Hydraulic Pump for Concrete Pump Truck: K3V280SH
3 month ago
Product details
1. Basic Information
- Model: K3V280SH
- Brand: Kawasaki, Japan. It is an original swash‑plate variable axial piston hydraulic pump.
- Application: Main hydraulic pump specially for concrete pump trucks, compatible with large pump trucks of Sany, XCMG, Zoomlion and other brands, also used for 90‑ton heavy‑duty excavators.
- Structure: Tandem dual pump with built‑in gear pump (pilot pump), suitable for open‑circuit hydraulic systems of pump trucks.
2. Core Technical Parameters
1. Displacement: 280 mL/r
2. Pressure:
- Rated working pressure: 34.3 MPa
- Peak pressure: 39.2 MPa
3. Rotational Speed: Rated 1800–2000 r/min; maximum self‑priming speed 2000 r/min
4. Weight: Approx. 159 kg
5. Applicable Hydraulic Oil: Anti‑wear hydraulic oil; oil temperature -20~+95℃; viscosity 10–1000 cSt
3. Product Features (Advantages for Pump Trucks)
1. High Power Density: Compact structure with large output torque, meeting high‑pressure pumping requirements of concrete.
2. Spherical Valve Plate Design: Automatic cylinder block centering, high efficiency, low noise and less wear.
3. Long Service Life: Heavy‑duty main bearing and slipper wear compensation mechanism, adapting to continuous heavy‑load working conditions of pump trucks.
4. Stable Self‑priming Performance: Stable flow and pressure at low speed and low pressure, free of impact and vibration during concrete pumping.
5. Modular Structure: Easy maintenance and highly interchangeable spare parts, compatible with mainstream hydraulic systems of pump trucks.
4. Compatible Pump Truck Models
- XCMG: HBT80 series concrete pump trucks
- Sany & Zoomlion: Large boom pump trucks of 56 meters and above
- Heavy‑duty construction machinery: 90‑ton excavators, crawler cranes, etc.
I. Product Overview
TheK3V280SHis a swashplate-type axial piston pump manufactured by Kawasaki Heavy Industries, specifically designed for engineering machinery such asconcrete pump trucks. This pump features high flow rates and high-pressure capabilities, meeting the stringent hydraulic demands of concrete pumping operations.
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II. Technical Features
1. Swashplate-Type Axial Piston Design
• Utilizes a swashplate mechanism to drive pistons in a reciprocating motion within the cylinder block, enabling efficient fluid suction and discharge.
• Offers advantages such as compact structure, high efficiency, and long service life.
2. High Flow Rate and Pressure Performance
• Boasts a large displacement of280 ml/r, providing sufficient flow to meet concrete pumping requirements.
• Capable of withstanding high operating pressures, ensuring stable performance under demanding conditions.
3. Energy Efficiency
• Optimized design minimizes energy loss and enhances transmission efficiency.
• Reduces power consumption during concrete pumping, improving overall equipment economy.
4. High Reliability
• Key components are crafted from high-quality materials and undergo precision machining and rigorous testing.
• Maintains stable performance in harsh environments, minimizing downtime and failure rates.
5. Easy Maintenance
• Rational structural design facilitates disassembly and repair.
• Worn parts can be quickly replaced, reducing maintenance costs and time.
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III. Applications
TheK3V280SHpump is widely used in engineering machinery, particularly inconcrete pump trucks, to drive the pumping system. Its high flow rate and pressure capabilities enable efficient and stable concrete delivery through pipelines to construction sites, enhancing operational efficiency and quality.
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IV. Technical Specifications (Example)
• Displacement: 280 ml/r
• Rated Pressure: 35 MPa (varies by model and configuration)
• Speed Range: Determined by application and powertrain configuration
• Weight: Varies by model and configuration (typically heavy to support high-flow, high-pressure demands)
• Manufacturer: Kawasaki Heavy Industries (or authorized producers)
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