Zenit Europe S.A.

Zenit Europe S.A.

- Model SBN - Dual-Channel Closed Impeller for Submersible Pump

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Designed for heavy-duty professional applications, they are used in civil and industrial wastewater treatment plants. Lifting sewage, pumping industrial sludges and rainwater containing solids, and recycling raw or activated sludges and biological liquids. This series is prefitted for installation of the ZENIT cooling system for dry or semi-submerged installation. General features: Deliveries DN 150 ÷ DN 300. Motor poles 4 / 6. Passages 90 ÷ 105x140 mm. Powers 18,5 ÷ 37,0 kW. Dual-channel closed impeller.

Electromechanical assembly in GJL-250 cast iron, for submerged operation. Seal set comprising 2 (two) opposing silicon carbide mechanical seals in inspectable oil sump. Ecological dry motor. Series available in explosion-proof ATEX version.

Designed for heavy-duty professional applications, they are used in civil and industrial wastewater treatment plants. Lifting sewage, pumping industrial sludges and rainwater containing solids, and recycling raw or activated sludges and biological liquids. This series is prefitted for installation of the ZENIT cooling system for dry or semi-submerged installation.

  • Cooling jacket: Carbon Steel - Fe360 ÷ Fe370 (55)
  • 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: Not applicable (99-NA)

  • Maximum acoustic pressure: 70 dB
  • Maximum immersion depth: 20 m
  • Maximum operating temperature: 40 °C
  • max starts per hour: 10
  • Density of treated fluid: 1 Kg/dm³
  • PH of treated fluid: 6 to 11 pH
  • Viscosity of treated fluid: 1 mm²/s

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