PVF Series Variable Vane Pump | PVF-20, PVF-30, PVF-40 | Pressure Compensated
| Model Number | PVF, PVF-20/30/40/45/15/12–35/55/70-10S-11S, PVF-40-70-10S, PVF-20-35-10 |
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Product Description
PVF Series High-Performance Variable Displacement Vane Pumps
Product Overview: The PVF Series variable displacement vane pump is the definitive power source for hydraulic systems prioritizing energy efficiency and thermal control. As a Pressure Compensated pump, it automatically adjusts flow output based on real-time load requirements. This range features core models including PVF-40-70-10S, PVF-20-35-10, and the complete displacement family: PVF-12/15/20/30/40/45. Utilizing a precision-engineered slide adjustment mechanism, the PVF series enters a low-flow standby state once the preset pressure is reached, significantly lowering energy consumption and controlling oil temperature—making it the premier choice for eco-friendly industrial machinery.
Key Technical Advantages:
Automatic Pressure Compensation: Equipped with a built-in regulation mechanism. When system pressure reaches the preset value (e.g., 35Bar or 70Bar), flow automatically drops to a minimum, eliminating overflow losses.
Minimal Oil Temperature Rise: By avoiding unnecessary fluid circulation at high pressure, these pumps effectively inhibit oil heat generation, extending seal life and reducing the burden on cooling systems.
Responsive & Silent Operation: Provides millisecond-level flow switching response. Precision-ground rotor and vane components ensure exceptionally low decibel levels even at high rotational speeds.
Compact & Easy Integration: Featuring a space-saving flange-mount design with multiple design sequences like 10S and 11S, ensuring seamless integration into tight-space hydraulic power units (HPU).
Target Applications: CNC cutting machines, shoe-making presses, spindle lubrication, woodworking machining centers, and light industrial automated lines.
Detailed Models & Parameters:
Core Series: PVF Series (Variable Displacement).
Model Keywords: PVF-40-70-10S, PVF-20-35-10, PVF-12, PVF-15, PVF-20, PVF-30, PVF-40, PVF-45.
Pressure Ratings: Includes core specifications 35 (3.5MPa), 55 (5.5MPa), and 70 (7.0MPa).
Technical Specs: 10S / 11S (Design sequence identifiers); Standard Flange Mounting.
Max Operating Pressure: Rated continuous working pressure up to 7.0 MPa (70 Bar).



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