Nachi PVS Series Pump | PVS-1B-16, PVS-1B-22, PVS-2B-35 | PVS-2B-35N3-12 | Variable Piston Pump
| Model Number | PVS-1B-16N3-12, PVS-2B-35N0-12 |
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Product Description
Nachi PVS Series High-Efficiency Low Noise Variable Piston Pumps
Product Overview: The Nachi PVS series stands as a global benchmark for high efficiency and extended service life in industrial hydraulic systems. Featuring a unique semi-cylindrical swashplate design, this series covers displacements from 16cc to 35cc. Featured models such as the PVS-2B-35N3-12 and PVS-1B-22N3-12 are renowned for their exceptional pressure-compensating response and whisper-quiet operation. Ideally suited for injection molding machines, bending machines, CNC tools, and industrial power units, the PVS series significantly reduces friction loss for maximum energy savings and lower operating temperatures.
Key Technical Advantages:
Superior Energy Efficiency: Equipped with high-response pressure compensator controls to precisely modulate flow based on load, minimizing relief losses and drastically reducing electricity costs.
Low Noise & Vibration: The hydrodynamically optimized 9-piston rotating group and semi-cylindrical architecture suppress mechanical vibration, ensuring a quiet workspace even under high-pressure conditions.
High-Speed Response: Features extremely short pressure switching times, ensuring actuators move with precision and improving overall machine cycle efficiency.
Robust & Compact Construction: Built with high-strength cast iron housings and wear-resistant piston groups to withstand heavy-duty cycles with frequent pressure fluctuations.
100% Nachi Standard Compatibility: Manufactured to strict Nachi 11/12 design sequences, ensuring mounting flanges, splined shafts, and porting align perfectly for a seamless “drop-in” replacement.
Detailed Models & Parameters:
Core Series: Nachi PVS Series (1B, 2B).
Representative Models: PVS-2B-35N0-12, PVS-2B-35N3-12, PVS-1B-22N3-12, PVS-2A-35N1-11, PVS-1B-22N302-12, PVS-1B-16N3-12.
Displacements: 16 cm³/rev (1B-16), 22 cm³/rev (1B-22), 35 cm³/rev (2B-35).
Maximum Pressure: Rated at 21 MPa (3000 PSI).
Rotation: Standard Clockwise (CW).
Target Applications: CNC machines, hydraulic brick presses, woodworking machinery, and small-scale injection molders.


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