
KOLEBURG LV150L Belt Pump Series Product
No Clogging Centrifugal Pump
The KOLEBURG LV150L Belt Pump Series is a high-efficiency, medium-flow centrifugal pump equipped with a premium L Single Helix Pump Impeller. Engineered for stable low-to-medium head fluid transfer, it excels at handling media (150-250 m³/h) containing fine solids and fibrous substances, with a head range of 7-30 m. Fitted with an IE3 high-efficiency motor and IP68 waterproof rating, this pump complies with global energy efficiency and safety standards, making it ideal for medium-scale industrial, agricultural, and municipal applications.
Specification
| Parameter | Specification |
|---|---|
| Model | LV150L Belt Pump Series |
| Type | Single Helix Impeller Centrifugal Pump |
| Flow Rate | 150-250 m³/h |
| Head | 7-30 m |
| Outlet Diameter | 150 mm |
| Motor Power | 5.5-37 KW (6/8/10-pole) |
| Rotation Speed | 585-980 rpm |
| Protection/Insulation/Efficiency | IP68 / Class F / IE3 |
- ISO、CE、EAC
- L/C Accepted
- 7*24H Response
- Accept customization
KOLEBURG LV80L Series Product Information
Model & Information
Model parameter table, performance curves, drawings
| KOLEBURG LV150L Series Product Model | |||||||
| NO | Model | Flow (m3/h) | Lift (m) | Power(KW) | Speed( rpm) | Inlet (DN) | Motor Type |
| 1 | LV150L-Q150H7N5-5E585 | 150 | 7 | 5.5 | 585 | 150 | Ten-stage motor |
| 2 | LV150L-Q150H10N7-5E585 | 150 | 10 | 7.5 | 585 | 150 | Ten-stage motor |
| 3 | LV150L-Q150H15N11D720 | 150 | 15 | 11 | 720 | 150 | Eight-stage motor |
| 4 | LV150L-Q150H20N15C980 | 150 | 20 | 15 | 980 | 150 | Six-stage motor |
| 5 | LV150L-Q150H22N18-5C980 | 150 | 22 | 18.5 | 980 | 150 | Six-stage motor |
| 6 | LV150L-Q175H27N22C980 | 175 | 27 | 22 | 980 | 150 | Six-stage motor |
| 7 | LV150L-Q250H28N30C980 | 250 | 28 | 30 | 980 | 150 | Six-stage motor |
| 8 | LV150L-Q250H30N37C980 | 250 | 30 | 37 | 980 | 150 | Six-stage motor |


Tailored to your exact needs, our centrifugal pumps are engineered with application-specific parameters to deliver optimized efficiency, durability, and operational reliability.
Materials & Surface Treatments
Pump body & impeller
LV150L Belt Pump Series Product pump body and pump impeller main materials and heat treatment process
Pump Casing Material & Treatment
| Material Type | Key Suitability | Heat Treatment & Surface Processing |
|---|---|---|
| cast iron | General water/sewage (cost-efficient) | Annealing; 200-300μm epoxy coating (ISO 12944) |
| 316/316L Material | Corrosive industrial/food fluids | Solution treatment; passivation (NACE MR0175) |
| Rubber lined | Mildly abrasive media | No heat treatment (rubber impact absorption) |
Impeller Materials and Handling
| Material Type | Key Suitability | Heat Treatment & Surface Processing |
|---|---|---|
| ZG/20Cr13 | Wear-prone media | Quenching + low-temp tempering (HRC 45-50); tungsten carbide hardfacing |
| 316/316L Material | Corrosive fluids | Solution treatment; passivation |
| Duplex 2205 | High-strength corrosive scenarios | Solution annealing (ASTM A995) |
Centrifugal pump
Application industry
LV150L Belt Pump Series Product, industry applications and advantages

Municipal & Industrial Wastewater
Ideal for medium-scale secondary effluent transfer and low-viscosity sludge lifting in municipal facilities.

Food Processing
Suitable for large-volume food process water circulation and organic wastewater disposal, with hygienic material options.

Agricultural
Effective for large-area farm irrigation and agricultural wastewater drainage, adapting to outdoor harsh environments.
Recommended Material Combinations
According to the usage scenario, the final solution is to match the materials of the pump body and impeller.
| Application Scenario | Pump Body Material | Impeller Material | Combination Rationale |
|---|---|---|---|
| Sewage Treatment Plant | Cast iron (epoxy coated) | ZG/20Cr13 (quenched) | Cost-effective wear/corrosion balance |
| Food Processing | 304/304L Material | 304/304L Material | Hygienic corrosion protection (ASTM A240) |
| Agriculture | Cast iron | ZG/20Cr13 | Durable & cost-efficient for irrigation |
| Chemical Plant | 316/316L Material | 316/316L Material | Full corrosion resistance for chemical media |
Key Product Advantages
- Superior Anti-Clog Performance: The proprietary L Single Helix Pump Impeller—a key innovation in Pump Technology—features a unique spiral channel that smoothly guides solids and fibers through the 150mm outlet, reducing clogging failures by over 75% versus standard impellers (per third-party testing).
- Enhanced Durability with Customizable Configurations: Offers a full range of high-quality materials (from cast iron to titanium alloy) paired with professional Heat Treatment processes, tailored to diverse media demands and compliant with global standards (ASTM, NACE), extending service life to 6-8 years.
- Efficient & Reliable Low-Speed Operation: IE3 motors cut energy costs by 12-18% (per IEC 60034-30-1 standards), while IP68 protection and robust Pump body structure ensure safe operation in wet environments. The multi-pole motor (6/8/10-pole) allows precise speed adjustment to match flow-head needs, boosting operational flexibility.

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The world’s leading manufacturer of non-clogging pumps
User support
Provide different support solutions for OEM and KOLEBURG brands respectively.
I Want KOLEBURG brands
Professional technology. Unity, excellence, influence. Excellent service.
Total selection interval chart
Comprehensive reference
Provide you with a multi-caliber selection range reference

submersible pump manufacturers
Our advantages
Non-Clogging Technology
Flow Channel Optimization
The pump casing flow path is optimized through advanced CFD fluid analysis, ensuring minimal hydraulic resistance during operation. This design significantly reduces impurity adhesion and minimizes clogging risk — improving the efficiency and reliability of the wastewater pump system.
Excellent Solids Handling Performance
The impeller is designed with a wide flow passage, allowing large solid particles and fibrous materials to pass through easily. This ensures strong solids handling capability and non-clog performance, making it ideal for industrial sewage and wastewater applications.
Anti-Clog Balanced Hydraulic Structure
The inlet adopts an anti-vortex guide design, effectively preventing debris entanglement at the impeller inlet. This anti-clog structure maintains balanced flow, reduces blockage risk, and enhances the long-term durability of the submersible sewage pump.
Stable Application Performance
This pump is suitable for muddy water, suspended solids, fibrous materials, and lightly polluted wastewater, ensuring stable and continuous operation over long periods. It is widely used in industrial wastewater treatment, drainage systems, and municipal pumping stations.

Our advantages as a centrifugal pump manufacturer
With excellent performance, durability and high energy saving, we provide you with reliable fluid solutions.learn more
We specialize in the independent production of pump casings and impellers, which are the core components of the screw centrifugal pump.
The pump body is precisely cast and machined in-house, ensuring excellent dimensional accuracy and long-term durability.
The impeller adopts high-efficiency spiral and centrifugal geometry, manufactured using CNC machining and dynamic balancing to guarantee smooth operation and superior hydraulic performance.

Cooperation Advantages
Professional Manufacturing Experience
Over 23 years of experience in pump design and manufacturing, focusing on screw centrifugal pumps and wastewater equipment, ensuring reliable quality and stable performance.
Independent Core Component Production
We manufacture pump casings and impellers in-house, using advanced CNC machining and dynamic balancing technology, to ensure precise assembly and high hydraulic efficiency.

We provide custom-designed pump solutions tailored to the specific needs of each client.
Our professional engineering team can adjust key parameters — including flow rate, head, material, inlet/outlet interface, and sealing method — to achieve optimal performance for different working conditions.
Through advanced CFD hydraulic optimization and precision manufacturing, we ensure every customized pump delivers high efficiency, reliability, and durability even under complex environments.

Product application
Driving the lifeblood of industry and protecting urban circulation are the core missions of each of our pumps.
Pump Centrifugal Parts
Reliable parts supply provides worry-free guarantee and long-term operation and maintenance for your pumping system.
Frequently Asked Questions (FAQs)
Our engineering team provides free, expert selection support. Simply share your key parameters—such as fluid type, required flow rate (e.g., GPM or m³/h), total head (e.g., feet or meters), temperature, and system specifications—and we will recommend the optimal pump model for maximum efficiency and reliability.
For standard models, we often have stock available or can offer short production cycles. The exact lead time depends on the specific pump model and our current order schedule. We understand project urgency and offer expedited production options for critical needs whenever possible.
All our pumps come with a comprehensive warranty. We are committed to your long-term satisfaction through a robust support network, offering rapid technical assistance, readily available spare parts, and expert maintenance services to minimize downtime.
The longevity of critical parts like impellers and mechanical seals is our priority. We utilize high-performance materials (e.g., stainless steel, cast iron) and precision manufacturing, including dynamic balancing. Our mechanical seals are sourced from leading suppliers to ensure durability in demanding conditions.

Talk to Our Product Experts Today!
Related Submersible Pump FAQS
1. Basic Definitions and Core Concepts of Single Helix Impeller Centrifugal Pumps
1.1 What is a single helix impeller centrifugal pump?
1.2 How does a single helix impeller work in low-speed centrifugal pumps?
2. Functions, Application Scenarios and Media Handling
2.1 What are the core functions of medium-flow belt-driven centrifugal pumps?
2.2 Which core industries benefit from these centrifugal pumps?
| Industry/Scenario | Handled Media | Key Advantage |
|---|---|---|
| sewage treatment plant | Secondary effluent/low-viscosity sludge | Stable flow & anti-clog |
| Food Processing | Food process water/organic wastewater | Hygienic & low-noise |
| chemical plant | Low-viscosity corrosive fluids | Corrosion-resistant materials |
| agriculture | Large-area irrigation water | Energy-efficient & durable |
3. Product Types and Technical Specifications
3.1 What are the key technical parameters of KOLEBURG LV150L?
| Parameter | Specification | Compliance Standard |
|---|---|---|
| Flow Rate | 150-250 m³/h | ISO 13709 |
| Head | 7-30 m | EN 733 |
| Outlet Diameter | 150 mm | DIN 24256 |
| Motor Power | 5.5-37 KW | IEC 60034-1 |
| Motor Pole | 6/8/10-pole | IEC 60034-1 |
| Rotation Speed | 585-980 rpm | IEC 60034-1 |
| Protection/Insulation | IP68 / Class F | IEC 60529 / IEC 60085 |
3.2 How does motor pole configuration affect low-speed performance?
4. Performance Indicators and Durability
4.1 What is the service life of KOLEBURG LV150L?
4.2 What material options are available for pump bodies and impellers?
| Component | Material Options | Heat Treatment & Surface Processing |
|---|---|---|
| Pump Body | cast iron, 316/316L Material | Annealing (cast iron); solution treatment (316/316L) |
| Impeller | ZG/20Cr13, Duplex 2205, Titanium Alloy | Quenching + tempering (ZG/20Cr13); solution annealing (Duplex 2205) |
4.3 What are the recommended material combinations for key scenarios?
| Application Scenario | Pump Body Material | Impeller Material |
|---|---|---|
| Sewage Treatment Plant | Cast iron (epoxy coated) | ZG/20Cr13 (quenched) |
| Food Processing | 304/304L Material | 304/304L Material |
| Chemical Plant | 316/316L Material | 316/316L Material |
| Agriculture | Cast iron | ZG/20Cr13 |
5. Supporting Equipment and System Integration
5.1 What supporting equipment is required for KOLEBURG LV150L?
6. Installation, Operation and Maintenance
6.1 How to install a medium-flow belt-driven centrifugal pump correctly?
- Secure the pump on a stable base to minimize low-speed vibration (585-980 rpm).
- Align the pump with 150mm discharge pipes using the automatic coupler to avoid flow restriction.
- Verify Bearing alignment and mechanical seal tightness to prevent leaks.
6.2 What are the key maintenance tasks and intervals?
| Maintenance Task | Interval | Details |
|---|---|---|
| Mechanical Seal Inspection | Semi-annually | Check for leakage; replace every 3-4 years |
| Bearing Lubrication | Annually | Apply low-speed compatible grease |
| Impeller Cleaning | Bi-annually | Remove debris; inspect hardfacing wear |
7. Operational Costs and After-Sales Services
7.1 What factors influence the operational cost of medium-flow centrifugal pumps?
7.2 What after-sales services are provided for KOLEBURG LV150L?
8. Industry Standards and Certifications
8.1 What international standards do these centrifugal pumps comply with?
| Standard Type | Standard Number | Purpose |
|---|---|---|
| Hydraulic Performance | ISO 13709 | Ensures medium-flow efficiency |
| Motor Efficiency | IEC 60034-30-1 | Validates IE3 energy efficiency |
| Waterproof/Insulation | IEC 60529 / IEC 60085 | Guarantees IP68/Class F protection |
| Pressure Equipment | EN 12165 | Ensures pump body structural integrity |



















