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

Electromechanical assembly in GJL-250 cast iron, for submerged operation. Seal set comprising 1 (one) silicon carbide mechanical seal and 1 (one) lip seal. Ecological dry motor. Pump body in single casting with motor casing.

• Suitable for lifting soiled wastewaters containing filaments or fibres, and unstrained household sewage 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: One Silicon carbide mechanical seal (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