  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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