Denison PVT38 Piston Pump

Denison PVT38 Piston Pump

The Denison PVT38 Piston Pump is a robust and efficient hydraulic pump designed for high-pressure applications. With its advanced engineering and durable construction, it ensures reliable performance in demanding environments. The pump is known for its precise fluid control and high efficiency, making it an ideal choice for industrial and mobile applications where consistent pressure and flow are crucial.

This piston pump also boasts a compact design, which allows for easy integration into various hydraulic systems. Its versatility and durability make the Denison PVT38 a preferred option for professionals seeking long-lasting, dependable hydraulic solutions.

Denison PVT38 Features

  • Pressure Compensated Design: The PVT38 features a pressure-compensated mechanism that ensures efficient operation by adjusting the pump's output to match system demands, reducing energy consumption.
  • High Pressure Capability: The pump operates with a continuous working pressure of up to 4000 psi (280 bar), with an intermittent capability of up to 4350 psi (300 bar), making it suitable for demanding hydraulic applications.
  • Fast Compensator Response: The PVT38 is equipped with a fast compensator, providing a response time of 50 milliseconds off-stroke and 120 milliseconds on-stroke, ensuring quick adaptation to load changes.
  • Replaceable Port Plate: The pump includes a replaceable port plate, which enhances the pump's longevity and reduces maintenance costs.
  • Nine-Piston Rotating Group: It features a nine-piston rotating group that delivers smoother power and quieter operation, improving overall system performance.
  • Versatile Mounting Options: The PVT38 conforms to SAE mounting standards, making it easily interchangeable with other SAE-mounted pumps and facilitating straightforward integration into existing systems.
  • Compatibility with Various Fluids: The pump is designed to operate with a wide range of hydraulic fluids, including fire-resistant fluids, without sacrificing performance, ensuring versatility in different industrial environments.

Denison PVT38 Specifications

SpecificationDetails
Displacement at Max Angle4.88 in³/rev (80.0 cm³/rev)
Continuous Pressure4000 psi (280 bar)
Intermittent Pressure4350 psi (300 bar)
Maximum Speed1800 rpm
Rotating Inertia27.98 lb-in² (0.00829 kg m²)
Compensator Response (Off-Stroke)50 ms
Compensator Response (On-Stroke)100 ms
Compensator Range215-4000 psi (15-280 bar)
Max Volume Adjustment13.1 turns
Max Torque (Keyed Shaft)4675 lb-in (528.3 Nm)
Max Torque (Splined Shaft)6300 lb-in (711.9 Nm)
Minimum Inlet Pressure-4.9 in-Hg (-125 mm-Hg)
Maximum Inlet Pressure50 psi (3.5 bar)
Max Case Pressure7 psi (0.5 bar)
Peak Case Pressure Over Inlet Pressure7 psi (0.5 bar)

 

Denison PVT38 Catalogue

ModelDenison PVT38 Piston Pump PriceStock
PVT38-2R1D-C02-000$8516-$9226Limited Stock
PVT38-2R1D-C04-S00$7250-$8470Limited Stock

For PVT38 for sale and stock availability, please contact our business manager for pricing information.

PVT38 Piston Pump Manual PDF

The Denison PVT38 Piston Pump Manual is an essential resource for professionals working with this high-performance hydraulic pump. This comprehensive guide provides detailed instructions on installation, operation, and maintenance, ensuring that users can maximise the efficiency and longevity of their equipment. The manual covers key features, technical specifications, and troubleshooting tips, making it invaluable for both new users and experienced technicians. Available for free download, this manual is designed to assist in achieving optimal performance and reliability from the Denison PVT38 Piston Pump in various demanding applications.

Denison PVT38 Piston Pump Manual PDF Free Download

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PVT38 Piston Pump Applications

  • Industrial Manufacturing: The PVT38 is suitable for use in industrial machinery, where precise control and high-pressure capabilities are essential for efficient operations.
  • Mobile Equipment: Ideal for integration into mobile hydraulic systems, the PVT38 provides reliable performance in construction and agricultural machinery.
  • Marine Applications: The pump's durability and ability to operate under high pressures make it well-suited for marine environments, including ship steering and deck machinery.
  • Energy Sector: Used in the energy industry for applications such as hydraulic power generation and maintenance of wind turbines, where robust and efficient pumps are required.
  • Aerospace and Defence: The PVT38 is capable of handling the stringent demands of aerospace and military hydraulic systems, ensuring reliability in critical situations.
  • Mining Operations: In mining, the PVT38 pump can handle heavy-duty tasks, including powering hydraulic tools and equipment in harsh underground environments.
  • Automotive Testing: This pump is also applicable in automotive testing facilities, where it provides precise control of hydraulic systems used in vehicle testing and diagnostics.

Denison PVT38 FAQ

The Denison PVT38 Piston Pump has a maximum continuous operating pressure of 4000 psi (280 bar).

The recommended hydraulic fluids for the PVT38 are those with a petroleum base, including oxidation inhibitors, anti-rust, anti-foam, and de-aerating agents as per Denison Hydraulics standard HF-1.

The compensator response time is typically 50 milliseconds off-stroke and 120 milliseconds on-stroke.

Yes, the PVT38 can operate at speeds up to 1800 rpm, with guidelines available for higher speeds.

The PVT38 has an inlet port size of 2 inches and an outlet port size of 1.5 inches, both conforming to SAE code 61 4-bolt flange specifications.

At 1800 rpm and 2500 psi, the expected front bearing life is 8776 hours, and the rear bearing life is 7165 hours.

Regular maintenance includes keeping the system fluid clean by frequently changing filters and ensuring all fittings and screws are tight. The fluid cleanliness should be maintained at an ISO 17/14 level, typically achieved with 10-micron filters​.

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