Variable displacement axial-piston pumps "PVC" series
Variable displacement axial-piston pumps for hydraulic systems with open circuit and rated pressure up to 280 bar. Displacement 18…71 ccm.
The compact and reliable design of the pumps with a wide range of controls system and configurations makes them ideal for a wide range of mobile machines.
- Medium pressure pump for hydraulic systems with open circuit
- Displacement 18…71 cm
- Rated pressure 280 bar
- Maximum pressure 350 bar
- A wide range of control types
- Possibility of tandem according to SAE
- Low noise level
Variable displacement pump PVC series are designed for hydraulic systems of mobile equipment. Low power consumption, a wide range of controls and configurations make them ideal for a wide range of mobile machines.
Application:
- Telescopic wheel loaders
- Backhoe loaders
- Bucket loaders
-Bulldozers
-Articulating boom lifts
-Combines
-Cranes
Compact and reliable design, low power consumption and a wide range of controls and configurations make them the ideal solution for a wide range of mobile machines. They are used in construction, forestry and agricultural machinery, municipal and loading equipment, equipment of mining and oil-and-gas industries.
Characteristics:
- Swashplate design.
- High volumetric efficiency.
- Smooth operation over the entire speed range.
- Bimetal control; valve has a high wear-resistance.
- The bushing design of the oscillating assembly cylinder block increases antifriction properties in sliding pairs, increasing the overall efficiency of the pump.
- Tapered roller bearings allow the pump shaft to withstand high radial and axial loads.
- Mechanical mounting of the part-turn bearings ensures reliable swash plate turning mechanism.
- Mounting flanges according to SAE.
- Possibility of tandem according to SAE.
| Код рабочего объема Displacement code |
18 | 28 | 45 | 63 | 71 | |
|---|---|---|---|---|---|---|
| Частота вращения при номинальном давлении (номинальная) Speed at rated pressure (rated) |
min-1 | 3330 | 3000 | 2600 | 2700 | 2600 |
| Частота вращения при номинальном давлении (максимальная) Speed at rated pressure (maximum) |
min-1 | 3960 | 3600 | 3120 | 3140 | |
| Частота вращения при номинальном давлении (минимальная) Speed at rated pressure (minimum) |
min-1 | 500 | ||||
| Номинальная подача Rated flow |
л/мин l/min |
55,8 | 79 | 110 | 159,9 | 173,5 |
| Давление на входе (максимальное) Inlet pressure (maximum) |
bar | 4 | ||||
| Давление на входе (минимальное) Inlet pressure (minimum) |
bar | 0,8 | ||||
| Давление на выходе (номинальное) Outlet pressure (rated) |
bar | 280 | ||||
| Давление на выходе (максимальное) Outlet pressure (maximum) |
bar | 350 | ||||
| Максимальное давление дренажа Maximum case pressure |
bar | 2,5 | ||||
| Номинальная потребляемая мощность Input power |
kW | 29 | 41 | 57 | 83 | 90 |
| Объемный КПД (не менее) Volumetric efficiency (not less than) |
0,94 | |||||
| Масса (без рабочей жидкости) Weight (without fluid) |
kg | 12 | 17 | 22 | 26 | 27 |
