Combi Unit CU
Combi Unit CU is a complete mechanical pretreatment system for water treatment.
Product Description
With a Combi Unit, you get a cost-effective solution that includes screenings separation with a step screen or spiral screen, followed by a grit and grease trap. All entirely in stainless material in a freestanding unit, with flanged connections. Combi Unit is a good alternative to digging and pouring concrete pools.
Combi Unit is assembled according to the customer’s wishes and dimensioned according to each specific need and flow. CU may consist of, for example:
• Screenings separation with Cross Screen XS or Spiral Screen SS
• Screenings treatment with Wash Press TP
• Sand separation with rectangular grit trap or circular vortex grit trap
• Grit trap can be aerated or non-aerated
• Sand treatment with bottom conveyor and discharge conveyor
• Grease separation with surface scraper, scraper table and discharge pump
• Blower and grease pump
Specifications
- Width
- 800-2 400 mm
- Inlet/Bar-spacing
- 1-6 mm
- Capacity
- 5-270 l/s
- Drive unit
- SEW/Nord
- Material
- EN 1.4301, EN 1.4404
Spare parts
Thanks to the fact that we manufacture all parts in-house, we have quick access to all spare parts. If they are not in stock, we can also quickly manufacture them. This means that we can usually send the parts the same day you contact us.

- 1. Inlet, flange connection
- 2. Outlet, flange connection
- 3. Ventilation connection
- 4. Step screen XS, integrated
- 5. Hygienic screenings handling with bag cassette (Longopac)
- 6. Integrated wash press (TP) for screenings washing and compaction
- 7. Integrated reject water connection, downstream screenings separation
- 8. Bottom screw for transporting sedimented sand
- 9. Grease trap with surface scraper
- 10. Air pipe (for aerated design)
- 11. Aeration nozzles (for aerated design)
- 12. Outlet baffle (labyrinth to minimize FOG escape)
- 13. Outlet overflow for more stable levels during fluctuating flow
- 14. Sand outlet with spiral conveyor (optional sand pump available)
- 15. Fully enclosed design with reinforced beam systems
- 16. Easily accessible inspection and access hatches
Would you like to learn more?

You are always welcome to contact us with any questions. On our contact page you will find information for key people in our organization.
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