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Variable Displacement Piston Pumps

Variable Displacement Piston Pumps
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Variable Displacement Piston Pumps

Product catalog summary
Introduction
The VNK BA10VS is an axial piston pump designed for hydrostatic transmissions in open loop circuits. It features a swashplate design for variable displacement, ISO mounting flange, SAE metric flange connections, good suction characteristics, low noise level, and a high power-weight ratio.
Specifications
  • Input Operating Pressure: 0.8 to 30 bar (12 to 435 psi)
  • Output Operating Pressure: Nominal 280 bar (4000 psi), Peak 350 bar (5100 psi)
  • Case Drain Pressure: Max 7 psi higher than input pressure, not exceeding 30 psi absolute
  • Flow Direction: S to B
Technical Data
The pump is available in sizes from 18 to 140 cm³/rev, with maximum speeds from 1800 to 3300 rpm, and power outputs from 28 to 118 kW. Efficiency is determined by volumetric and mechanical-hydraulic efficiencies.
Fluid and Viscosity
Suitable for mineral oil with recommended viscosity between 80 to 170 SUS (16 to 36 mm²/s) and temperature range of -20°C to +80°C.
Noise Level
Measured in a sound chamber, noise levels vary with operating pressure and speed.
Ordering Code
Includes details such as axial piston unit type, mode of operation, size, control devices, series, direction of rotation, seals, shaft end, and service ports.
Control Options
  • DR Pressure Control: Maintains constant pressure.
  • DRG Pressure/Remote Control: Allows remote control via external pressure relief valve.
  • DFR/DFR1 Pressure/Flow Control: Allows flow variation through differential pressure.
  • DFLR Pressure/Flow/Power Control: Maintains constant drive torque by varying swivel angle and output flow.
Unit Dimensions
Dimensions provided for various sizes and configurations, detailing service ports and mounting options.
Mounting Dimensions and Specifications
Detailed mounting dimensions for various sizes and series, focusing on shaft, metric mount, and port dimensions. Includes specifications for splined shafts and standards like ANSI B92.1a-1976.
Port Specifications
Each port is designated for a standard size with specified peak pressures and maximum tightening torques, emphasizing necessary connections based on installation position.
Through Drive Options
Outlines through drive mounting options, including shaft torque data and permissible input and through drive torques.
Permissible Overhang Moment
Details on permissible overhang moment for various sizes, considering dynamic acceleration and weight distribution.
Dimensions of Through Drives
Includes dimensions for through drives, specifying sizes, flange types, and hub specifications according to SAE standards.
Contact Information
For further inquiries, contact [email protected].
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Catalog excerpts

Variable Displacement Piston Pumps-1

VINCKE HYDRAULICS Variable Displacement Piston Pumps

 Open the catalog to page 1
Variable Displacement Piston Pumps-2

your Hydraulic Brand

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Variable Displacement Piston Pumps-3

your Hydraulic Brand Axial piston pump BA10VS in swashplate design is used for hydrostatic transmissions in open loop circuits. Flow is proportional to drive speed and displacement. By adjusting the position of the swashplate it is possible to smoothly vary the flow. Variable displacement axial piston pump of swashplate design for hydraulic open circuit systems. Flow is proportional to drive speed and displacement. It can be infinitely varied by adjustment of the swashplate. Flange connections to SAE metric. 2 Case drain ports. Good suction characteristics. Permissible continuous pressure 28MPa....

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Variable Displacement Piston Pumps-4

your Hydraulic Brand Weight (Without fluids) Flow qv= Torque T= Power P= Vg= Displacement per revolution in in3 (cm3) ∆p= Differential pressure in psi (bar) n = Speed in rpm (min-1) ηv= Volumetric efficiency ηmh= Mechanical-hydraulic e

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Variable Displacement Piston Pumps-5

your Hydraulic Brand FLUID The VNKBA10VSO variable displacement pump is suitable for use with mineral oil. 1. Operating viscosity range We recommend that the operating viscosity (at operating temperature) for both the efficiency and life of the unit, be chosen within the optimum range of V opt= opt. operating viscosity 80...170 SUS (16...36 mm2/s) 2. Viscosity Limits The limiting values for viscosity are as follows: Vmin= 10mm2/s short term at a max. permissible case temperature of 90°C Vmax=1000mm2/s short term on cold start 3. Filtration The finer the filtration, the better the achieved cleanliness...

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Variable Displacement Piston Pumps-6

your Hydraulic Brand NOISE LEVEL Characteristics for Pumps Measured in a Sound Chamber Distance form microphone to pump = 3.3 ft (1 m) Measuring error: +2 dB (A) Fluid: Hydraulic oil to ISO VG 46 DIN 51519, t= 122°F (50°C) qvra x qzer o qvra x qzer o qvra x qzer o

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Variable Displacement Piston Pumps-7

your Hydraulic Brand ORDERING CODE Axial Piston Unit Swash late variable pump Swash plate variable pump for industrial Mode of Operation Pump, open circuit Pressure control Pressure remote control Pressure and flow control Pressure & flow (w/ X port blocked) Pressure, Flow & Powe control Displacement Vgmax Control Devices Series Series Direction of Rotation Viewed from shaft end SAE-splined shaft, reinforced (higher thru drive torque) SAE-splined shaft, smaller size (not for pumps with thru drive) SAE-splined shaft, reinforced (U-type shaft) SAE-keyed shaft

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Variable Displacement Piston Pumps-8

VNK0 VNK BA10VS GEAR PUMP - INTRODUCTION G0 your Hydraulic Brand Through drives Without through drive (Non- Thru Drive) With through drive to accept an axial piston pump or a gear pump Mounting flange SAEJ744 Service Ports (Pressure port B and Suction port S) Rear ports, metric mounting screws Opposite side ports, metric mounting screws Rear ports, UNC mounting screws Opposite side ports, UNC mounting screws Rear ports, UNC mounting screws ● Opposite side ports, UNC mounting screws Rear ports, metric mounting screws Opposite side ports, metric mounting screws

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Variable Displacement Piston Pumps-9

your Hydraulic Brand DR Pressure Control The pressure control serves to maintain a constant pressure in the hydraulic system within the control range of the pump. The pump therefore supplies only the amount of hydraulic fluid required by the actuators. Pressure may be smoothly set at the pilot valve. CONTROL DATA

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Variable Displacement Piston Pumps-10

your Hydraulic Brand UNIT DIMENSIONS DR Service Ports at Rear; Models 61N00 and 11N00 Service Ports at Rear; Models 62N00 and 12N00

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Variable Displacement Piston Pumps-11

your Hydraulic Brand DRG Pressure/ Remote Control A pressure relief valve may be externally piped to port X for remote control purposes. It is not, however, included with DRG control. The differential pressure at the pilot valve is set as standard to 20 bar (290 psi) and this results in a pilot flow of (0.4gpm) 1.5 L/min. If another setting is required (in the range 10-22 bar), please state this in clear text. CONTROL DATA

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Variable Displacement Piston Pumps-12

your Hydraulic Brand UNIT DIMENSIONS DRG Sizes mm(in) Service Ports at Rear; Models 61N00 and 11N00 Service Ports at Rear; Models 62N00 and 12N00

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Variable Displacement Piston Pumps-13

your Hydraulic Brand DFR/DFR1 Pressure/ Flow Control In addition to the pressure control function, the pump flow may be varied by means of a differential pressure at the actuator (e.g. an orifice). In model DFR1 the X orifice is plugged. Static Characteristic ( at n1 = 1450rpm ; toil = 500C) 1220F Flow Control / Diferential Pressure ∆p Standard setting: 14 bar (203psi). If a different setting is required, please state in clear text. When port X is unloaded to tank, a zero stroke pressure (“stand by”) of p = 18 +/- 2 bar (260 +/- 30 psi) results. CONTROL DATA For pressure control technical data...

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Variable Displacement Piston Pumps-14

your Hydraulic Brand UNIT DIMENSIONS DFR/DFR1 Sizes mm(in) Service Ports at Rear; Models 61N00 and 11N00 Service Ports at Rear; Models 62N00 and 12N00

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Variable Displacement Piston Pumps-15

DFLR Pressure/Flow/Power Control your Hydraulic Brand DFLR Pressure/Flow/ Power Control In order to achieve a constant drive torque with a varying operating pressure, the swivel angle and with it the output flow from the axial piston unit is varied so that the product of flow and pressure remain constant. Flow control is possible below the limit of the power curve. The power characteristics is factory - set, so please enter details in clear text, e.g. 20kW at 1450 rpm (5HP, 1800RPM).

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Variable Displacement Piston Pumps-16

DFLR Pressure/Flow/Power Control your Hydraulic Brand UNIT DIMENSIONS DFLR Sizes mm(in) Service Ports at Rear; Models 61N00 and 11N00 Service Ports on Side; Models 62N00 and 12N00

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Variable Displacement Piston Pumps-17

MOUNTING DIMENSIONS your Hydraulic Brand Mounting Dimensions Service Ports on Side; Non Through Drive, Models 62N00 and 12N00 without considering adjustment Shaft End K Parallel with key ISO 3019-1 19-1 2) ANSI B92.1a-1976, 30º pressure angle, flat root side fit, flank centering, tolerance class 5. Ports Designation Tightening Torque Max [lb-ft (Nm)] Pressure port (standard pressure range) Threading in bolt holes Inlet (standard pressure range) Threading in bolt holes Case drain (L1 plugged) Pilot Pressure Control pressure for DG control 1) Dependent on the installation position, port L or L1,...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.