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Submersible Sewage Pump

Submersible Pump for Sewage and Wastewater

Submersible Sewage Pump
Slurry & Wastewater Pumps

Submersible Sewage Pump

Submersible Pump for Sewage and Wastewater

The Submersible Sewage Pump is an industrial standard pump designed for reliable performance in various applications. It features high efficiency, low maintenance, and robust construction.

Category: Slurry & Wastewater Pumps

Product Specifications

Flow Rate10 - 2000 m³/h
Head5 - 60 m
Power1.1 - 160 kW
Speed700 - 1450 rpm
Casing MaterialCast Iron / Stainless Steel
Impeller MaterialCast Iron / Stainless Steel
Max Submersion20 m
Max Temperature40 °C
Max Pressure0.6 MPa
Seal TypeDouble Mechanical Seal
StandardIndustrial Standard

Product Description

The Submersible Sewage Pump is a fully submersible centrifugal pump designed for wastewater, sewage, and drainage applications in municipal and industrial systems. Its sealed motor and pump assembly operate submerged, eliminating priming and space requirements, while the chopper or vortex impeller handles solids and debris without clogging. The pump delivers flow rates up to 2,000 m³/h at heads to 60 m, with cast iron or stainless steel construction. Suitable for sewage lift stations, industrial wastewater, and dewatering applications.

Applications

  • Municipal wastewater
  • Sewage lifting stations
  • Industrial wastewater
  • Construction site drainage
  • Flood control
  • Commercial building drainage

Quality Assurance

All Submersible Sewage Pumps are manufactured under ISO 9001 quality management system. Each pump undergoes rigorous testing including hydrostatic pressure test, performance test, NDT inspection, and dynamic balance verification before shipment. We provide comprehensive documentation including test reports, material certificates, and operation manuals.

Why Choose Our Slurry & Wastewater Pumps

Multistage Centrifugal High Head

Horizontal multistage centrifugal pump with 2-12 stages for high-pressure applications including boiler feed, reverse osmosis, and water injection.

Modular Stage Design

Each stage independently replaceable, allowing performance adjustment by adding or removing stages without replacing entire pump casing.

High Efficiency Hydraulics

Precision-machined impellers and diffusers achieve 75-82% efficiency, reducing energy cost over 10-year operating life.

Balance Drum System

Hydraulic balance drum minimizes axial thrust, extending bearing life and ensuring stable operation across full performance range.

Key Features

High-chrome white iron wetted parts (60 HRC)
Large passages for solids handling
Expeller seal (no packing water needed)
Heavy-duty shaft and bearings
Optional rubber lining for fine slurry
Low speed design for extended wear life

Frequently Asked Questions

What is a submersible sewage pump?

A submersible sewage pump is designed to be fully submerged in wastewater or sewage. It features a sealed motor, large passages to prevent clogging, and is commonly used in lift stations and wet wells.

What size solids can submersible sewage pumps handle?

Standard models handle 50-100mm spherical solids. Grinder pumps macerate solids to 10-15mm. Vortex impeller designs can pass larger solids with less clogging.

How long can a submersible pump run continuously?

Industrial submersible pumps are designed for continuous duty. The motor is cooled by the surrounding fluid. Ensure the pump remains submerged or has a cooling jacket for low-level operation.

What materials are used for submersible sewage pumps?

Cast iron is standard. For corrosive sewage or industrial wastewater, 316 stainless or duplex stainless constructions are available. Seals use double mechanical seals with oil bath.

Selection Guide

✅ When to Choose This Pump

  • Mining tailings and mineral processing
  • Sewage and wastewater with solids
  • Ash handling and flue gas desulfurization
  • Dredging and sand pumping

⚠️ When NOT to Choose

  • Clear chemical solutions (use chemical pump)
  • High-purity applications
  • Low-flow high-pressure metering
  • Food-grade hygienic service

💡 Common Selection Mistakes

  • Using standard materials for abrasive slurry
  • Running at too high speed (accelerates wear)
  • Not specifying expeller seal correctly
  • Ignoring particle size and concentration

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