1. Key Features
1. High Efficiency & Energy Saving
• Optimized design improves volumetric and mechanical efficiency, reducing energy loss.
2. Multiple Control Modes
• Supports flow control, pressure control, power control, and compound control (e.g., flow-pressure combined control) to meet diverse requirements.
• Equipped with the high-precision electro-hydraulic servo regulatorILIS (Intelligent Linear Servo)for precise flow adjustment via electrical signals with fast response.
3. Low Noise Operation
• Low-noise design minimizes vibration and noise, suitable for environments with strict noise requirements.
4. Fire-Resistant Fluid Compatibility
• Pump body materials and seals are compatible with fire-resistant hydraulic fluids, ideal for high-temperature or flammable environments.
5. Long Service Life
• High-strength materials for critical components (e.g., bearings, cylinder blocks) enhance wear resistance and fatigue resistance.
2. Technical Specifications
• Displacement Range: 63 cm³/rev to 560 cm³/rev (Models include K3VG63, K3VG112, K3VG180, K3VG280, etc.).
• Pressure Ratings:
• Rated Pressure: 34.3 MPa
• Peak Pressure: 39.2 MPa
• Speed Range:
• Maximum Speed: 12,600 min⁻¹ (K3VG63) to 1,600 min⁻¹ (K3VG280), varying by model.
• Self-Priming Speed: Up to 12,600 min⁻¹ (requires suction pressure ≥ -0.01 MPa).
• Weight: Approx. 48 kg (K3VG63) to 300 kg (K3VG280DT).
3. Applications
The K3VG series is widely used in:
1. Industrial Equipment: Injection molding machines, die-casting machines, machine tools requiring precise flow and pressure control.
2. Construction Machinery: Excavators, cranes, and other mobile machinery demanding high power density and reliability.
3. Special Environments: Metallurgy, mining, and other high-temperature, high-load, or flammable settings (due to fire-resistant fluid compatibility).
4. Model Comparison
【表格】
Model Displacement (cm³/rev) Rated Pressure (MPa) Peak Pressure (MPa) Typical Applications
K3VG63 63 34.3 39.2 Small industrial equipment, light machinery
K3VG112 112 34.3 39.2 Medium-sized injection molding machines, die-casting machines
K3VG180 180 34.3 39.2 Large construction machinery, metallurgical equipment
K3VG280DT 280×2 34.3 39.2 Dual-pump tandem high-pressure applications
5. Advantages
• High Efficiency & Energy Conservation: Reduced energy consumption through optimized design and control modes.
• Precise Control: ILIS regulator enables linear flow response to electrical signals, ideal for automation systems.
• Strong Adaptability: Compatible with various hydraulic fluids; stable operation from -20°C to +80°C.
• Easy Maintenance: Modular design simplifies repairs; long-lasting critical components minimize downtime.
6. Selection Guidelines
• Choose a model with displacement matching the required flow and pressure.
• Prioritize ILIS-equipped models for high-precision control needs.
• Verify fire-resistant fluid compatibility for high-temperature or flammable environments.