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HC Rotary Blower
Roots Blower
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Features:
● Three-lobe impeller of high precision adopted, small vibration and low noise
● The rotor and shaft combined as a single unit, shape change of same degree when heated
● Special bearing adopted for ensuring a long service life
● Horizontal type, compact structure, cabinet shape, small vibration and little consumption of energy

Performance Parameter Table:

Model

Discharge Bore
(mm)

Rotary Speed
(rpm)

Inlet air flowrate ( m3/min ) and output ( kw ) under every pressure

0.1kgf/cm2

0.2kgf/cm2

0.3kgf/cm2

0.4kgf/cm2

0.5kgf/cm2

0.6kgf/cm2

1000mmH2O

2000mmH2O

3000mmH2O

4000mmH2O

5000mmH2O

6000mmH2O

0.010MPa

0.020MPa

0.030MPa

0.040MPa

0.050MPa

0.060MPa

m3/min

kw

m3/min

kw

m3/min

kw

m3/min

kw

m3/min

kw

m3/min

kw

BH50

50A

(2B)

1150

1.55

0.7

1.37

1

1.19

1.3

1.01

1.6

0.86

1.9

0.74

2.4

1250

1.73

0.8

1.55

1.1

1.37

1.4

1.19

1.7

1.04

2.1

0.92

2.6

1350

1.9

0.9

1.72

1.2

1.55

1.6

1.37

1.9

1.21

2.2

1.09

2.8

1400

2

0.9

1.82

1.3

1.64

1.7

1.46

2

1.31

2.3

1.19

2.9

1550

2.27

1

2.09

1.4

1.91

1.8

1.73

2.2

1.58

2.6

1.46

3.2

1700

2.54

1.1

2.36

1.6

2.18

2

2

2.4

1.85

2.8

1.73

3.5

BH65

65A

(21/2B)

1150

1.96

1.2

1.69

1.5

1.42

1.8

1.18

2.2

0.96

2.6

 

1250

2.21

1.4

1.94

1.7

1.67

2

1.42

2.4

1.19

2.8

1.01

3.3

1400

2.59

1.4

2.3

1.8

2.01

2.2

1.78

2.6

1.56

3.1

1.34

3.6

1550

3.12

1.5

2.78

1.9

2.44

2.5

2.22

3.1

2.01

3.8

1.8

4.5

1700

3.53

1.5

3.28

2.2

3.03

2.9

2.78

3.6

2.57

4.3

2.4

5.1

BH80

80A

(3B)

1150

3.12

1.6

2.99

2

2.79

2.6

2.61

3.2

2.43

3.8

2.3

5

1250

3.72

1.6

3.51

2.3

3.3

3

3.12

3.8

2.91

4.7

2.81

5.6

1400

4.25

1.6

4.06

2.5

3.85

3.4

3.67

4.2

3.51

5.2

3.36

6.1

1550

4.63

1.7

4.42

2.7

4.21

3.7

4.03

4.6

3.87

5.7

3.72

6.8

1700

5.23

1.8

5.02

2.9

4.81

4

4.63

5

4.46

6.3

4.31

7.5

BH100

100A

(4B)

1100

4.24

2

3.95

2.8

3.66

3.6

3.41

4.4

3.17

5.3

2.97

6.4

1300

5.17

2.2

4.88

3.2

4.59

4.3

4.34

5.3

4.11

6.3

3.9

7.6

1450

5.9

2.4

5.64

3.6

5.35

4.7

5.1

6

4.87

7.2

4.66

8.5

1550

6.41

2.6

6.14

3.8

5.85

5.1

5.6

6.4

5.37

7.8

5.16

9.2

1750

7.41

2.9

7.11

4.3

6.82

5.8

6.57

7.4

6.34

9

6.13

10.6

1950

8.39

3.2

8.07

4.7

7.79

6.4

7.53

8.3

7.3

10.1

7.1

12

BH125

125A

(5B)

1100

6.7

2.7

6.33

4

5.96

5.3

5.64

6.7

5.34

8

5.07

9.6

1300

8.13

3.2

7.77

4.7

7.41

6.2

7.08

7.9

6.77

9.6

6.5

11.5

1450

8.77

3.5

8.42

5

8.07

6.5

7.74

8.4

7.46

10.3

7.2

12.3

1550

9.71

3.6

9.31

5.4

8.91

7.2

8.62

9.1

8.34

11

8.08

13.5

1750

11

4

10.6

6

10.2

8

9.9

10.1

9.59

12.4

9.38

15.7

1950

13.1

4.6

12.7

6.8

12.3

9.1

11.9

11.5

11.6

14.2

11.4

17.5

BH125A

125A

(5B)

1100

9.01

3.7

8.35

5.5

7.7

7.4

7.18

9.3

6.73

11.1

6.34

13

1300

11.1

4

10.4

6.2

9.78

8.4

9.26

10.6

8.81

12.8

8.42

15.1

1450

12.7

4.3

12

6.7

11.3

9.2

10.8

11.7

10.4

14.1

9.98

16.6

1550

13.7

4.5

13

7.1

12.4

9.7

11.9

12.3

11.4

15

11

17.6

1750

15.8

4.7

15.1

7.7

14.5

10.7

14

13.6

13.5

16.6

13.1

19.6

1950

17.9

5.2

17.2

8.6

16.6

11.9

16.1

15.2

15.6

18.5

15.2

21.9

BH150

150A

(6B)

900

14.6

6.1

13.6

7.1

12.8

9.2

12.1

12.1

11.4

15.2

10.9

18.4

1050

17.4

6.4

16.4

8.2

15.5

10.8

14.8

14.8

14.2

17.5

13.7

20.9

1150

18.9

7.3

18.1

9.2

17.3

12.1

16.6

16

16

19.1

15.5

22.8

1250

21.8

7.6

20.8

10.1

19.9

13.4

19.1

17.2

18.3

21

17.7

25

1400

23.8

8

22.9

11.6

22

15.6

21.2

19.9

20.6

24

20

29.2

1550

26.6

8.7

25.8

13.1

25

17.5

24.2

22.5

23.5

27.6

22.9

32.6

BH150A

150A

(6B)

900

20

7

18.7

10.6

17.5

14.1

16.5

18.2

15.5

22.3

14.7

26.4

1050

23.8

8.2

22.5

12.4

21.4

16.5

20.4

21.3

19.2

26

18.6

30.8

1150

26.3

9

25

13.6

23.8

18

22.8

23.3

21.8

28.5

21

33.8

1250

28.9

9.8

27.6

14.8

26.4

19.6

25.4

25.3

24.4

31

23.6

36.7

1400

32.8

10.9

31.5

16.5

30.3

21.9

29.3

28.4

28.3

34.7

27.5

41.1

1550

36.7

12.1

35.4

18.3

34.2

24.3

33.2

31.4

32.2

38.4

31.4

45.5

BH200

200A

(8B)

900

26.5

8.2

25.3

12.2

24.1

16.2

23

20.2

22

24.1

21

28.8

1050

29.2

9.2

28

14

26.8

19

25.7

23.9

24.6

28.8

23.6

34.3

1150

32.2

9.8

31

15.4

29.8

21

28.7

26.7

27.7

32.3

26.7

38.5

1250

35

9.8

33.9

16.5

32.8

23.2

31.8

29.5

30.8

35.9

29.7

43.1

1350

38.1

11.1

37

18.2

35.9

25.3

34.8

32.4

33.8

40

32.8

47.8

1450

41.2

11.9

40

19.7

38.8

27.5

37.8

35.4

36.7

43

35.9

52.5

BH200A

200A

(8B)

900

31.6

10.7

29.9

16.1

28.3

22.4

27

28.9

25.6

35.1

24.5

42.8

1050

37.6

12.5

35.9

18.8

34.2

26.1

32.9

33.7

31.5

41

30.7

50

1150

41.5

13.7

39.8

20.5

38.2

28.6

36.9

37

35.4

44.9

34.3

54.7

1250

45.6

14.9

43.8

22.3

42.3

31.1

41

40.2

39.6

48.8

38.5

59.5

1350

49.5

16.1

47.9

24.1

46.3

33.6

45

43.4

43.5

52.7

42.5

64.2

1450

53.5

17.3

51.8

25.9

50.2

36.1

48.9

46.6

47.5

56.6

46.4

69

BH250

250A

(10B)

800

35.4

11.5

34.3

17.6

33.2

23.7

32.1

29.9

31.2

37.4

30.5

49.6

900

40.5

12.7

39.4

19.5

38.3

26.3

37.3

33.1

36.3

42

35.6

56.6

1000

46.4

14.3

45

21.8

43.6

29.3

42.9

36.8

42

47.7

41.2

64.4

1100

52.1

16.4

51

24.7

49.9

32.8

48.8

41

47.9

54.1

47.2

73.2

1200

58.9

18.6

57.6

26.8

56.3

37.2

55

47.6

54

62

53.3

83

1300

65.5

20

64.2

31.2

62.9

42.4

61.5

53.6

60.4

70.5

59.7

93.8

BH250A

250A

(10B)

800

49.1

24.8

47.8

33.5

46.8

42.2

45.9

50.8

45.2

59.5

44.5

68.1

900

55.7

26

54.5

35.7

53.4

45.4

52.5

55.2

51.8

64.9

51.2

74.6

1000

62.4

27.1

61.1

37.9

60

48.7

59.1

59.5

58.4

70.3

57.8

81.1

1100

69

28.1

67.7

40

66.6

51.9

65.8

63.8

65

75.7

64.4

87.6

1200

75.6

29.3

74.3

42.2

73.2

55.2

72.4

68.1

71.6

81.1

71

94.1

1300

82.2

30.4

, , ,

80.9

44.4

79.9

58.4

79

72.5

78.3

86.5

77.6

100.6

BH300

300A

(12B)

800

51.6

16.5

48.6

26.5

46.6

37

44.6

46.5

42.6

55.5

40.6

68

1000

67

20.6

64

33.1

62

46.3

60

58

58.6

69.4

56

85

1200

82.3

24.8

79.3

39.8

77.3

55.5

75.3

69.8

73.3

83.3

71.3

102

1400

97.7

28.9

94.7

46.4

92.7

64.8

90.7

81.4

88.7

97.1

86.7

119

1500

105.3

30.9

102.3

49.7

100.3

69.4

98.3

87.2

96.3

104.1

94.3

127.5

BH350

350A

(14B)

800

95.2

31.7

92.2

46.8

90.2

63.4

88.2

80.9

86.2

100

85.2

120

900

108

35.7

105

52.6

103

71.3

101

91

99.1

113

98.1

135

1000

121

39.6

118

58.5

116

79.2

114

101

112

125

111

150

1100

134

43.6

131

64.3

129

87.2

127

111

125

138

124

165

1200

147

47.5

144

70.2

142

95.1

140

121

138

150

137

180




   
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