Submersible Sewage TSURUMI Pump PU Series


The PU-series is a vortex pump designed for handling raw sewage, wastewater, industrial and commercial sump pump applications. The solid handling design provides practically unchokable operation in sewage pumping. Since the pump is made of special resin and stainless steel, it is corrosion-resistant and lightweight.

  • Draining sewage from factory, residence, hotel, restaurant, etc.
  • Pumping rainwater and springwater at a place where foreign objects are likely to run into the water.
  • Transferring wastewater between the tanks at small-scale treatment facility.

Major Components & Specifications

Discharge Bore       mm 40 50 80
Pumping Fluid Type of Fluid Sewage, Wastewater, and
 water carrying solid matters
Fluid Temperature 0 to 400C
Pump Structure Impeller Vortex
Shaft Seal Double Mechanical Seal ( with Oil Litter )
Bearing Double-shielded Ball Bearing
Materials Casing Glass-fiber Reinforced Resin
Shaft seal Glass-fiber Reinforced Resin
Silicon Carbide
Motor Type Pole Dry-type Submersible
Induction motor, 2-pole
Insulation Class E
Phase Single-phase ( suffix “S” )
Starting Method Capacitor Run ( Single-phase only )
Direct on line
Protection  Device          ( Built-in ) Circle Thermal Protector
Miniature Thermal Protector
( 40PU2.15S, 40PU2.25S & 50PU2.4S only )
Lubricant Liquid Paraffin ( ISO VG32 )
Materials Frame 304 Stainless Steel
Shaft 420 Stainless Steel ( 0.15kW only )
304 Stainless Steel
Cable PVC
Discharge Connection Screwed Flange

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