Products Description
▲ The WQ Submersible Sewage Pump is a submersible centrifugal pump designed for efficient wastewater and sewage handling. Its compact submersible structure saves above‑ground installation space while delivering stable flow and pressure for municipal, industrial, commercial and building sewage drainage applications.
▲ With flow rates from 10 to 800 m³/h and heads from 5 to 60 m, the pump can be configured according to project‑specific hydraulic requirements. Different material options and complete pump set configurations are available for varied working conditions and local site requirements.
▲ Each pump is performance tested before shipment, and technical documentation, dimensional drawings and selection support can be provided for project evaluation.

|
Parameter |
Specification |
|
Product Type |
Submersible Centrifugal Sewage Pump |
|
Pump Model |
WQ Series |
|
Installation |
Submersible / Vertical |
|
Flow Rate |
2 - 10000 m³/h |
|
Head |
3 - 80 m |
|
Motor Power |
0.37 - 315 kW |
|
Speed |
740 / 980 / 1450 / 2900 rpm |
|
Drive Type |
Electric Motor |
|
Pump Material |
Cast Iron / Stainless Steel |
|
Impeller Material |
Cast Iron / Stainless Steel |
|
Shaft Material |
Stainless Steel |
|
Seal Type |
Mechanical Seal |
|
Connection |
DN Flange Standard |
|
Voltage |
380 V / 50 Hz / Customized |
|
Application |
Sewage Drainage / Wastewater Treatment / Industrial / Municipal |
|
Certification |
ISO9001 / CE / Customized |
|
Standard |
GB/T 3216 / ISO 9906 |
|
Inlet/Outlet Size |
DN25 - DN800 |
|
Motor Brand |
Customized / Famous Chinese Brands |
|
Motor Efficiency |
IE3 / IE4 |
|
Insulation Class |
F Class / H Class |
|
Protection Class |
IP68 |
|
Operating Temperature |
-15℃ ~ 40℃ |
|
Maximum Working Pressure |
1.6 MPa |
|
Applicable Standard |
GB/T 3216 / ISO 9906 / CE |
Technical Advantages
Adopts optimized flow passage and special impeller structure, which can smoothly pass large solid particles and long fiber impurities. Effectively avoid winding and blockage during sewage delivery, ensuring uninterrupted conveying work.
Equipped with high-efficiency hydraulic design, perfect flow curve and strong conveying capacity. It features low power consumption and high operating efficiency, realizing obvious energy-saving effect and reducing long-term operation cost.
Integrated submersible compact structure saves installation space with small floor area. No complicated ground foundation is required, easy to put into water and install, simple operation and flexible use.
Adopts high-quality wear-resistant mechanical seal and corrosion-resistant material. It provides excellent waterproof and anti-leakage performance, effectively protecting the motor and extending the overall service life of the pump.
Reasonable structural matching ensures stable rotation, low vibration and low noise during operation. It supports long-time continuous stable running, reliable performance and low failure rate.
Suitable for municipal engineering, industrial wastewater, residential community, hotel and construction site sewage drainage. It adapts to various complex water quality conditions and meets multiple drainage demands.
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