Zenit - Model GRI -Impeller With Grinder System for Submersible Pump

Electromechanical assembly in GJL-250 cast iron, for submerged operation. Seal set comprising 2 silicon carbide mechanical seals (SiC), installed in series in inspectable oil sump. Ecological dry motor.

• Can be used for lifting soiled wastewaters containing filaments or fibres, and heavy-duty applications with unstrained civil wastewaters in general.

• Cooling jacket: Not applicable (00)
• Case: Grey Cast Iron - EN-GJL 250 (02)
• Impeller material: Cast iron EN-GJL-250 (01-GH)
• Nuts and bolts: Stainless Steel - Class A2-70 (42)
• Shaft: Stainless Steel - AISI 420 (23)
• Standard gasket: Rubber - NBR (77)
• Set of standard mechanical seals: Two Silicon carbide mechanical seals (SiC)
• Cutter material: Stainless steel (01-AI)

• Maximum acoustic pressure: 70 dB
• Maximum immersion depth: 20 m
• Maximum operating temperature: 40 °C
• max starts per hour: 20
• Density of treated fluid: 1 Kg/dm³
• PH of treated fluid: 6 to 11 pH
• Viscosity of treated fluid: 1 mm²/s