Radial piston pumps BRK1001/1002

BIERI radial piston pumps BRK are very robust radial piston pumps with high volumetric efficiency, wide speed range and high reliability, even under rough conditions.

Max. operating pressure: 1000 bar
Displacement volume: 0,47 to 3,56 cm³/rev
Max. rotation speed: 2000 rpm

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Features Advantages
Robust radial piston pump, valve controlled Preeminent power spectrum, broad range, different media
Low piston clearance Very high volumetric efficiency on a wide speed range
Bearings are designed for maximum constant pressure (1000 bar) Long operating lifetime
Optimized design of suction and pressure valves Very high suction performance
Minimized dead volume of pistons, linked together with optimized design of suction valves Self-venting
Modular pump system Enables supply of standard pumps as well as special customized models

Applications

  • Specially designed for demanding applications
    with continuous pressures up to
    1000 bar → long economic lifetime!
  • Machine tools
  • Clamping device
  • Power units (e.g. for presses)
  • Test benches
  • Accumulator charging systems
  • Lifting and advancing systems

Design

  • Radial piston pump of modular design
  • With valve controlled pumping elements
  • With 3, 5 or 7 pumping elements

Technical Data

Hydraulic fluid mineral oil according to DIN 51524 (other fluids on request)
Fluid temperature range -20 to 80°C
Ambient temperature range -30 to 50°C
Viscosity range 5 to 220 mm²/s
Filtration (recommendation) according to NAS 1638 class 6 resp. ISO/DIN 4406 17/15/12
Max. operating pressure 1000 bar
Operation pressure suction side -0.2 bar to 0.5 bar gauge pressure
Displacement volume 0,47 to 3,56 cm³/rev
Axial force onto driving shaft can't be taken up
Radial force onto driving shaft on request
Max. rotation speed 2000 rpm
Direction of rotation any
Suction height max. 500 mm
Weight see technical data sheet
Materials pressure flange: high-strength steel
driving shaft: steel
cover: diecast aluminium