
Product Overview
The LW series non-clogging sewage pump is a new generation of pump products developed based on advanced technology, integrating the characteristics of domestic pump usage. It features energy-saving, anti-entanglement, non-clogging, automatic installation, and automatic control. It has a particularly effective performance in transporting solid particles and long fiber waste.
This series of pumps utilizes a impeller structure and a new type of mechanical seal, capable of conveying materials containing solids and long fibers. Compared to traditional impellers, these pumps feature a single or double-channel design, resembling a bend pipe of the same cross-sectional size, offering excellent flow characteristics. With a well-designed volute, the pump's impeller has undergone static and dynamic balance tests, ensuring vibration-free operation during use.
● Model Significance

Product Features
The use of a single or double-blade impeller structure significantly enhances the throughput capacity for debris, allowing the passage of fibers up to five times the pump's inlet diameter and solid particles with a diameter approximately 50% of the pump's inlet diameter.
2. The mechanical seal is made of a new, hard and corrosion-resistant calcium titanate material, allowing the pump to run continuously for over 8,000 hours.
3. Compact overall structure, small size, low noise, energy-efficient, easy to maintain, no need for a pump house, can operate submerged in water, significantly reducing construction costs.
4. The pump features a high-precision anti-interference leakage detection sensor in the sealing oil chamber, and a thermal-sensitive element pre-installed in the stator winding for automatic protection of the pump motor.
5. Fully automatic control cabinets can be equipped according to customer requirements, providing automatic protection for pump issues such as leakage, electric shock, overload, and overheating, enhancing product reliability.
6. The float switch can automatically control the pump's start and stop based on the required liquid level, requiring no constant supervision, making it extremely convenient to use.
7. The LW series can be equipped with a dual-guide rail automatic coupling installation system to meet customer needs, greatly facilitating installation and maintenance, eliminating the need for personnel to enter the sewage pit.
8. Operates across the full range without overloading the motor.
9. There are two different installation methods: fixed automatic coupling installation system and mobile free installation system.
● Main Application
Suitable for conveying sludge and waste in industries such as chemicals, petrochemicals, mining, papermaking, cement factories, steel mills, power plants, coal processing, and urban sewage treatment plant drainage systems. Also applicable for municipal engineering projects and construction sites, for transporting granular waste and sludge, as well as for pumping clean water and corrosive fluids.
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