Oilgear PVWW-014 Variable Displacement Hydraulic Pump

Oilgear PVWW-014 Variable Displacement Hydraulic Pump

Rexton Hydraulic is a leading supplier and service provider of the Oilgear PVWW-014 Variable Displacement Axial Piston Pump, delivering 14 cc/rev displacement, 200 bar pressure capacity and variable hydraulic flow for systems using low-lubricity or water-based fluids.
 

  • Series: PVWW Legacy Pumps
  • Displacement 14 – 130 cc/rev
  • Continous Pressure 200 Bar
  • Maximum Speed 1800 RPM
  • Variable Displacement Pump
  • Open Circuit Pump

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Oilgear PVWW-014 Variable Displacement Hydraulic Pumpp is an open-loop, variable displacement, and axial piston design. The design of this product takes into consideration a wide range of hydraulic systems with a natural aptitude for a versatile flow control mechanism that can accommodate low viscosity fluids and different types of liquids, such as environmentally friendly fluids. This product falls under the PVWW series of products offered by Oilgear.

With a displacement of a maximum of 14 cc/rev, the PVWW-014 provides reliable hydraulic flow. The motor has a highest continuous working pressure of 200 bar, which is equivalent to 3000 psi, while it can withstand a peak of 241 bar, which equals 3500 psi in intermittent use. The pump runs effectively at a speed of up to 1800 RPM. This makes it a perfect choice for use in moderate speed hydraulic systems. With a standard running speed of 1800 RPM, standard continuous pressure, and standard inlet conditions, this model has a potential flow rate of 5.5 gallons per minute, which approximates a value of 20.8 L/min per minute.

The PVWW design emphasizes fluid versatility, which enables it to process hydraulic liquids that would not be pumped by other designs, such as water-glycol solutions and environmentally-sensitive fluids. The design has hardened internal parts with polymeric journal bearings that make it long-lived and resistant to contaminants in the working fluids.

Variable displacement control of the PVWW-014 means that it has the flexibility to vary flow in relation to the demand on the system. This provides a benefit to those designing and using systems, which rely on efficient use of energy, minimize thermal stress, and optimize overall performance that a fixed displacement pump cannot offer. This is pefect for compact hydraulic presses, auxiliary systems used in mobile machine functionality, hydraulics for material handling, power units and numerous other tasks.

Technical Specifications

PVG FAMILY SPECIFICATIONS

FRAME SIZE MODEL B-FRAME C-FRAME D-FRAME
PVG-048 PVG-065 PVG-075 PVG-100 PVG-130 PVG-150 PVG-180
DRIVE Maximum (RPM) 2700 2700 2700 2400 2400 2400 2400
Minimum (RPM) 600 600 600 600 600 600 600
Torque to turn shaft (ft. lbs.) 9 9 9 24 24 40 50
Rotational Moment of Inertia (lbs.-in2) 21 21 21 50 47 150 152
OUTPUT1 Pressure (PSIA) Peak 5800 5800 4250 5800 4250 5800 5800
Continuous 5000 5000 3750 5000 3750 5000 5000
Minimum 100 100 100 100 100 100 100
Nominal Volume (GPM) at 1800 RPM and Rated Pressure For Full Displacement 21.1 28.8 33.3 42.4 57.6 63.0 78.0
CASE2 Maximum Pressure (PSI) w/ Standard Shaft Seal 25 25 25 25 25 25 25
Minimum Drain Line Hose Size #16 SAE #16 SAE #16 SAE #16 SAE #16 SAE #16 SAE #16 SAE
CONTROLS3 Minimum Pressure (PSI) Pressure Controls – Minimum Compensator Setting 200 200 200 200 200 250 250
Volume Controls (VS, VM) – Minimum Pilot Pressure 500 500 500 500 500 500 800
Maximum Pilot Pressure (PSI) Volume Control – VS 600 600 600 600 600 600 N/A
Volume Control – VM 1000 1000 1000 1000 1000 1000 1000
Stroking Rate (MSEC) at Rated Pressure, Pressure Controls (Minimum) On Stroke 40 40 40 40 40 45 45
Off Stroke 50 50 50 50 50 60 60
Volume Controls (VS, VM) On Stroke 250 250 250 250 250 250 250
Off Stroke 250 250 250 250 250 250 250
FLUID4 Viscosity (SSU) Minimum 65 65 65 65 65 65 65
Maximum 2000 2000 2000 2000 2000 2000 2000
TEMPERATURE5 Fluid Operating Range (F˜) 14 to 190 14 to 190 14 to 190 14 to 190 14 to 190 14 to 190 14 to 190
Fluid Minimum Starting (F˜) -40 -40 -40 -40 -40 -40 -40
Fluid Maximum at Case Drain Port (F˜) 230 230 230 230 230 230 230

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