Lennox CB29M-21, Unit Information

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BLOWER DATA – CB29M
CB29M-41 BLOWER PERFORMANCE (460v – 1 ph)
External Static
Air Volume and Motor Watts at Specific Blower Taps
Pressure
High Medium Low
in. w.g. Pa cfm L/s Watts cfm L/s Watts cfm L/s Watts
.00 0 1455 685 665 1120 530 535 925 435 420
.05 10 1445 680 655 1120 530 530 935 440 420
.10 25 1430 675 645 1120 530 520 945 445 415
.15 35 1420 670 635 1115 525 510 950 450 410
.20 50 1400 660 620 1110 525 500 950 450 405
.25 60 1385 655 605 1105 520 485 950 450 385
.30 75 1365 645 590 1095 515 475 945 445 380
.40 100 1325 625 555 1080 510 450 925 435 360
.50 125 1275 600 520 1055 495 425 890 420 345
.60 150 1220 575 475 1025 485 400 845 400 325
.70 175 1160 545 430 990 465 375 785 370 310
.80 200 1090 515 375 950 450 350 715 340 290
NOTE — All air data is measured external to unit with air filter in place.
Electric heaters have no appreciable air resistance.
CB29M-46 BLOWER PERFORMANCE (208/230v)
External Static
Air Volume and Motor Watts at Specific Blower Taps
Pressure
High Medium Low
in. w.g. Pa cfm L/s Watts cfm L/s Watts cfm L/s Watts
.00 0 1750 825 725 1495 705 580 1250 590 520
.05 10 1740 820 720 1495 705 580 1255 595 520
.10 25 1725 815 710 1490 700 575 1255 590 500
.15 35 1700 805 700 1475 695 565 1250 590 490
.20 50 1675 790 690 1460 690 550 1235 585 475
.25 60 1645 775 680 1435 675 535 1220 575 460
.30 75 1610 760 665 1405 665 520 1200 565 445
.40 100 1525 720 635 1335 630 490 1140 540 415
.50 125 1420 670 605 1245 585 455 1065 505 385
.60 150 1295 610 570 1135 535 420 970 455 355
.70 175 1155 545 535 1000 470 380 850 400 325
.80 200 995 470 495 850 400 345 715 340 295
.85 210 905 430 475 765 360 325 640 300 280
NOTE — All air data is measured external to unit with air filter in place.
Electric heaters have no appreciable air resistance.
CB29M-51 BLOWER PERFORMANCE (208/230v)
External Static
Air Volume and Motor Watts at Specific Blower Taps
Pressure
High Medium Low
in. w.g. Pa cfm L/s Watts cfm L/s Watts cfm L/s Watts
.00 0 2050 970 1005 1785 845 800 1590 750 660
.05 10 2030 955 990 1770 835 795 1570 740 655
.10 25 2005 945 980 1750 825 785 1550 735 650
.15 35 1975 935 970 1730 815 775 1530 725 645
.20 50 1950 920 955 1710 805 765 1510 715 640
.25 60 1920 905 940 1685 795 755 1490 705 635
.30 75 1890 890 930 1660 785 745 1465 690 630
.40 100 1820 860 900 1605 760 725 1415 670 615
.50 125 1745 825 875 1545 730 705 1365 645 600
.60 150 1665 785 845 1485 700 680 1305 615 580
.70 175 1580 745 820 1415 665 660 1245 585 555
.75 185 1535 725 805 1375 650 650 1210 570 540
NOTE — All air data is measured external to unit with air filter in place.
Electric heaters have no appreciable air resistance.