BIERI special radial piston pumps SRK-ATEX are extremely robust radial devices with highest reliability, even under roughest conditions and suitable for use in explosion hazardous areas.
Operating pressure | up to 700 bar |
Displacement volume | 0,24 up to 8,14 cm³/rev |
Max. rotation speed: | 1800 rpm |
Features | Advantages |
---|---|
Robust radial piston pump, valve controlled | Very high volumetric efficiency on a wide speed range |
Low piston clearance | Self-venting |
Bearings are designed for maximum constant pressure (700 bar) | Low pulsation |
Minimized dead volume of pistons, linked together with optimized design of suction valves | Long operating lifetime |
Modular pump system |
Suitable for operation with fluids with reduced lubricating properties |
Ambient temperature up to -40°C |
Hydraulic fluid | mineral oil according to DIN 51524 (other fluids on request) |
Fluid temperature range | -20 to 80°C |
Ambient temperature range | -20 to 40°C (-40°C on request) |
Viscosity range | 5 to 220 mm²/s |
Max. operating pressure | 700 bar |
Operation pressure suction side | -0.2 bar to 0.5 bar gauge pressure |
Displacenement volume | 0,24 to 8,14 cm³/rev |
Filtration (recommendation) | according to NAS 1638 class 6 resp. ISO/DIN 4406 17/15/12 |
Axial force onto driving shaft | can't be taken up |
Radial force onto driving shaft | on request |
Max. rotation speed | 1800 min⁻¹ |
Direction of rotation | Any |
Suction height | max. 500 mm |
Weight | see technical data sheet |
Materials |
pressure flange: forged steel driving shaft: steel cover: diecast aluminium |
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