Sauer Danfoss PV22 & PV23 Pump | PV21, PV10 | Concrete Mixer Hydraulic Pump | Series 20 Piston Pump
| Model Number | PV22, PV23 |
|---|
Product Description
Sauer-Danfoss Series 20 (PV22/PV23) Hydraulic Pumps for Concrete Mixers
Product Overview: The Sauer-Danfoss Series 20 (encompassing PV21, PV22, PV23, and SPV22) stands as the industry benchmark for concrete mixer hydraulic drive systems worldwide. Specifically engineered for closed-circuit operation, this series is renowned for its simple architecture, extreme durability, and exceptional ease of field maintenance. By modulating the swashplate angle, the PV22 and PV23 pumps provide stepless control over the rotation speed and direction of the mixer drum. Whether for 6m³, 8m³, or 12m³ mixers, the Series 20 delivers stable, formidable hydraulic power, ensuring concrete maintains its ideal slump during transit.
Key Technical Advantages:
Optimized for Mixers: Specially reinforced for the frequent reversals and long continuous duty cycles typical of cement trucks, featuring superior resistance to thermal fatigue.
Exceptional Volumetric Efficiency: The classic axial piston design ensures high efficiency during high-pressure output, reducing fuel consumption and system heat generation.
Highly Integrated & Compact: The pump housing consolidates the charge pump and relief valves, simplifying closed-loop plumbing and maximizing vehicle chassis space.
Low Maintenance Costs: The transparent design and global availability of spare parts allow for rapid replacement of seals or wear components even at remote construction sites.
Precise Control Response: Equipped with manual servo or hydraulic control logic, offering smooth tactile feedback for accurate start-stop and directional modulation of the drum.
Detailed Models & Parameters:
Core Series: Sauer-Danfoss Series 20 (PV/SPV).
Model Keywords: PV10, PV21, PV22, SPV22, PV23, PV24, PV26.
Displacements: PV21 (33.3 cc), PV22 (52.3 cc), PV23 (89.8 cc), PV24 (118.7 cc).
Pressure Ratings: Rated at 210 Bar (3000 PSI) continuous; Peak capability up to 350 Bar (5000 PSI).
Maximum Speed: 2500 – 3500 RPM (depending on displacement size).
Target Applications: Concrete mixer drum drives, vibratory roller travel systems, and paver propulsion.




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