HD-A4VSO series
The HD-A4VSO series by Huade is a range of variable displacement axial piston pumps for hydrostatic drives in high-pressure open circuit applications. Available in 9 sizes, the HD-A4VSO series meets the demands of heavy industrial systems where operational continuity, control precision and reliability are essential requirements.
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Details
- Available displacements: 40 cc to 500 cc
- Compact axial piston design with swashplate
- Open circuit
- Continuous rated pressure: 350 bar
- Maximum pressure: 400 bar
- Compatible fluids: mineral oil and HDF fluids
- Rated speed: up to 2,600 rpm
- Available controls: pressure (DR), pressure for parallel operation (DP), flow (FR), pressure and flow (DFR), power with hyperbolic curve (LR), hydraulic displacement-dependent control (HD), hydraulic control with servo/proportional valve (MA/EM/HM/HS), electronic control (EO), integrated electrohydraulic system (DS1/DFE1)
- High-speed version available for elevated speed applications
12-MONTH WARRANTY
Benefits
- Wide range of available regulators to suit any circuit requirement
- High operating pressures with certified peak pressure margin
- Availability of an intermediate 370 cc size (between 355 cc and 500 cc) for precise power selection — reduced energy dissipation, more efficient system
- Straightforward integration and installation within the hydraulic circuit
Application fields
- Steel metallurgy and forging machinery
- Ceramics and refractory materials
- Marine applications and hydraulic systems for water resources and hydroelectric plants
- Rubber vulcanisation and paper production plants
- Oil and petrochemical industry
- Construction machinery and heavy civil engineering
- Railway applications and tunnel boring machines
Technical data-sheet HD-A4VSO SERIES HUADE
| Code | Displacement (cm3) | Speed nom max (rpm) | P nom (bar) | P max peak (bar) | |||||
|---|---|---|---|---|---|---|---|---|---|
| A4VSO40 |
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| A4VSO71 |
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| A4VSO125 |
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| A4VSO180 |
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| A4VSO250 |
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| A4VSO300 |
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| A4VSO355 |
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| A4VSO370 |
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| A4VSO500 |
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Code
A4VSO40
Displacement (cm3)
40
Speed nom max (rpm)
2600
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO71
Displacement (cm3)
71
Speed nom max (rpm)
2200
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO125
Displacement (cm3)
125
Speed nom max (rpm)
1800
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO180
Displacement (cm3)
180
Speed nom max (rpm)
1800
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO250
Displacement (cm3)
250
Speed nom max (rpm)
1500
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO300
Displacement (cm3)
300
Speed nom max (rpm)
1500
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO355
Displacement (cm3)
355
Speed nom max (rpm)
1500
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO370
Displacement (cm3)
370
Speed nom max (rpm)
1500
P nom (bar)
350
P max peak (bar)
400
Code
A4VSO500
Displacement (cm3)
500
Speed nom max (rpm)
1320
P nom (bar)
350
P max peak (bar)
400
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See also
HD-WRE(E)
HUADE
HD-WRE(E)
HUADE
HD-WRE(E)
HUADE