A4VSO Series Variable Piston Pump
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Advantages of the A4VSO Series Variable Piston Pump
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Variable Displacement: Adjustable flow and pressure to match system requirements, improving efficiency.
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High Efficiency: Optimized piston and swashplate design reduces energy losses and heat generation.
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Durable and Reliable: Robust materials and precise manufacturing ensure long service life under harsh conditions.
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Smooth Operation: Low pulsation and noise for stable system performance.
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Flexible Installation: Multiple mounting options and shaft configurations for versatile applications.
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Wide Application Range: Suitable for mobile hydraulics, industrial machinery, and energy-efficient hydraulic systems.
| Parameter | Specification / Details |
|---|---|
| Pump Type | Variable Displacement Axial Piston Pump |
| Series | A4VSO Series |
| Manufacturer | Bosch Rexroth |
| Displacement Range | 28 – 250 cm³/rev (depending on model) |
| Maximum Operating Pressure | 350 bar (standard) |
| Rated Speed | 500 – 3,000 RPM (depending on variant) |
| Flow Control | Variable displacement, pressure-compensated option |
| Fluid Type | Mineral oil, biodegradable hydraulic fluids, synthetic oils |
| Viscosity Range | 10 – 500 mm²/s |
| Temperature Range | -20°C to +80°C (standard) |
| Mounting Type | Flange or foot mounting, multiple shaft options |
| Port Type / Size | SAE, BSP, ISO (model dependent) |
| Efficiency | High volumetric and mechanical efficiency |
| Noise Level | Low pulsation, smooth operation |
| Materials | Cast iron/aluminum case; hardened steel pistons |
| Weight | 20 – 45 kg (depending on configuration) |
| Applications | Mobile hydraulics, industrial machinery, construction equipment |
| Special Features | Adjustable displacement, robust construction, smooth operation |
| Certification | ISO 9001, CE, optional UL certifications |
| Maintenance | Minimal, long service intervals |