Submersible Pumps for Wastewater with grinding system


21 - 30m
Max. head

16.5 - 22.2m³/h
Max. flow

1.2 - 2.2kW
Motor power

1½ - 2
Discharge size


The electric pumps "Grinder" are particularly suitable for capturing and drainage of rainwater heavy, with solid and fiber. The system grinding ensures that all the solids and fibers "are crushed into small pieces "in order to pass the turbine and the tubes.


Permanent or transportable. Model with float switch control for automatic pump operation, depending on liquid level in the sump.


Double seals, lip seals and reinforced SIC-SIC mechanical seal. Motor casing, pump body and open impeller in cast iron, 420 stainless steel shaft.
Grinder system.

Pumped liquid

Water loaded with solids and fibers. Max. liquid temperature: 35°C.


Fully submersible, pressure tight electric motor. Stainless steel motor- and pump housing. Insulation class F. Motor protection IP 68. Thermal sensors imbedded in the motor winding.


Power cable: 10 m neoprene for SGR40.
Power cable: 20 m neoprene for SGR50.
Immersion depth of 10 m.
Protection box in monophasic version
Ideal for installation with guide rail.



Serie Kw Power Capacitor Passage DNC QMax HMax