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PAVC Series Parker Piston Pump
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Description
Parker PAVC Series Piston Pump: Specifications & Applications
1. Product Overview
The Parker PAVC series is a line of high-performance variable-displacement axial piston pumps designed for demanding industrial hydraulic applications. Featuring a robust structure, efficient operation, and versatile control options, this series delivers reliable medium-pressure to booster pressure output, making it suitable for a wide range of industrial scenarios. Core models include PAVC33, PAVC38, PAVC65, and PAVC100, each tailored to specific flow and pressure requirements.
2. Technical Specifications
2.1 Key Performance Parameters
|
Model
|
Displacement
|
Flow Rate
|
Input Power (1800 rpm)
|
Max Operating Speed
|
Pressure Rating
|
Noise Level (dB(A))
|
|---|---|---|---|---|---|---|
|
PAVC33
|
33 cm³/rev (2.0 in³/rev)
|
39.4 LPM (10.4 GPM) @ 1200 rpm; 59.0 LPM (15.6 GPM) @ 1800 rpm
|
21.3 kW (28.5 HP)
|
3000 rpm
|
207 bar (3000 psi) continuous
|
75-79 dB(A) (varies by pressure)
|
|
PAVC38
|
38 cm³/rev (2.3 in³/rev)
|
45.0 LPM (11.9 GPM) @ 1200 rpm; 67.8 LPM (17.9 GPM) @ 1800 rpm
|
24.6 kW (33.0 HP)
|
3000 rpm
|
207 bar (3000 psi) continuous
|
75-79 dB(A) (varies by pressure)
|
|
PAVC65
|
65 cm³/rev (4.0 in³/rev)
|
78.7 LPM (20.8 GPM) @ 1200 rpm; 118.1 LPM (31.2 GPM) @ 1800 rpm
|
43.1 kW (57.8 HP)
|
3000 rpm
|
207 bar (3000 psi) continuous
|
77-81 dB(A) (varies by pressure)
|
|
PAVC100
|
100 cm³/rev (6.1 in³/rev)
|
119.6 LPM (31.6 GPM) @ 1200 rpm; 179.8 LPM (47.5 GPM) @ 1800 rpm
|
71.2 kW (95.5 HP)
|
2600 rpm
|
207 bar (3000 psi) continuous
|
82-85 dB(A) (varies by pressure)
|
2.2 General Specifications
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Housing Material: High-strength cast iron for durability and vibration resistance
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Control Drain Pressure: Maximum 7 bar (100 psi) for filter/cooling circuits
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Inlet Pressure: Maximum 1.72 bar (25 psi); Minimum 0.17 bar (5 in. Hg)
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Fluid Compatibility: Compatible with anti-wear hydraulic oil; Full pressure rating for most water-glycol fluids
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Filtration Requirement: SAE Class 4, ISO 16/13, ISO 18/15 (maximum recommended)
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Mounting Options: SAE B 2-bolt or diagonal SAE B 4-bolt flange mount
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Efficiency: Volumetric efficiency 85%-95%; Mechanical efficiency 80%-90%
3. Core Features
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Built-in Intensifier: Enables high-speed operation up to 3000 rpm (2600 rpm for PAVC100), enhancing efficiency and productivity.
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Two-piece Design: Facilitates easy disassembly and maintenance, reducing downtime and operational costs.
-
Field-replaceable Cartridge Controller: Allows quick on-site maintenance without full pump disassembly; replaceable bronze-clad port plate extends service life.
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Sealed Bearings & Hydrodynamic Cylinder Barrel Bearing: Improves reliability, extends service life, and minimizes maintenance needs while ensuring smooth operation under varying loads.
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Through-shaft Option: Available for PAVC100 model, providing additional flexibility for multi-component system integration.
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Standard Vent Feature: Ensures quick startup and optimized operating efficiency by eliminating air locks.
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Versatile Control Modes: Supports pressure compensation, load sensing, power/torque limiting, electro-hydraulic flow/pressure control, and low-pressure standby mode for precise system tuning.
4. Applications
4.1 Construction Machinery
Widely used in excavators, loaders, forklifts, and drilling rigs, providing stable pressure and flow output to ensure efficient operation under harsh construction conditions.
4.2 Machine Tools & Precision Machinery
Applied in machining centers, grinders, and lathes to power transmission and hydraulic control systems, improving machining precision and operational efficiency through accurate flow/pressure regulation.
4.3 Metallurgy & Plastic Machinery
Suitable for lifting mechanisms, hydraulic cylinders, aluminum extrusion presses, and injection molding machines. Delivers reliable power for high-pressure forming and material processing processes.
4.4 Mining & Tunnel Engineering
Used in hydraulic rock drills, crushers, and conveyor systems, withstanding extreme dust and vibration to enhance work efficiency and safety in mining operations.
4.5 Other Industries
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Petrochemical: Transports high-pressure, high-viscosity fluids such as crude oil and chemical raw materials in refineries and chemical plants.
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Paper & Environmental Protection: Meets requirements for continuous constant-pressure/constant-flow fluid delivery in papermaking machines, biochemistry, and pharmaceutical equipment.
-
Shipbuilding: Powers steering systems, anchor winches, and other marine hydraulic components, ensuring stable operation in marine environments.
-
Agricultural Machinery: Supports hydraulic systems in tractors, harvesters, and farm equipment for tool lifting and flipping operations.
5. Notes
The pump should be operated with hydraulic oil that meets viscosity requirements (20-80 cSt at 40°C) to ensure optimal lubrication and sealing performance. Regular maintenance, including oil and filter replacement, is recommended to extend service life. For specific model customization and technical support, consult Parker’s official documentation or authorized distributors.
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