Danfoss Series 1 High Pressure Piston Pump
Danfoss Series 1 closed-circuit piston pump is designed for most demanding heavy duty applications. If you need Danfoss Series 1 High Pressure Piston Pump repair, sales or maintenance services, contact HYDRAULIC HUB today to keep your machine running at their peak.
Danfoss Series 1 High Pressure Piston Pump is designed with axial piston variable displacement, suitable for closed circuit applications. You can trust Danfoss variable piston pumps for all of your mobile demands because of their decades of proven reliability. These powerful hydrostatic pumps are best suited for most demanding applications such as combiners, Harvester equipment, farm tractors, construction equipment, timber harvesters, Paving equipment, Industrial equipment etc.
Danfoss Series 1 pumps are well-known for their reliability and durability in the field, providing an affordable option for your most demanding heavy-duty applications. These pumps consistently produce reliable results in high-pressure applications like harvesters or transit mixers. Series 1 pumps are available in multiple displacements, ranging from 39, 46, 54, 64 to 76, with a nominal pressure up to 420 bar and maximum pressure up to 480 bar.
These motors come with a robust design, which provides strength and resists deflection under high loads. They are available with various control options, such as electronic proportional control, manual displacement control, forward-neutral-reverse control, hydraulic remote control, and proportional solenoid control. Many industries use the Danfoss Series 1 pump, including agriculture, construction, crane and material handling, forestry, heavy machinery, and road building.
Technical Data
| Model | 39 | 46 | 54 | 64 | 76 | |
| Displacement | in³/rev | 3.89 | 4.60 | 5.44 | 6.44 | 7.62 |
| cm³/rev | 63.7 | 75.3 | 89.1 | 105.5 | 124.8 | |
| Maximum Shaft Speed† | rpm | 4160 | 4160 | 3720 | 3720 | 2775 |
| Nominal Pressure* | psi | 6000 | 6000 | 6000 | 6000 | 6000 |
| (bar) | (420) | (420) | (420) | (420) | (420) | |
| Peak Pressure** | psi | 7000 | 7000 | 7000 | 7000 | 7000 |
| (bar) | (480) | (480) | (480) | (480) | (480) | |
| Output Flow | gpm @ | 67.3 | 79.2 | 84.1 | 99.1 | 87.9 |
| 3500 psi | ||||||
| lpm @ | 255 | 300 | 318 | 375 | 333 | |
| 241 bar | ||||||
| Input Torque | lb-in @ | 2346 | 2786 | 3285 | 3900 | 4552 |
| 3500 psi | ||||||
| Nm @ 241 bar | 265 | 315 | 371 | 441 | 514 | |
| 241 bar | ||||||
1. Nominal pressure: Max delta system pressure at which component fatigue does not occur (pump life estimated by bearing life).
2. The maximum pump shaft speed may be limited by the charge pump speed rating
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