KONTRACT 300 - 400 - 600

Submersible electric pumps for construction work site drainage


                                Download General table

Pump head ............. : 20,0 mt ÷ 23,0 mt
Delivery ................. : 54,0 m³/h ÷ 84,0 m³/h
Rated horsepower .. : 2,25 kW (3HP) ÷ 4,5 kW (6HP)


  • Work site, trench ducts and underground passage pump out.
  • Suited to cellar, garage and basement pump out.
  • Handling of moderately foul water with material and/or abrasive material contents.

Design engineering

  • Oil bath motor (biodegradable and dielectric oil) for cooling and bearing lubrication.
  • Double mechanical seals: engine face: oil bath. pump face: water bath.
  • Permissible draught of water: 5 m.
  • IP68 protection class.
  • Class “F” insulation.
  • Max. pumped liquid temperature: 35°C.
  • By pass section: 10 mm.
  • Versions:
    Single phase: 220-277V/50Hz or 220-277V/60Hz, with built in thermal protection and plastic casing power supply box, comprising capacitor and switch.
    Three phases: 220-277V/50Hz or 380-480V/50Hz and 220-277V/60Hz or 380-480V/60Hz with overload protection care of the user.
  • Motor power: from 2,25 kW (3,0HP) single phase and three phases versions. / From 3,0 kW (4,0HP) to 4,5 kW (6,0HP) only three phases version.
  • Single phase versions only manual (without floater).
  • Standard cable features:
    Single phase: 10 metres H07RN-F complete with power supply box 0,7 m cable section, without connection plug.
    Three phases: 10 metres H07RN-F without plug.

Customised voltage and frequency rating available on demand.

Accessories available on demand:
  • Single phase electrical box with 2 capacitors (starter/run).
  • Single phase and three phase electrical safety power supply box with automatic electromechanical floater controls.
  • Floater cable: 10-20 metres.
  • 2” and 3” quick-union aluminium connectors and rubber piece holders.