Installation Guide

35
Airflow Data
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Motor
3PEED
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0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise
SC038D-23A
Bottom Return
(38,000)
High
*
1,245 26 1,200 27 1,150 28 1,100 29 1,050 31 985 33 920 35 865 37
Med-High 1,115 29 1,075 30 1,030 31 990 33 935 35 880 37 815 40 740 44
Med-Low
**
785 41 770 42 745 43 720 45 680 48 640 51 595 54 530 —
Low 645 50 630 51 610 53 580 — 555 — 525 — 480 — 420 —
SC038D-23A
Side Return
(38,000)
High
*
1,330 — 1,285 25 1,230 26 1,175 28 1,125 29 1,055 31 985 33 925 35
Med-High 1,195 27 1,150 28 1,100 29 1,060 31 1,000 32 940 34 875 37 790 41
Med-Low **
840 39 825 39 800 40 770 42 730 44 685 47 640 51 560 —
Low 680 48 675 48 655 49 620 52 600 54 560 — 515 — 450 —
SC054D-24B
Bottom Return
(54,000)
High
*
1,550 30 1,520 30 1,485 31 1,450 32 1,410 33 1,360 34 1,300 35 1,255 37
Med-High 1,250 37 1,220 38 1,200 38 1,170 39 1,140 40 1,105 42 1,065 43 1,010 46
Med-Low
**
935 49 910 51 880 52 850 54 815 56 785 59 735 — 680 —
Low 720 — 690 — 655 — 620 — 585 — 550 — 520 — 485 —
SC054D-24B
Side Return
(54,000)
High
*
1,630 — 1,595 — 1,560 — 1,525 30 1,480 31 1,430 32 1,365 34 1,320 35
Med-High 1,315 35 1,280 36 1,260 37 1,230 37 1,200 38 1,160 40 1,120 41 1,060 43
Med-Low **
980 47 955 48 925 50 890 52 855 54 825 56 775 59 715 —
Low 755 — 725 — 690 — 650 — 615 — 580 — 545 — 510 —
SC072D-24B
Bottom Return
(72,000)
High
*
1,590 39 1,550 40 1,525 40 1,475 42 1,425 43 1,380 44 1,325 46 1,240 49
Med-High
**
1,260 49 1,240 49 1,220 50 1,185 52 1,160 53 1,110 55 1,085 57 1,030 60
Med-Low 1,125 55 1,110 55 1,085 57 1,050 58 1,025 60 990 — 940 — 865 —
Low 895 — 865 — 830 — 795 — 775 — 750 — 693 — 665 —
SC072D-24B
Side Return
(72,000)
High
*
1,670 37 1,630 38 1,600 38 1,550 40 1,495 41 1,450 42 1,390 44 1,300 47
Med-High
**
1,325 46 1,300 47 1,280 48 1,245 49 1,220 50 1,165 53 1,140 54 1,080 57
Med-Low 1,180 52 1,165 53 1,140 54 1,100 56 1,075 57 1,040 59 985 — 910 —
Low 940 — 910 — 870 — 935 — 815 — 790 — 730 — 640 —
SC072D-35C
Bottom Return
(72,000)
High
*
1,895 — 1,790 — 1,720 36 1,630 38 1,550 40 1,445 42 1,330 46 1,225 50
Med-High
**
1,775 35 1,710 36 1,650 37 1,550 40 1,470 42 1,385 44 1,290 48 1,180 52
Med-Low 1,255 49 1,200 51 1,155 53 1,105 56 1,050 58 1,000 61 925 — 830 —
Low 1,140 54 1,100 56 1,065 58 1,025 60 980 63 930 — 870 — 805 —
SC072D-35C
Side Return
(72,000)
High
*
1,970 — 1,865 — 1,780 — 1,695 36 1,615 38 1,505 41 1,385 44 1,275 48
Med-High
**
1,845 — 1,780 — 1,715 36 1,615 38 1,530 40 1,440 43 1,340 46 1,230 50
Med-Low 1,305 47 1,250 49 1,200 51 1,150 53 1,090 56 1,040 59 965 64 865 —
Low 1,185 52 1,145 54 1,110 55 1,065 58 1,020 60 965 64 905 — 840 —
SC072D-35C
Side + Bottom
or 2 Sides
(72,000)
High
*
1,990 — 1,880 — 1,805 — 1,710 36 1,630 38 1,510 41 1,400 44 1,285 48
Med-High
**
1,865 — 1,795 — 1,735 35 1,630 38 1,545 40 1,455 42 1,355 45 1,240 49
Med-Low 1,320 46 1,260 49 1,215 50 1,160 53 1,105 56 1,050 58 970 63 875 —
Low 1,200 51 1,155 53 1,120 55 1,075 57 1,030 60 975 63 915 — 845 —
SC090D-35C
Bottom Return
(90,000)
High
*
2,155 36 2,090 37 2,015 38 1,960 39 1,910 40 1,835 42 1,755 44 1,660 46
Med-High
**
2,015 38 1,960 39 1,920 40 1,860 41 1,805 42 1,755 44 1,695 45 1,615 47
Med-Low 1,705 45 1,675 46 1,640 47 1,590 48 1,555 49 1,495 51 1,435 53 1,340 57
Low 1,410 54 1,390 55 1,365 56 1,330 58 1,310 59 1,275 60 1,235 62 1,210 63
SC090D-35C
Side Return
(90,000)
High
*
2,240 — 2,175 35 2,100 37 2,040 38 1,985 39 1,910 40 1,825 42 1,725 44
Med-High
**
2,095 37 2,040 38 2,000 38 1,935 40 1,875 41 1,825 42 1,765 43 1,680 46
Med-Low 1,775 43 1,740 44 1,705 45 1,655 46 1,615
47 1,555 49 1,490 51 1,335 57
Low 1,465 52 1,445 53 1,420 54 1,385 55 1,360 56 1,325 58 1,285 60 1,260 61
SC090D-35C
Side + Bottom
or 2 Sides
(90,000)
High
*
2265 — 2,195 35 2,115 36 2,060 37 2,005 38 1,930 40 1,845 42 1,745 44
Med-High
**
2,115 36 2,060 37 2,015 38 1,955 39 1,895 40 1,845 42 1,780 43 1,695 45
Med-Low 1,790 43 1,760 44 1,725 44 1,670 46 1,635 47 1,570 49 1,510 51 1,410 54
Low 1,480 52 1,460 53 1,435 53 1,400 55 1,375 56 1,340 57 1,300 59 1,270 60
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