By-pass des dégrilleurs d'une station d'épuration

Bypassing Screen Rakes for a Wastewater Treatment Plant

Installation of a temporary pumping station to by-pass screen rakes for a wastewater treatment plant


Project Type :

Pumping Solutions

Location :

Villeneuve d'Ascq (59)


  • To allow fine and coarse screen rakes to be changed, the customer asked us to install a temporary pumping station to divert all the flows entering into the wastewater treatment plant.


  • Complete installation of all the pumping equipment and electrical connection
  • Pumped flow rate: 2700 m³/h not screened at 20 m TDH
  • Additional emergency flow rate: 1 350 m³/h
  • Equipment deployed for the pumping station:
    • 1 distribution cabinet 2500A + 3 speed regulator cabinets 110/160 kW
    • 1 vacuum collector of Ø 800
  • Information passed to the central PC of the WWTP
  • 24h on-call service by our engineers + changing over every half day
  • Duration: 7 days
Pompes H12k et collecteur d'aspiration DN 800
Passage de route pour canalisations
Canalisations installées sur le toit de la STEP
3 pompes de surfaces électriques H12K
Installation de pompage
Station d'épuration vu du ciel