Kracht - KF 5/250 H20B N0A 0VP1/197
materials Material housing ductile iron EN-GJS 400 Material end cover ductile iron EN-GJS 400 Material flange cover ductile iron EN-GJS 400 Gearbox material Steel, case-hardened Material seals NBR Shaft seal Radial shaft seal Storage Multi-layer plain bearing P10 product data Geometric delivery volume 255.00 cm³/r Direction of rotation left (view of shaft end) Type of fastening flange KF 5/... Yes Line connection Flange connection KF 5/... - DN 75 Shaft end cylindrical ø 28mm integrated valve no Version noise-optimized for liquids with increased air content Specific Dates Operating pressure (suction side) -0.4...+1 bar max. operating pressure (pressure side) 20 bar (depending on viscosity, speed and drive power) Equipment 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 dependent on intake conditions, speed and drive power Speed range 200...2000 rpm (depending on pressure, viscosity and drive power)