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Blower performance specifications – Goodman Mfg GMH95 User Manual

Page 12

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BLOWER PERFORMANCE SPECIFICATIONS

12

1.

CFM in chart is without filters(s). Filters do not ship with this furnace, but must be provided by the installer. If the furnace requires two return
filters, this chart assumes both filters are installed.

2.

All furnaces ship as high speed cooling and medium-speed heating. Installer must adjust blower cooling & heating speed as needed.

3.

For most jobs, about 400 CFM per ton when cooling is desirable.

4.

INSTALLATION IS TO BE ADJUSTED TO OBTAIN TEMPERATURE RISE WITHIN THE RANGE SPECIFIED ON THE RATING PLATE.

5.

The chart is for information only. For satisfactory operation, external static pressure must not exceed value shown on rating plate. The shaded
area indicates ranges in excess of maximum external static pressure allowed when heating. The data for 0.6" w.c. to 0.8" w.c. is shown for
air conditioning purposes only.

6.

The above chart is for U.S. furnaces installed at 0-2000 feet. At higher altitudes, a properly de-rated unit will have approximately the same
temperature rise at a particular CFM, while the ESP at that CFM will be lower.

Tons AC

at 0.5"

0.6

0.7

0.8

ESP

CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFM

HIGH

3.0

1352

29

1318

30

1260

31

1202

33

1128

35

1044 955

853

GMH950453BXA*

MED 2.5

1214

32

1172

34

1123

35

1064

37

1012

39

938

859

741

(MED-HI)

MED-LO

2.0

997

40

994

40

960

41

923

43

884

45

817

741

611

LOW

1.5

757

52

753

52

734

54

704

56

674

59

620

524

438

HIGH

3.0

1449

41

1409

42

1326

45

1273

47

1201

49

1194 1136 1018

GMH950703BXA*

MED

2.5

1192

50

1172

51

1141

52

1094

54

1046

57

973

904

793

(MED-HI)

MED-LO

2.0

981

61

962

62

943

63

917

65

888

67

830

764

665

LOW

1.5

750

79

730

81

714

83

692

86

657

90

620

570

502

HIGH

4.0

2069

29

1965

30

1871

32

1756

34

1661

36

1549 1415 1275

GMH950704CXA*

MED

3.5

1752

34

1724

34

1667

36

1603

37

1488

40

1402 1290 1082

(MED-HI)

MED-LO

3.0

1437

41

1437

41

1417

42

1369

43

1320

45

1256 1140 984

LOW

2.5

1184

50

1177

50

1161

51

1132

52

1095

54

1047 928

837

HIGH

4.0

1970

40

1874 342 1757

45

1667

48

1566

51

1431 1334 1182

GMH950904CXA*

MED 3.5

1713

46

1650

48

1572

50

1510

52

1418

56

1313 1211 1079

(MED-HI)

MED-LO

3.0

1439

55

1412

56

1370

58

1327

60

1260

63

1166 1078 956

LOW

2.5

1183

67

1155

69

1122

74

1108

72

1062

75

1011 931

816

HIGH

5.0

2147

37

2114

37

2057

39

2030

39

1978

40

1889 1784 1713

GMH950905DXA*

MED 4.0

1675

47

1686

47

1640

48

1623

49

1557

51

1501 1455 1360

(MED-HI)

MED-LO

3.5

1489

53

1470

54

1436

55

1409

56

1361

58

1318 1243 1130

LOW

3.0

1307

61

1265

63

1234

64

1203

66

1168

68

1096 1053 991

HIGH

5.0

2134

46

2103

47

2029

48

1941

51

1906

51

1818 1733 1625

GMH951155DXA*

MED 4.0

1678

58

1643

60

1643

60

1577

62

1527

64

1489 1423 1339

(MED-HI)

MED-LO

3.5

1453

68

1440

68

1426

69

1363

72

1349

73

1314 1253 1205

LOW

3.0

1259

78

1239

79

1220

80

1181

83

1159

85

1118 1082 1015

BLOWER PERFORMANCE

0.1

0.2

0.3

0.4

0.5

(CFM & Temperature Rise vs. External Static Pressure)

Model

Heating Speed

As Shipped

Motor

Speed

EXTERNAL STATIC PRESSURE (Inches Water Column)

(

)