Drive Screw Transmits the Torque via a Hydrodynamic Film to the Two Driven Screws
Flow up to 400 m³/h (1.760 gpm)
Pressure up to 80 bar (1160 psi)
Temperature up to 300°C (570°F)
Viscosity up to 15.000 cSt
Internal or external relief valve
API 682 cartridge seals
Various API seal plans
Foot, vertical, semi-submersible
Housing with replaceable liner, light, top tank version
Heating jacket optional
NOTOS® Three Screw Pump
1 - Screws
Nitrated in alloy steel or in stainless steel. The HEUD (High Efficiency Unique Desgin) provides excellent performance.
2 - Housing
Various ports configurations such as top top, side top or in line.
3 - Bearing Bushes
Nitrated bushes help to prevent start up failures and help to support radial loads.
4 - Mechanical Seal
Under suction pressure just one mechanical seal is required for the 3NS. Magnetic drive optional.
Lightweight and small footprint
API 676 3rd ed., optional
Pump NOTOS®: 3 NS
Media: Lube oil
Flow rate: 25 m³/h
Pressure: 7,5 bar
Temperature: 50 °C
Viscosity: 70 to 1000 cSt