Specification
5
BLOWER PERFORMANCE - KG7SC
Model
Number
Heating
External Static Pressure (Inches Water Column)
Input Motor 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
(Btuh) Speed
CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise
High* 1245 26 1200 27 1150 28 1100 29 1050 31 985 33 920 35 865 37
SC038-23A
38,000 Med-High 1115 29 1075 30 1030 31 990 33 935 35 880 37 815 40 740 44
Bottom
Med-Low** 785 41 770 42 745 43 720 45 680 48 640 51 595 54 530 61
Return
Low 645 50 630 51 610 53 580 56 555 58 525 62 480 67 420 77
High* 1330 24 1285 25 1230 26 1175 28 1125 29 1055 31 985 33 925 35
SC038-23A
38,000 Med-High 1195 27 1150 28 1100 29 1060 31 1000 32 940 34 875 37 790 41
Side
Med-Low** 840 39 825 39 800 40 770 42 730 44 685 47 640 51 560 58
Return
Low 680 48 675 48 655 49 620 52 600 54 560 58 515 63 450 72
High* 1550 30 1520 30 1485 31 1450 32 1410 33 1360 34 1300 35 1255 37
SC054-24B
54,000 Med-High 1250 37 1220 38 1200 38 1170 39 1140 40 1105 42 1065 43 1010 46
Bottom
Med-Low** 935 49 910 51 880 52 850 54 815 56 785 59 735 63 680 68
Return
Low 720 64 690 67 655 70 620 74 585 79 550 84 520 88 485 95
High* 1630 28 1595 29 1560 29 1525 30 1480 31 1430 32 1365 34 1320 35
SC054D-24B
54,000 Med-High 1315 35 1280 36 1260 37 1230 37 1200 38 1160 40 1120 41 1060 43
Side
Med-Low** 980 47 955 48 925 50 890 52 855 54 825 56 775 59 715 64
Return
Low 755 61 725 63 690 67 650 71 615 75 580 79 545 84 510 90
High* 1590 39 1550 40 1525 40 1475 42 1425 43 1380 44 1325 46 1240 49
SC072D-24B
72,000 Med-High** 1260 49 1240 49 1220 50 1185 52 1160 53 1110 55 1085 57 1030 60
Bottom
Med-Low 1125 55 1110 55 1085 57 1050 58 1025 60 990 62 940 65 865 71
Return
Low 895 69 865 71 830 74 795 77 775 79 750 82 693 89 665 92
High* 1670 37 1630 38 1600 38 1550
40 1495 41 1450 42 1390 44 1300 47
SC072D-24B
72,000 Med-High** 1325 46 1300 47 1280 48 1245 49 1220 50 1165 53 1140 54 1080 57
Side
Med-Low 1180 52 1165 53 1140 54 1100 56 1075 57 1040 59 985 62 910 67
Return
Low 940 65 910 67 870 70 935 66 815 75 790 78 730 84 640 96
High* 1895 32 1790 34 1720 36 1630 38 1550 40 1445 42 1330 46 1225 50
SC072D-35C
72,000 Med-High** 1775 35 1710 36 1650 37 1550 40 1470 42 1385 44 1290 48 1180 52
Bottom
Med-Low 1255 49 1200 51 1155 53 1105 56 1050 58 1000 61 925 66 830 74
Return
Low 1140 54 1100 56 1065 58 1025 60 980 63 930 66 870 70 805 76
High* 1970 31 1865 33 1780 34 1695 36 1615 38 1505 41 1385 44 1275 48
SC072D-35C
72,000 Med-High** 1845 33 1780 34 1715 36 1615 38 1530 40 1440 43 1340 46 1230 50
Side
Med-Low 1305 47 1250 49 1200 51 1150 53 1090 56 1040 59 965 64 865 71
Return
Low 1185 52 1145 54 1110 55 1065 58 1020 60 965 64 905 68 840 73
High* 1990 31 1880 33 1805 34 1710 36 1630 38 1510 41 1400 44 1285 48
SC072D-35C
72,000 Med-High** 1865 33 1795 34 1735 35 1630 38 1545 40 1455 42 1355 45 1240 49
Side + Bottom
Med-Low 1320 46 1260 49 1215 50 1160 53 1105 56 1050 58 970 63 875 70
or 2 Sides
Low 1200 51 1155 53 1120 55 1075 57 1030 60 975 63 915 67 845 73
High* 2155 36 2090 37 2015 38 1960 39 1910 40 1835 42 1755 44 1660 46
SC090D-35C
90,000 Med-High** 2015 38 1960 39 1920 40 1860 41 1805 42 1755 44 1695 45 1615 47
Bottom
Med-Low 1705 45 1675 46 1640 47 1590 48 1555 49 1495 51 1435 53 1340 57
Return
Low 1410 54 1390 55 1365 56 1330 58 1310 59 1275 60 1235 62 1210 63
High* 2240 34 2175 35 2100 37 2040 38 1985 39 1910 40 1825 42 1725 44
SC090D-35C
90,000 Med-High** 2095 37 2040 38 2000 38 1935 40 1875 41 1825 42 1765 43 1680 46
Side
Med-Low 1775 43 1740 44 1705 45 1655 46 1615 47
1555 49 1490 51 1335 57
Return
Low 1465 52 1445 53 1420 54 1385 55 1360 56 1325 58 1285 60 1260 61
High* 2265 34 2195 35 2115 36 2060 37 2005 38 1930 40 1845 42 1745 44
SC090D-35C
90,000 Med-High** 2115 36 2060 37 2015 38 1955 39 1895 40 1845 42 1780 43 1695 45
Side + Bottom
Med-Low 1790 43 1760 44 1725 44 1670 46 1635 47 1570 49 1510 51 1410 54
or 2 Sides
Low 1480 52 1460 53 1435 53 1400 55 1375 56 1340 57 1300 59 1270 60
High* 2135 43 2095 44 2040 45 1975 47 1910 48 1840 50 1735 53 1675 55
SC108D-45D
108,000 Med-High** 2000 46 1955 47 1900 48 1845 50 1800 51 1735 53 1665 55 1570 59
Bottom only
Med-Low 1665 55 1660 55 1625 57 1590 58 1530 60 1500 61 1415 65 1340 69
or 2 openings
Low 1385 66 1360 68 1310 70 1300 71 1275 72 1250 74 1200 77 1150 80
High* 2115 43 2075 44 2020 46 1955 47 1890 49 1822 50 1720 53 1660 55
SC108D-45D
108,000 Med-High** 1980 46 1935 48 1880 49 1830 50 1780 52 1720 53 1650 56 1555 59
Side
Med-Low 1650 56 1645 56 1610 57 1575 58 1515 61 1485 62 1400 66 1330 69
Return
Low 1370 67 1345 68 1300 71 1290 71 1260 73 1240 74 1190 77 1140 81
High* 2135 48 2095 49 2040 50 1975 52 1910 54 1840 56 1735 59 1675 61
SC120D-45D
120,000 Med-High** 2000 51 1955 52 1900 54 1845 55 1800 57 1735 59 1665 61 1570 65
Bottom only
Med-Low 1665 61 1660 62 1625 63 1590 64 1530 67 1500 68 1415 72 1340 76
or 2 openings
Low 1385 74 1360 75 1310 78 1300 79 1275 80 1250 82 1200 85 1150 89
High* 2115 48 2075 49 2020 51 1955 52 1890 54 1822 56 1720 59 1660 62
SC120D-45D
120,000 Med-High** 1980 52 1935 53 1880 54 1830 56 1780 57 1720 59 1650 62 1555 66
Side
Med-Low 1650 62 1645 62 1610 63 1575 65 1515 67 1485 69 1400 73 1330 77
Return
Low 1370 75 1345 76 1300 79 1290 79 1260 81 1240 82 1190 86 1140 90
* Factory Set Cooling Speed NOTE: 1. 2 openings are recommended for airflows above 1600 CFM if filter(s) is (are) adjacent to furnace.
** Factory Set Heating Speed 2. Temperature rises in the table are approximate. Actual temperature rises may vary.
3. Temperature rises shaded grey are for reference only. These conditions are not recommended.