Bơm dầu bôi trơn, bơm mỡ SKF RA 20 F 3UA 01 B 4 4 2 / 0001
General
Reservoir capacity . . . . . . . . . . . . . . . . . . . . . . . 2 or 4.5 kg
Mounting position . . . . . . . . . . . . . . . . . . . . . . . Vertical
Ambient temperature . . . . . . . . . . . . . . . . . . . . –15 to +80°C
Filling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . From above (through
reservoir cover) or via
filler socket
Fill level control . . . . . . . . . . . . . . . . . . . . . . . . . With or without
fill level switch
Pump
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Radial piston pump
Operating pressure . . . . . . . . . . . . . . . . . . . . . . 63 bar1)
Short-term pressure . . . . . . . . . . . . . . . . . . . . . 100 bar
Number of combinable
pump elements . . . . . . . . . . . . . . . . . . . . . . . . . Max. 3
Outlets per pump element . . . . . . . . . . . . . . . . . 1, 2 or 4
Displacement variability per pump element . . . Continuously variable
Displacement per outlet and
revolution of the pump shaft . . . . . . . . . . . . . . . Approx. 0.02 cm
Drive speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 to 1800 rpm
Direction of rotation . . . . . . . . . . . . . . . . . . . . . . Drive position A,
counterclockwise;
drive position B,
clockwise
Lubricant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Greases
based on mineral oil2)
Temperature range . . . . . . . . . . . . . . . . . . . . . . –15 to +80°C
Penetration as per NLGI . . . . . . . . . . . . . . . . . . . ≤ 2
Gearbox
Step-down ratio . . . . . . . . . . . . . . . . . . . . . . . . . 10.5:1
Drive position . . . . . . . . . . . . . . . . . . . . . . . . . . . A or B
Weight for 4.5 kg reservoir
with pump element 1 . . . . . . . . . . . . . . . . . 6.11 kg3)
2 . . . . . . . . . . . . . . . . . 6.50 kg3)
3 . . . . . . . . . . . . . . . . . 6.88 kg3