Q: What is a high flow submersible sewage pumps?
A: It's an integrated pump-motor unit designed to operate while fully submerged in liquid. Compared to traditional horizontal or vertical sewage pumps, it offers several key advantages.
Q: What are the main advantage?
A:No cavitation damage or priming needed - Eliminates complex startup procedures
Quiet operation - Low vibration, minimal motor heat, and eco-friendly
Space-saving design - Installs directly in wastewater pools without separate pump houses
Easy maintenance - Smaller models allow free installation; larger units feature auto-coupling systems
Extended service life - Short coaxial design reduces bearing load for longer operation
Q: Where are they commonly used?
A: Originally for clean water, they now handle:
• Domestic sewage
• Industrial wastewater
• Construction site drainage
• Liquid feed
Serving critical roles across municipal projects, hospitals, hotels, and water conservancy.
Q: What's their key challenge?
A: Reliability - Operating submerged while pumping solid-laden fluids with closely coupled motor-pump systems presents unique durability demands.
Just like us humans, every sewage pump comes with its own "ID card" - you'll find it on the motor or housing as a metal or plastic nameplate displaying key specifications like rotation speed, flow rate, head, and power rating. Now let's decode how these parameters help in selecting the right pump.
Rotation Speed
This indicates how many revolutions the pump makes per minute, reflecting both motor quality and drainage efficiency. Higher RPM generally means faster drainage, but may impact longevity.
Head
Simply put, this is the maximum vertical height the pump can push wastewater upward. It's crucial for multi-story buildings or deep basements.
Flow Rate
Flow rate measures how much water the pump can move per hour/day. Equally important is the duty cycle - the continuous operating time percentage.
| Model |
outlet dia.( mM)
|
capacity(m3/h)
|
head(m)
|
power(kw)
|
| 50WQ15-8 | 50 | 15 | 8 | 0.75 |
| 50WQ25-36 | 50 | 25 | 36 | 7.5 |
| 65WQ30-10 | 65 | 30 | 10 | 2.2 |
| 65WQ30-35 | 65 | 30 | 35 | 7.5 |
| 80WQ50-8 | 80 | 50 | 8 | 2.2 |
| 100WQ80-7 | 100 | 80 | 7 | 3 |
| 150WQ150-10 | 150 | 150 | 10 | 7.5 |
| 200WQ300-10 | 200 | 300 | 10 | 15 |
| 250WQ500-10 | 250 | 500 | 10 | 30 |
| 300WQ700-19 | 350 | 700 | 19 | 55 |
| 350WQ1100-25 | 350 | 1100 | 25 | 110 |
| 400WQ2000-23 | 400 | 2000 | 23 | 185 |
| Product name | submersible Sewage pumps |
| Material | Stainless Steel/ Cast lron /customized |
| Engine type | Electric |
| Max head | 5-150m/customized |
| Capacity | 10-4000ms/h/customized |
| Impeller | Open lmpeller/Closted Type, Cast lron/Stainless Steel |
| Speed | 1450-2900r/min/customized |
| Function | Energy saving, anti winding, and anti blocking |
| Advantage | Easy to operate, Using cutting blades, Submersible to water |
| Application scope | sewage treatment, chemical industry, petroleum, constructionsites |
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