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Parker's P1 series axial piston pumps, including models P1-028, P1-045, and P1-075, are designed for high-performance, variable displacement applications, making them ideal for demanding industrial and mobile machinery.
Key Features:
1）High Efficiency: These pumps offer high volumetric efficiency, ensuring optimal fluid delivery and energy savings.
2）Durability: Constructed with robust materials, they are designed to withstand high pressures and provide extended service life.
3）Low Noise Operation: Advanced design minimizes operational noise, contributing to a quieter working environment.
4）High Pressure Capability: The P1 series can handle operating pressures up to 280 bar, suitable for high-demand hydraulic systems.
5）Versatility: Available in various displacement options, including 28, 45, and 75 cm³/rev, the P1 series caters to a wide range of application needs.
In summary, Parker's P1 series axial piston pumps combine efficiency, durability, and versatility, making them a reliable choice for a wide range of hydraulic applications.
| Model | P1/PD 018 | P1/PD 028 | P1/PD 045 | P1/PD 060 | P1/PD 075 | P1/PD 085 | P1/PD 100 | P1/PD 140 |
| Maximum Displacement,cm3/rev cu.in./rev | 18 1.1 | 28 1.71 | 45 2.75 | 60 3.66 | 75 4.58 | 85 5.19 | 100 6.01 | 140 8.54 |
| Outlet Pressure – Continuous | 280 bar (4060 psi) | 250 bar (3600 psi) | 280 bar (4060 psi) | |||||
| Intermittent* | 320 bar (4640 psi) | 300 bar (4350 psi) | 320 bar (4640 psi) | |||||
| Peak | 350 bar (5075 psi) | 320 bar (4600 psi) | 350 bar (5075 psi) | |||||
| P1 Maximum Speed (1.3 bar abs inlet),rpm | 3500 | 3400 | 3100 | 2800 | 2700 | 2700 | 2500 | 2400 |
| P1 (1.0 bar abs inlet),rpm | 3300 | 3200 | 2800 | 2500 | 2400 | 2400 | 2250 | 2100 |
| P1 (0.8 bar abs inlet),rpm | 2900 | 2900 | 2400 | 2200 | 2100 | 2100 | 1900 | 1800 |
| PD Maximum Speed (1.0 bar abs inlet),rpm | 1800 | |||||||
| PD (0.8 bar abs inlet),rpm | 1800 | |||||||
| Minimum Speed,rpm | 600 | |||||||
| Inlet Pressure – Maximum | 11 bar absolute (160 psi) | |||||||
| Rated | 1.0 bar absolute (14.5 psi) | |||||||
| Minimum | 0.8 bar absolute (11.6 psi) | |||||||
| Case Pressure – Peak,bar | 4.0 bar absolute (58 psi) and less than 0.5 bar (7.3 psi) above inlet pressure | |||||||
| Rated,bar | 2.0 bar absolute (29 psi) and less than 0.5 bar (7.3 psi) above inlet pressure | |||||||
| Fluid Temperature Range,°C °F | -40 to +95 -40 to +203 | |||||||
| Fluid Viscosity – Rated,cSt | 7 to 160 | |||||||
| Optimum Range,cSt | 14-50 cSt. | |||||||
| Max. Intermittent,cSt | 5000 (for cold starting) | |||||||
| Min. Intermittent,cSt | 5 | |||||||
| Fluid Contamination – Rated,ISO | 20/18/14 | |||||||
| Weight – End Port,kg (lb) | 13.4 (29.5) | 17.7 (39.0) | 23 (50) | 29 (64) | 30 (66) | 30 (66) | 51 (112) | 66 (145) |
| Side Port,kg (lb) | 14.2 (31.3) | 18.1 (40.0) | 24 (52) | 30 (67) | 31 (68) | 31 (68) | 53 (117) | 67 (147) |
| Thru-Drive,kg (lb) | 15 (34) | 22 (48) | 27 (59) | 34 (75) | 35 (77) | 35 (77) | 55 (121) | 82 (180) |
| Moment of Inertia kg·mm2 | 760 | 1555 | 3208 | 4548 | 5041 | 5041 | 12027 | 21400 |
| Moment of Inertia Thru-Drive,kg·mm2 | 793 | 1618 | 3268 | 4687 | 5207 | 5207 | 12402 | 22343 |
| *Intermittent is defined as less than 10% of operation time,not exceeding 20 successive seconds. | ||||||||
