Variable displacement axial-piston pumps "PVS" series
Variable displacement axial-piston pumps for hydraulic systems with closed circuit and rated pressure up to 350 bar. Displacement 33...90 ccm. The pumps PVS series is a cost competitive solution for a variety of applications, from agricultural to construction and road machinery. Time-proven design is reliable and durable in the field.
- High pressure pump for hydraulic systems with closed circuit
- Displacement 33...90 cm
- Rated pressure 357 bar
- Maximum pressure 420 bar
- Low noise level
- High efficiency
- Hydromechanical and electrical 3-positioned control
Variable displacement axial-piston pump for hydraulic systems with closed circuit. They are used in hydrostatic transmission of stroke drive or operating equipment of combines, road and construction mobile machines.
The pumps PVS series are a cost competitive solution for a variety of applications.Time-proven design, based on the Sauer 20 series, is reliable and durable in the field.
Characteristics:
- Swashplate design.
- High volumetric efficiency.
- Build-in charge pump.
- Smooth flow direction change.
- Bimetal bearing plate has a high wear-resistance.
- Lightweight piston provides reliability in operation at high speeds.
- Mounting flanges are manufactured according to international SAE standard.
- Tapered roller bearings enable the pump shaft to withstand high radial and axial loads.
- Shaft seals (face seal or lip seal) provide reliable external tightness.
| Код рабочего объема Displacement code |
33 | 52 | 71 | 90 | |
|---|---|---|---|---|---|
| Максимальный рабочий объем Displacement max |
cm3 ccm |
33,3 | 51,6 | 69,8 | 89 |
| Максимальная подача Maximum flow |
л/мин l/min |
113,5 | 151,8 | 186,3 | 218,9 |
| Максимальное давление в гидролинии высокого давления Maximum pressure in high pressure line |
bar | 420 | |||
| Номинальное давление в гидролинии высокого давления Rated pressure in high pressure line |
bar | 357 | |||
| Максимальное давление дренажа Maximum case pressure |
bar | 2,5 | |||
| Максимальная частота вращения Maximum speed |
мин-1 min-1 |
3590 | 3100 | 2800 | 2600 |
| Минимальная частота вращения Minimum speed |
мин-1 min-1 |
500 | |||
| Номинальная частота вращения Rated speed |
мин-1 min-1 |
1500 | |||
| Максимальный угол наклона наклонной шайбы Maximum swashplate angle |
град Degr |
± 18 | |||
| Номинальная мощность Rated power |
кВт kW |
18,7 | 29 | 39,3 | 63,3 |
| Масса (без рабочей жидкости) Weight (without fluid) |
кг kg |
45 | 55 | 63 | 78 |
