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HRK series0 pages
Radial piston pumps
Type HRK
700 bar
0,12 up to 4,52 cm3/rev
Features
•tCompact design
•tHollow shaft
•tLow noise level
•tSelf priming
•tHigh volumetric efficiency
Design
Applications
•tWith hollow shaft for direct assembly of
motor without bell housing and coupling
•tWith 1, 2, 3 or 5 pumping elements (depending on size)
•tMachine tools
•tClamping device
•tPower units (e.g. for presses)
•tTest stands
•tPull-off fixtures
•tLifting systems
Technical Data
Hydraulic fluid
Mineral oil according to DIN 51524
(other fluids on request))
Fluid temperature range
-30 up to 80 °C
Ambient temperature range
-30 up to 50 °C
Viscosity range
12 to 220 mm2/s (optimal: 15-35 mm2/s)
Max. operating pressure
700 bar continuous pressure (S1)
Filtration
According to NAS 1638 class 6 resp. ISO/DIN 4406 17/15/12
Weight
See product information
Installation position
In tank (any)
Max. speed range
500-3600 min-1 (see product information)
Direction of rotation
Any
Suction height
Max. 150 mm
Material
Eccentric shaft and valve block:t
Pump housing and flange:t
steel
aluminium
