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Description
- Robust high pressure pump for industrial applications
- Size 40 … 1000
- Nominal pressure 350 bar
- Maximum pressure 400 bar
- Closed circuit
Features
- Robust pump with very long service life
- Low operating noise
- Through drive for mounting of further pumps up to same nominal size
- Flow direction changes when the swashplate is moved through the neutral position
- Axial and radial load capacity of drive shaft
- Modular system
- Visual swivel angle indicator
- Controls with short response times
- HF-operation possible with lower specification
- Swashplate design
Technical data
Table of values
| Size | 40 | 71 | 125 | 180 | 250 | 355 | 500 | 750 | 1000 | |||
| Displacement | Vg max | cm³ | 40 | 71 | 125 | 180 | 250 | 355 | 500 | 750 | 1000 | |
| Nominal pressure | pnom | bar | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | |
| Maximum pressure | pmax | bar | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | |
| Maximum speed | at Vg max | nnom | rpm | 3700 | 3200 | 2600 | 2400 | 2200 | 2000 | 1800 | 1600 | 1600 |
| Flow | at Vg max and nnom | qV nom | l/min | 148 | 227 | 325 | 432 | 550 | 710 | 900 | 1200 | 1600 |
| Power | at qV nom and Δpnom 1) | P | kW | 86 | 132 | 190 | 252 | 321 | 414 | 525 | 700 | 933 |
| Torque | at Vg max and Δpnom | M | Nm | 223 | 395 | 696 | 1002 | 1391 | 1976 | 2783 | 4174 | 5565 |
| Weight (approx.) | m | kg | 42 | 60 | 107 | 112 | 220 | 235 | 335 | 500 | 644 | |
| 1) | Δpnom = 350 bar |
Controllers/adjustment devices
Pressure and flow controller
DR, DP, FR, DFR
Pressure and flow controller
DR, DP, FR, DFR
- Available for A4VSO and A4VSG
- Pressure and flow control
- Remote controlled optional
- Pressure controller for parallel operation optional
- Mechanical Vg min and Vg max limitation
Pilot-pressure related proportional control
HD
Pilot-pressure related proportional control
HD
- Available for A4VSO, A4VSG and A4CSG
- Control is pilot-pressure related
- Different pilot-pressure ranges available
- Power control, pressure control and electrical pilot pressure supply optional
- Standard spring-centering of the stroking cylinder
Electrohydraulic control with proportional solenoid
EP
Electrohydraulic control with proportional solenoid
EP
- Available for A4VSG and A4CSG
- Electro-proportional control by a current signal
- High control accuracy
- Resets to neutral position in the event of a signal failure
- With manual override
Electrohydraulic control systems
HSx, HMx, EOx
Electrohydraulic control systems
HSx, HMx, EOx
- Available for A4VSO, A4VBO, A4VSG and A4CSG
- Electrohydraulic control with proportional and control valve
- Digital electrohydraulic control systems with amplifier
- Control of swivel angle, pressure and power (HS5P)
- Usable as a special version in mooring operation (overcenter)
Secondary control for closed circuit
DS2
Secondary control for closed circuit
DS2
- Available for A4VSG
- Highly dynamic rotary drive for closed circuit
- Motor and generator operation for both directions of rotation
- With energy recovery and energy storage
- With closed loop rotational speed, position, or torque control for high control performance and dynamics
Pressure and flow controller
DR, DP, FR, DFR
Pressure and flow controller
DR, DP, FR, DFR
- Available for A4VSO and A4VSG
- Pressure and flow control
- Remote controlled optional
- Pressure controller for parallel operation optional
- Mechanical Vg min and Vg max limitation
Pilot-pressure related proportional control
HD
Pilot-pressure related proportional control
HD
- Available for A4VSO, A4VSG and A4CSG
- Control is pilot-pressure related
- Different pilot-pressure ranges available
- Power control, pressure control and electrical pilot pressure supply optional
- Standard spring-centering of the stroking cylinder
Electrohydraulic control with proportional solenoid
EP
Electrohydraulic control with proportional solenoid
EP
- Available for A4VSG and A4CSG
- Electro-proportional control by a current signal
- High control accuracy
- Resets to neutral position in the event of a signal failure
- With manual override
Electrohydraulic control systems
HSx, HMx, EOx
Electrohydraulic control systems
HSx, HMx, EOx
- Available for A4VSO, A4VBO, A4VSG and A4CSG
- Electrohydraulic control with proportional and control valve
- Digital electrohydraulic control systems with amplifier
- Control of swivel angle, pressure and power (HS5P)
- Usable as a special version in mooring operation (overcenter)
Secondary control for closed circuit
DS2
Secondary control for closed circuit
DS2
- Available for A4VSG
- Highly dynamic rotary drive for closed circuit
- Motor and generator operation for both directions of rotation
- With energy recovery and energy storage
- With closed loop rotational speed, position, or torque control for high control performance and dynamics
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