Special radial piston pumps SRK-ATEX
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.
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Operating pressure
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up to 700 bar
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Displacement volume
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0,24 up to 8,14 cm³/rev
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Max. rotation speed:
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1800 rpm
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Features
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Advantages
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Robust radial piston pump, valve controlled
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Very high volumetric efficiency on a wide speed range
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Low piston clearance
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Self-venting
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Bearings are designed for maximum constant pressure (700 bar)
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Low pulsation
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Minimized dead volume of pistons, linked together with optimized
design of suction valves
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Long operating lifetime
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Modular pump system
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Suitable for operation with fluids with
reduced lubricating properties
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Ambient temperature up to -40°C
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- Specially designed for demanding applications with continuous pressures up to 700 bar → long economic lifetime!
- Test stands
- Explosion-prone hydraulic constructions (according ATEX standard)
- Radial piston pump of modular design
- With valve controlled pump elements
- Can be supplied with 3, 5 or 7 pistons per section (depending on size)
- Design as multiple circuit pump on request
- Special eccentric
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Hydraulic fluid
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Mineral oil according to DIN 51524 (other fluids on request)
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Fluid temperature range
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-20 to 80°C
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Ambient temperature range
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-20 to 40°C (-40°C on request)
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Viscosity range
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5 to 220 mm²/s
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Max. operating pressure
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700 bar continuos pressure (S1)
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Operation pressure at suction port
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-0.2 bar to 0.5 bar (relative)
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Displacenement volume
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0,24 up to 8,14 cm³/rev
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Filtration (recommendation)
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According to NAS 1638 class 6 resp. ISO/DIN 4406 17/15/12
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Weight
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See technical data sheet
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Axial force onto driving shaft
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Not allowed
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Radial force onto driving shaft
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On request
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Max. speed range
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1800 min rpm
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Direction of rotation
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Any
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Suction height
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Max. 500 mm
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Material
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Pressure flange: steel forged
Driving shaft: steel
Cover: diecast aluminium
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![[Translate to EN:] Spezial-Radialkolbenpumpen SRK-ATEX](/fileadmin/_processed_/9/1/csm_srk_atex_149ddc57cd.jpg "[Translate to EN:] Spezial-Radialkolbenpumpen SRK-ATEX")
