/ 3NB350
Brand : Ebara Great Pump en
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+998 (97) 675-07-70
This series of three-cylinder pumps has a reverse-pump design, not compliant with the API standard; only Chinese suppliers provide spare parts. The 3NB series drilling pumps are manufactured according to the Chinese Ministry of Petroleum Industry standard SY5138. This series of drilling pumps is widely used in drilling and well repair at Chinese fields and other enterprises. Compared to EMSCO F series drilling pumps, these have more competitive prices.
| Model | Rated Power (kW) | Rated Stroke (SPM) | Stroke Length (mm) | Gear Ratio | Valve Size | Liner Size | Max Pressure (MPa) | Max Volume (L/S) | Suction Diameter (mm) | Discharge Diameter (mm) | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3NB350 | 350 (257) | 130 | 180 | 4.483 | 5# | φ90-φ160 | 31 | 23.51 | 203 | 76 | 360020802015 | 8058 |
| 3NB500 | 500 (368) | 120 | 180 | 4.696 | 5# | φ100-φ170 | 35 | 24.50 | 203 | 83 | 360022302080 | 9484 |
| 3NB600 | 600 (441) | 135 | 196 | 4.696 | 5# | φ100-φ180 | 35 | 33.65 | 203 | 83 | 360022302080 | 11000 |
| 3NB800 | 800 (588) | 130 | 273 | 3.482 | 6# | φ120-φ180 | 35 | 45.13 | 254 | 101 | 390021552052 | 17200 |
| 3NB1000 | 1000 (735) | 125 | 273 | 3.482 | 6# | φ120-φ180 | 35 | 43.40 | 254 | 101 | 460022402052 | 18000 |
| 3NB1300 | 1300 (955) | 120 | 305 | 3.657 | 6#/7# | φ130-φ190 | 35 | 51.86 | 305 | 101 | 430024502513 | 21500 |
| 3NB1600 | 1600 (1176) | 120 | 305 | 3.657 | 7# | φ140-φ190 | 35 | 51.86 | 309 | 128 | 550028222660 | 27100 |
