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Page 10

TAA240 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 14.

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

BHP

4400 449 1.05 493 1.22 539 1.38 584 1.52 628 1.68 670 1.85 711 2.04 748 2.24

4600 456 1.11 501 1.29 546 1.45 591 1.60 635 1.76 677 1.94 717 2.14 754 2.35

4800 463 1.17 509 1.36 554 1.53 599 1.68 642 1.85 684 2.03 723 2.24 760 2.46

5000 471 1.24 517 1.44 563 1.60 607 1.76 650 1.94 691 2.14 729 2.35 766 2.58

5200 479 1.32 525 1.52 571 1.69 615 1.85 657 2.04 698 2.24 736 2.47 772 2.70

5400 487 1.40 534 1.60 580 1.77 623 1.95 665 2.14 705 2.36 743 2.59 778 2.82

5600 496 1.48 544 1.69 589 1.87 632 2.05 674 2.25 713 2.48 749 2.72 785 2.95

5800 506 1.58 554 1.79 599 1.96 641 2.16 682 2.37 720 2.60 756 2.85 791 3.08

6000 516 1.68 564 1.89 608 2.07 650 2.27 691 2.49 728 2.73 763 2.98 798 3.22

6200 527 1.78 574 1.99 618 2.18 660 2.39 699 2.62 736 2.87 771 3.12 805 3.36

6400 538 1.89 585 2.09 628 2.29 669 2.51 708 2.75 743 3.01 778 3.26 812 3.50

6600 550 2.00 596 2.21 638 2.41 679 2.64 716 2.89 751 3.15 785 3.41 819 3.65

6800 562 2.12 607 2.33 649 2.54 688 2.78 725 3.04 759 3.30 793 3.56 826 3.79

7000 574 2.24 619 2.45 659 2.68 698 2.93 733 3.19 767 3.46 800 3.71 834 3.95

7200 587 2.36 630 2.59 670 2.83 707 3.08 742 3.34 775 3.61 808 3.87 841 4.10

7400 600 2.50 642 2.73 680 2.98 717 3.23 750 3.50 783 3.77 815 4.03 849 4.25

7600 612 2.64 653 2.88 691 3.13 726 3.40 759 3.67 791 3.94 823 4.19 856 4.41

7800 625 2.79 664 3.03 701 3.29 735 3.56 767 3.84 799 4.10 831 4.35 864 4.56

8000 638 2.94 676 3.20 711 3.46 744 3.73 776 4.01 807 4.27 839 4.51 872 4.72

8200 650 3.11 687 3.36 721 3.63 753 3.91 784 4.18 815 4.44 847 4.67 880 4.88

8400 662 3.27 698 3.54 731 3.81 762 4.08 793 4.36 823 4.61 855 4.84 888 5.04

8600 674 3.45 708 3.72 740 3.99 771 4.26 801 4.54 832 4.79 863 5.00 896 5.20

8800 685 3.63 719 3.90 750 4.17 780 4.45 809 4.72 840 4.96 871 5.17 904 5.36

9000 697 3.81 729 4.09 759 4.36 788 4.63 818 4.90 848 5.13 880 5.34 913 5.52

9200 708 4.00 739 4.28 768 4.55 797 4.82 826 5.08 857 5.30 888 5.50 921 5.69

9400 718 4.20 748 4.47 777 4.74 806 5.01 835 5.26 865 5.48 897 5.67 929 5.85

9600 729 4.39 758 4.67 786 4.94 814 5.20 843 5.44 874 5.65 905 5.84 938 6.01

Lennox TAA Series User Manual

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