3NB-350 Mud Pump
3NB-350 Single Action Triplex back and forth piston pump
| Technical Specifications | ||||||
| Model | Type | input Power | Motive power | Rated pump speed |
Stroke length | Gear Ratio |
| 3NB-350 | Single Action Triplex |
350hp | 6190ZC-1(diesel engine) Y400-6.28KW(motor) |
120 Impact/min | 180 | 4.483 |
| Rated input speed(Rev/min) |
Continuous speed(Rev/min) |
Inhalation diameter |
Discharge pipe diameter | Dimensions(mm) | Weight | |
| 582.8 | 540 | 203mm | 76mm | 3100*2080*2015 | 8.058t | |
Performance parameter
| Pump stroke | Bore(mm) | |||||
| 90 | 100 | 110 | 120 | 130 | 140 | |
| Impact/min | Displacement(L/S) | |||||
| 130 | 7.44 | 9.18 | 11.1 | 13.23 | 15.52 | 18.01 |
| 120 | 6.87 | 8.48 | 10.26 | 12.21 | 14.33 | 16.62 |
| 110 | 6.29 | 7.77 | 9.4 | 11.19 | 13.14 | 15.23 |
| 100 | 5.72 | 7.06 | 8.55 | 10.17 | 11.94 | 13.84 |
| Pump pressure(Mpa) | 31 | 25 | 20.8 | 17.5 | 14.9 | 12.8 |
| Mechanical efficiency by 90% 100% volumetric efficiency | ||||||
