45
Performance 25 Ton
Data
Standard Efficiency
✲Indicates both downflow and horizontal units.
Table 45-1 Evaporator Fan Performance 25 Ton YC
✱✱
✱✱
✱300B
External Static Pressure (Inches of Water)
.10 .20 .30 .40 .50 .60 .70 .80 .90 1.00
CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
7.5 HP Standard Motor & Low Static Drive Accessory
7000 — — — — 614 2.59 639 2.77 662 2.94 684 3.11 706 3.30 728 3.49 750 3.70 773 3.92
7500 — — 621 2.85 647 3.08 671 3.29 693 3.48 715 3.66 736 3.85 756 4.05 777 4.26 797 4.47
8000 627 3.16 655 3.39 680 3.64 704 3.87 725 4.09 746 4.28 766 4.48 785 4.68 805 4.89 824 5.11
8500 662 3.76 689 4.00 714 4.26 737 4.52 758 4.76 778 4.98 797 5.18 815 5.39 834 5.61 852 5.83
9000 698 4.43 724 4.69 747 4.96 770 5.24 790 5.50 810 5.74 828 5.97 846 6.18 864 6.41 881 6.63
9500 734 5.18 758 5.45 781 5.73 803 6.02 823 6.31 842 6.58 860 6.83 878 7.06 895 7.29 911 7.53
10000 770 6.00 793 6.29 816 6.59 837 6.89 856 7.20 875 7.49 893 7.77 910 8.02 926 8.27 942 8.51
10500 806 6.92 829 7.22 850 7.53 870 7.85 890 8.17 908 8.48 925 8.79 942 9.07 958 9.33 — —
11000 842 7.92 864 8.24 885 8.56 904 8.89 923 9.23 — — — — — — — — — —
7.5 HP Standard Motor & Drive
7.5 HP Standard Motor & High Static Drive
Accessory
External Static Pressure (Inches of Water)
1.10 1.20 1.30 1.40 1.50
CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
7.5 HP Standard Motor & Drive
7000 795 4.14 816 4.36 837 4.58 858 4.80 879 5.03
7500 818 4.70 839 4.94 859 5.18 879 5.41 899 5.65
8000 843 5.34 862 5.58 882 5.83 901 6.09 920 6.34
8500 870 6.06 888 6.30 906 6.55 924 6.81 943 7.08
9000 898 6.87 916 8.11 933 7.36 950 7.62 967 7.89
9500 928 7.77 944 8.01 960 8.27 977 8.53 993 8.79
10000 958 8.76 974 9.01 989 9.27 — — — —
10500 — — — — — — — — — —
11000 — — — — — — — — — —
7.5 HP Standard Motor & High Static Drive Accessory
For Standard Evaporator Fan Speed (RPM), reference Table 53-1.
For Standard Motor and High Static Drive, reference Table 53-2.
For Standard Motor and Low Static Drive, reference Table 53-4
NOTES:NOTES:
NOTES:NOTES:
NOTES:
Data includes pressure drop due to filters and wet coils.
Fan motor heat (MBH) = 3.15 x Fan Bhp
Trane’s factory supplied motors, in commercial
equipment, are definite purpose motors, specifically
designed and tested to operate reliably and continuously
at all cataloged conditions. Using the full horsepower
range of our fan motors as shown in our tabular data will
not result in nuisance tripping or premature motor failure.
Our product’s warranty will not be affected.
Table 45-1 (Continued)
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