Submersible electric Grinder pumps suitable for water loaded with solids or fibres. All waste water from homes, including toilets. Front outlet ideal for installations with a guide rail. Immersion Depth of 10M. USES The electric pumps "Grinder GR" are designed for waste water loaded with suspended matter ,of sewage with grinder impeller suitable for guide rail installation. The range " Grinder GR " is divided into:GR35 Discharge: 1 1/4 " Max Capacity: 240 l/m Max head 20m CONSTRUCTION Pump casing in cast Iron;Tungsten cutting mechanism ;Shaft in stainless steel (AISI 416);Pump body in stainless steel MOTOR Externally cooled by the pumped liquid; Isolated electrical motor in oil bath; Mechanical seal (SIC/SIC DIN24960); Power cord with 10m or other length on request; Tension standard; Class F insulation. OBSERVATIONS Max. temperature of water: 35ºC; Max. diameter of the bodies in suspension: 5mm; Max. depth of immersion 10m