Zenit GRN Grinder Submersible Pump Range 400V


Zenit Pumps Zenit GRN Submersible Pump Range

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GRN Grinder Submersible Pump for Sewage Pumping Stations, Irrigation & Housing - 400V(3 Phase)

Multi-channel open impellers and separate cutting blades operating at the pump intake

GRN Submersible Pump from Zenit

These models feature multi-channel open impellers and separate rotating cutter blades operating at the pump intake. Well-suited for use with liquids containing long fibres or solids which require cutting prior to being pumped, minimising the risk of blocking and providing efficiency and economy.

GRN models are fitted with double mechanical deals and oil-filled motor for more demanding applications.

Zenit GRN Range Grinder


  • Cast Construction
  • Double Mechanic Seal Within Oil Bath
  • 7 - 10mm Solids Handling
  • 2.2 - 7.2kW Output
  • Cutting action gives 69,000 cuts per minute
  • 50mm Discharge
  • Auto-coupling available

Product Applications


GR Blue Professional Submersible Pump

  • Sewage Pumping Stations
  • Industrial Processes
  • Agriculture & Farms
  • Sewage & Treatment Works
  • Irrigation
  • Housing

Performance Specifications

Model Outlet Free Passage kW Flow Head
GRN 300/2/G50H 400V/3Ph 2" 7 mm 2.2 6.8 l/s 33m
GRN 400/2/G50H 400V/3Ph 2" 7 mm 3 6.9 l/s 36m
GRN 550/2/G50H 400V/3Ph 2" 7 mm 4.1 7.1 l/s 48m

Dimensions & Weight

Model Dimensions HxWxL Weight
GRN 300/2/G50H 400V/3Ph 415 x 725 x 445 mm 47 kg
GRN 400/2/G50H 400V/3Ph 415 x 725 x 445 mm 69 kg
GRN 550/2/G50H 400V/3Ph 415 x 725 x 445 mm 84 kg

GRN Grinder Submersible Pump Performance Curve

GRN Grinder Submersible Pump Performance Curve

What does this chart mean? See our blog post How to Understand a Pump Flow Curve.


Download the datasheet for the GRN Grinder Submersible Pump

GRN Grinder Submersible Pump Data Sheet