KF 25 RF 1
Kracht
Materials
Housing material: gray cast iron EN-GJL 250
Material end cover: gray cast iron EN-GJL 250
Gear material: steel, case-hardened
Material seals NBR
Shaft sealing radial shaft seal
Storage multi-layer plain bearing P10
Product data
Geometric delivery volume 25.10 cm³/r
Direction of rotation right (view of shaft end)
Mounting type DIN flange
Front bearing no
Line connection thread connection G 1"
Shaft end cylindrical ø 14mm
integrated valve no
Any installation position
Specific data
Operating pressure (suction side) -0.4...+6 bar (max 750 rpm), -0.4...+5 bar (max 1000 rpm)
-0.4...+4 bar (max 1500 rpm), -0.4...+3 bar (max 2000 rpm)
-0.4...+2 bar (max 3000 rpm), -0.4...+1.5 bar (max 3600 rpm)
max. operating pressure (pressure side) 25 bar
(depending on viscosity, speed and drive power)
Operating medium temperature -20°C...+90°C
Ambient temperature -20°C...+60°C
Minimum viscosity 1.4 mm²/s (max. 3 bar)
6 mm²/s (max. 12 bar)
12 mm²/s (max. operating pressure)
Maximum viscosity depends on intake conditions, speed and
Drive power
Speed range 200...3600 rpm
(depending on pressure, viscosity and drive power)