Reverse Osmosis Unit

The ROTEC L series consists of reverse osmosis systems covering a broad spectrum of applications with large water volumes from 3.5 m³/h to 30 m³/h.

Product Leaflet

For further information and specification, please download our compact fact sheet.

Inatec_ROTEC L_07-2019



  • low energy input at high output
  • fully automatic reverse osmosis
  • highly ef ficient membrane system
  • completely pre-assembled
  • reliable operation with integrated product conductivity monitoring
  • easy commissioning


  • stainless steel frame
  • 5 μm fine filter
  • multistage, vertical high pressure pump
  • GFRP pressure vessels
  • reverse osmosis membrane
  • conductivity monitoring
  • microprocessor control
  • all fittings and measuring instruments necessary for the installation of the
    plant and monitoring the hydraulic parameters


Operating Conditions

Hereinaf ter, the requirements for the inlet water:

Inlet pressure 2 – 6 bar
Temperature range 5 - 40° C
pH range 2 - 11 constant
  1 - 12 during cleansing
Colloid index (SDI 15) < 3
Permeate counterpressure max. 0.3 bar at standstill
Free chlorine (Cl2) < 0.5 mg/l
Iron (Fe) max. 0.1 mg/l
Manganese (Mn) max. 0.05 mg/l



Further requirements are listed in the obligatory
operating conditions for reverse osmosis systems.