Models & Specifications — Previous Page
NH Size 80½
Outlet Size 32" x 42" I.D • Inlet Size 42-1/4" I.D. • Tip speed = RPM x 10.54
Wheel Diameter 40-1/4" • Outlet Area 9.33 Sq. Ft. Inside • Max. BHP = 30.42(RPM/1000)3

S.P.

1.00

2.00

3.00

4.00

5.00

6.00

7.00

8.00

9.00

10.00

11.00

12.00

13.00

14.00

CFM

OV

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

19000

2036

630

6.71

708

9.96

780

13.40

849

16.98

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

19750

2117

648

7.26

724

10.64

795

14.17

862

17.87

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

20500

2197

667

7.88

741

11.39

810

14.97

875

18.79

937

22.72

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

21250

2278

685

8.50

758

12.12

825

15.80

887

19.67

950

23.79

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

22000

2358

705

9.21

775

12.88

841

16.72

901

20.65

962

24.83

1019

29.13

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

22750

2438

725

9.96

793

13.72

857

17.67

917

21.75

975

25.97

1031

30.32

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

23500

2519

745

10.75

810

14.55

873

18.66

932

22.81

988

27.14

1044

31.62

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

24250

2599

765

11.59

828

15.47

889

19.69

947

23.91

1001

28.33

1057

32.96

1109

37.66

*

*

*

*

*

*

*

*

*

*

*

*

*

*

25000

2680

785

12.46

846

16.42

905

20.75

963

25.12

1016

29.60

1069

34.24

1121

39.06

*

*

*

*

*

*

*

*

*

*

*

*

*

*

25750

2760

805

13.38

864

17.42

922

21.84

979

26.36

1031

30.90

1082

35.65

1134

40.60

1182

45.56

*

*

*

*

*

*

*

*

*

*

*

*

26500

2840

826

14.40

882

18.45

939

22.97

994

27.57

1047

32.33

1095

37.09

1147

42.18

1195

47.26

*

*

*

*

*

*

*

*

*

*

*

*

27250

2921

846

15.41

900

19.53

957

24.20

1010

28.90

1062

33.71

1110

38.60

1159

43.69

1208

49.01

1253

54.25

*

*

*

*

*

*

*

*

*

*

28000

001

866

16.48

919

20.72

974

25.41

1026

30.27

1078

35.23

1125

40.15

1172

45.35

1220

50.68

1266

56.17

*

*

*

*

*

*

*

*

*

*

28750

3081

887

17.65

937

21.88

992

26.73

1042

31.68

1093

36.69

1141

41.86

1186

47.12

1233

52.51

1278

57.99

1321

63.58

*

*

*

*

*

*

*

*

29500

3162

908

18.87

955

23.09

1010

28.10

1059

33.14

1109

38.29

1156

43.49

1201

48.89

1246

54.38

1291

60.00

1334

65.71

*

*

*

*

*

*

*

*

30250

3242

928

20.09

974

24.41

1027

29.43

1077

34.72

1125

39.95

1172

45.29

1216

50.71

1259

56.30

1304

62.04

1346

67.74

1388

73.78

*

*

*

*

*

*

31000

3323

949

21.43

994

25.83

1045

30.89

1094

36.24

1141

41.64

1187

47.02

1231

52.57

1273

58.26

1316

63.99

1359

69.95

1400

75.97

1439

82.00

*

*

*

*

31750

3403

970

22.82

1014

27.31

1063

32.41

1111

37.81

1157

43.39

1203

48.91

1247

54.60

1288

60.29

1329

66.12

1372

72.22

1413

78.37

1452

84.53

*

*

*

*

32500

3483

990

24.21

1034

28.85

1082

34.06

1129

39.53