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 You are here  >> All Pictures >> Mud pumps and Spare parts >> 3NB Series Triplex Mud Pump
3NB Series Triplex Mud Pump

RL3NB series mud pumps are manufactured strictly according to SY5138 standard of Ministry of Petroleum Industry and are tested accordingly when leave factory. This series mud pumps are widely used in oilfields and other industrial mining enterprises for well drilling and well repairing in China and some other countries. 

 

◆ Technical Parameter:

Item项目

3NB350

3NB500

3NB500A

3NB600

Power Rating  (hp/kw)

350 (257)

500 (368)

500 (368)

600 (441)

Stroke Rating  (SPM)

130

120

135

135

Stroke Length  ( mm)

180

180

196

196

Gear Ratio

4.483

4.696

4.696

4.696

Suction Inlet Dia. (mm)

203

203

203

203

Discharge Inlet Dia. (mm)

76

83

83

83

Valve

5#

5#

5#

5#

Liner  (mm)

φ90--φ160

φ100--φ170

φ100--φ170

φ100--φ180

Overall Dim.
L*W*H  (mm)

3600*2080
*2015

3600*2230
*2080

3600*2230
*2080

3600*2230
*2080

Approx. Weight  (kg)

8058

9484

11000

11000

Item

3NB800

3NB1000A

3NB1000D

3NB1300A

Power Rating  (hp/kw)

800 (588)

1000 (735)

1000 (735)

1300 (955)

Stroke Rating  (SPM)

130

125

125

120

Stroke Length  ( mm)

273

273

273

305

Gear Ratio

3.482

3.482

3.482

3.657

Suction Inlet Dia.  (mm)

254

254

254

305

Discharge Inlet Dia.(mm)

101

101

101

101

Valve

6#

6#

6#

6#/7#

Liner  (mm)

φ120--φ180

φ120--φ180

φ120--φ180

φ130--φ190

Overall Dim.
L*W*H  (mm)

3900*2155
*2052

3900*2240
*2052

4600*2240
*2052

4300*2450
*2513

Approx. Weight  (kg)

17200

17500

18000

21500

Item

3NB1300D

3NB1600

3NB2200

Power Rating  (hp/kw)

1300 (955)

1600 (1176)

2200 (1618)

Stroke Rating  (SPM)

120

120

105

Stroke Length  ( mm)

305

305

356

Gear Ratio

3.657

3.657

3.512

Suction Inlet Dia. (mm)

305

309

305

Discharge Inlet Dia. (mm)

101

128

130

Valve

6#/7#

7#

8#

Liner (mm)

φ130--φ190

φ140--φ190

φ140—φ230

Overall Dim. L*W*H   (mm)

5050*2450*2625

5500*2822*2660

6000*3465*2745

Approx. Weight  (kg)

23000

27100

38800

◆ Specification of RL3NB-350    3NB-350

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ90

φ100

φ110

φ120

φ130

φ140

 

31

25

20.8

17.5

14.9

12.8

 

Displacement (L/S)

130

7.44

9.18

11.11

13.23

15.52

18.00

 

120

6.87

8.48

10.26

12.21

14.33

16.62

 

110

6.29

7.77

9.40

11.19

13.13

15.23

 

100

5.72

7.07

8.55

10.17

11.94

13.85

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆  Specification of 3NB-500     3NB-500

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ100

φ110

φ120

φ130

φ140

φ150

 

35

29.6

24.9

21.2

18.3

16

 

Displacement (L/S)

120

8.48

10.26

12.21

14.33

16.62

19.08

 

110

7.77

9.40

11.19

13.13

15.23

17.49

 

100

7.07

8.55

10.17

11.94

13.85

15.90

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆ Specification of 3NB-500A    3NB-500A

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ100

φ110

φ120

φ130

φ140

 

35

29.6

24.9

21.2

18.3

 

Displacement (L/S)

135

10.39

12.57

14.96

17.55

20.36

 

120

9.23

11.17

13.29

15.60

18.09

 

110

8.46

10.24

12.19

14.30

16.59

 

100

7.69

9.31

11.08

13.00

15.08

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆ Specification of 3NB-600    3NB-600

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ100

φ110

φ120

φ130

φ140

φ150

 

35

29.6

24.9

21.2

18.3

16

 

Displacement (L/S)

135

10.39

12.57

14.96

17.55

20.36

23.37

 

120

9.23

11.17

13.29

15.60

18.09

20.77

 

110

8.46

10.24

12.19

14.30

16.59

19.04

 

100

7.69

9.31

11.08

13.00

15.08

17.31

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆ Specification of 3NB-800    3NB-800

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ100

φ110

φ120

φ130

φ140

φ150

 

35

33

27.7

23.6

20.3

17.7

 

Displacement (L/S)

130

13.93

16.86

20.06

23.54

27.30

31.34

 

120

12.86

15.56

18.52

21.73

25.20

28.93

 

110

11.79

14.26

16.97

19.92

23.10

26.52

 

100

10.72

12.97

15.43

18.11

21.00

24.11

 

90

9.64

11.67

13.89

16.30

18.90

21.70

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆ Specification of 3NB-1000A    3NB-1000A

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ120

φ130

φ140

φ150

φ160

φ170

 

35

33

28

24

21

19

 

Displacement (L/S)

125

19.29

22.64

26.25

30.14

34.29

38.71

 

120

18.52

21.73

25.20

28.93

32.92

37.16

 

110

16.97

19.92

23.10

26.52

30.17

34.06

 

100

15.43

18.11

21.00

24.11

27.43

30.97

 

90

13.89

16.30

18.90

21.70

24.69

27.87

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆ Specification of 3NB-1000D    RL3NB-1000D

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ120

φ130

φ140

φ150

φ160

φ170

 

35

33

28

24

21

19

 

Displacement (L/S)

125

19.29

22.64

26.25

30.14

34.29

38.71

 

120

18.52

21.73

25.20

28.93

32.92

37.16

 

110

16.97

19.92

23.10

26.52

30.17

34.06

 

100

15.43

18.11

21.00

24.11

27.43

30.97

 

90

13.89

16.30

18.90

21.70

24.69

27.87

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆  Specification of 3NB-1300A    3NB-1300A

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ130

φ140

φ150

φ160

φ170

φ180

 

35

31

27

24

21

19

 

Displacement

120

24.28

28.16

32.32

36.78

41.52

46.54

 

110

22.25

25.81

29.63

33.71

38.06

42.67

 

100

20.23

23.46

26.94

30.65

34.60

38.79

 

90

18.21

21.12

24.24

27.58

31.14

34.91

 

80

16.19

18.77

21.55

24.52

27.68

31.03

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆  Specification of 3NB-1300D    3NB-1300D

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ130

φ140

φ150

φ160

φ170

φ180

 

35

31

27

24

21

19

 

Displacement (L/S))

120

24.28

28.16

32.32

36.78

41.52

46.54

 

110

22.25

25.81

29.63

33.71

38.06

42.67

 

100

20.23

23.46

26.94

30.65

34.60

38.79

 

90

18.21

21.12

24.24

27.58

31.14

34.91

 

80

16.19

18.77

21.55

24.52

27.68

31.03

 

Based on 100% volumetric efficiency and 90% mechanical efficiency

◆ Specification of 3NB-1600  3NB-1600

Stroke
per
minute

Liner size (mm) and Pressure Rating(Mpa)

φ140

φ150

φ160

φ170

φ180

φ190

35

33

29

26

23

21

Displacement (L/S))

120

28.16

32.32

36.78

41.52

46.54

51.86

110

25.81

29.63

33.71

38.06

42.67

47.54

100

23.46

26.94

30.65

34.60

38.79

43.22

90

21.12

24.24

27.58

31.14

34.91

38.89

80

18.77

21.55

24.52

27.68

31.03

34.57

Based on 100% volumetric efficiency and 90% mechanical efficiency


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