Trane 5-20 Tons, Manual, Page: 24 / 64

24 SSP-PRC001-EN
Performance Data
Table 19. Evaporator Fan Performance 10 Tons TWE120A1, TWE120B1 - Air Handler
External Static Pressure (Inches of Water Gauge)
.10" .20" .30" .40" .50" .60" .70" .80" .90" 1.00" 1.20" 1.40" 1.60"
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 RPM BHP
2 HP Standard Motor and Field Supplied
Low Static Drive
(i)
(i)
Field Supplied Low Static Drive (use Table 20 )
2 HP Standard Motor and Sheaves
3200 — — — — 570 0.67 603 0.75 636 0.83 670 0.91 703 1.00 736 1.08 756 1.14 784 1.2 838 1.32 890 1.49 942 1.66
3400 — — 560 0.71 592 0.79 623 0.88 652 0.95 685 1.04 716 1.12 743 1.18 762 1.24 790 1.3 844 1.43 895 1.59 948 1.8
3600 557 0.77 583 0.84 613 0.92 643 1.01 667 1.07 700 1.16 730 1.23 750 1.27 768 1.34 797 1.41 850 1.55 900 1.69 954 1.94
3800 579 0.94 605 1.01 634 1.09 663 1.18 683 1.24 710 1.29 738 1.37 762 1.42 785 1.49 813 1.56 861 1.72 911 1.87 —
—
4000 602 1.11 628 1.17 656 1.26 683 1.35 698 1.4 720 1.43 747 1.5 773 1.58 801 1.64 829 1.71 872 1.89 922 2.04 — —
4200 626 1.23 651 1.31 677 1.4 703 1.48 714 1.53 741 1.59 765 1.66 790 1.72 815 1.81 841 1.9 888 2.08 — — — —
4400 649 1.36 674 1.45 698 1.53 723 1.62 729 1.65 761 1.76 784 1.81 807 1.87 830 1.98 852 2.09 — — — — — —
4600 669 1.52 692 1.62 714 1.69 735 1.77 747 1.82 782 1.92 798 1.99 815 2.06 — — — — — — — — — —
4800 689 1.69 711 1.79 729 1.85 746 1.92 764 1.98 802 2.09 — — — — — — — — — — — — — —
Notes:
1.
Data includes pressure drop due to wet coil and 1" filter.
2.
Fan motor heat (MBh) = 3.15 x BHP.
3.
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 20. Low Static Fan Drive 10 Tons TWE120A1, TWE120B1 - Air Handler
(i)
(i)
Field supplied components required:
Blower Sheave: Fixed Pitch (8.8 inch Pitch Diameter)
Blower Sheave: 1.00 inch Bore, Single Groove, "A" Belt
Belt: A54
Motor Sheave Turns Open Nominal RPM
0 745
1 706
2 666
3 627
4 588
5 549
Evaporator Fan Performance, Low Static Fan Drive, 10 Tons