Page 7
TAA120 BLOWER PERFORMANCE
All data is measured external to the unit with dry coil and standard 2 in. air filters in place.
FOR ALL UNITS ADD:
1 − Wet indoor coil air resistance of selected unit.
2 − Any field installed accessories air resistance (electric heat, economizer, etc.) See page 13.
Then determine from table the blower motor hp and drive rpm required. See page 12 for blower drive specifications.
Air
Volume
cfm
STATIC PRESSURE EXTERNAL TO UNIT − Inches Water Gauge
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
2200 428 0.09 463 0.2 501 0.32 541 0.45 585 0.60 632 0.75 674 0.84 712 0.88
2400 441 0.19 476 0.29 513 0.41 553 0.54 596 0.68 642 0.82 681 0.9 715 0.94
2600 455 0.29 489 0.39 525 0.50 565 0.63 608 0.77 654 0.90 687 0.96 720 1.01
2800 469 0.40 502 0.49 538 0.60 577 0.72 621 0.85 667 0.99 693 1.03 727 1.09
3000 484 0.51 516 0.60 552 0.70 591 0.82 635 0.95 677 1.07 699 1.10 736 1.18
3200 499 0.62 531 0.70 566 0.80 606 0.92 651 1.06 684 1.15 707 1.18 746 1.28
3400 514 0.73 546 0.81 582 0.91 622 1.03 667 1.17 690 1.22 717 1.28 758 1.40
3600 529 0.84 562 0.93 598 1.03 639 1.15 679 1.28 697 1.31 730 1.40 772 1.52
3800 545 0.96 579 1.05 616 1.15 658 1.28 686 1.37 706 1.41 745 1.53 786 1.65
4000 562 1.09 596 1.18 634 1.29 674 1.41 693 1.46 720 1.54 761 1.67 802 1.79
4200 580 1.23 615 1.31 654 1.42 684 1.52 702 1.57 737 1.69 778 1.82 819 1.94
4400 600 1.37 635 1.45 672 1.56 691 1.62 717 1.72 756 1.86 796 1.98 836 2.09
4600 619 1.51 655 1.59 683 1.68 702 1.76 736 1.89 775 2.02 814 2.13 853 2.24
4800 639 1.65 673 1.73 692 1.81 719 1.93 757 2.08 795 2.19 832 2.30 871 2.40
5000 659 1.78 685 1.87 706 1.97 740 2.12 778 2.26 814 2.37 851 2.46 889 2.56
Air
Volume
cfm
STATIC PRESSURE EXTERNAL TO UNIT − Inches Water Gauge
0.9 1.0 1.1 1.2 1.3 1.4 1.5
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
2200 751 0.96 795 1.08 839 1.21 884 1.34 928 1.48 971 1.61 1014 1.73
2400 755 1.03 801 1.16 847 1.29 892 1.43 936 1.56 981 1.70 1024 1.83
2600 762 1.11 808 1.24 855 1.38 901 1.52 946 1.65 990 1.79 1034 1.92
2800 770 1.20 816 1.33 863 1.47 910 1.61 955 1.75 1000 1.88 1044 2.01
3000 779 1.29 826 1.42 873 1.56 919 1.70 964 1.84 1009 1.98 1054 2.11
3200 790 1.40 836 1.53 882 1.66 929 1.80 974 1.94 1019 2.07 1063 2.21
3400 802 1.51 847 1.64 893 1.77 938 1.91 983 2.04 1028 2.17 1072 2.31
3600 815 1.64 859 1.76 904 1.89 949 2.03 993 2.16 1037 2.29 1080 2.42
3800 829 1.77 873 1.90 917 2.03 961 2.16 1005 2.29 1048 2.42 1090 2.55
4000 845 1.91 888 2.04 932 2.17 975 2.31 1018 2.43 1060 2.56 1102 2.69
4200 861 2.06 904 2.19 948 2.32 990 2.46 1033 2.59 1074 2.71 1116 2.84
4400 878 2.21 921 2.34 963 2.47 1006 2.60 1048 2.73 1089 2.86 1130 2.98
4600 894 2.36 936 2.49 979 2.61 1021 2.74 1063 2.87 1104 3.00 1145 3.12
4800 911 2.51 953 2.63 995 2.76 1036 2.88 1078 3.01 1119 3.13 1161 3.26
5000 928 2.67 969 2.78 1011 2.90 1052 3.03 1094 3.15 1135 3.27 1176 3.40
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