screw vacuum pump / dry / single-stage
Hepta 400 series
Number of stages:
420 m³/h, 350 m³/h (14,832.16 ft³/h)
The Hepta 400 is a screw pump that features a water cooling system with thermostatic valve and thermometer that offers 350 m3/h at 50 Hz and 420 m3/h at 60 Hz pumping speed. It has an intake strainer with no return valve and outlet side. The product is also equipped with housing temperature switch, oil-lubricated axial face seals, D1 oil charge, and silencer.