor and High Static Drive
Notes:
1. Performance based on a wet coil and 1 inch (25.4 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.