The NSL series vertical pump is designed for the SUNRUI ballast water treatment system, suitable for both marine and industrial use. It is known for its efficient operation, low NPSH (Net Positive Suction Head) requirements, and easy maintenance and installation. With a maximum diameter of 14 inches, it meets the standards set by major classification societies.
Product Overview
The NSL series pump is highly reliable and durable. It uses advanced design methods to ensure excellent performance. This pump is made for marine and industrial markets, focusing on high efficiency, low NPSH, easy installation and maintenance, and competitive pricing.
The NSL series offers 25 different models, with sizes up to 14 inches. It fully complies with the strict requirements of classification societies. Desmi pumps have received approval from several classification societies, and all necessary certificates can be provided upon request.
This pump is a vertical, single-stage centrifugal pump with a design that meets international flange standards. Users can choose motors with different flange types. The pump casing has replaceable wear rings, and the double-curved impeller design helps reduce NPSH requirements while improving efficiency.
Design Features
- Variety of Models: The NSL series has many models, allowing users to pick the one that best fits their needs.
- Self-Priming Option: All models can come with a standalone liquid ring vacuum self-priming pump, which includes an intake filter and water tank or air ejector, and can be controlled manually or automatically.
Technical Specifications
- Diameter Range: DN 80 to 350
- Flow Rate: Up to 2000 m³/h (8800 US gpm) at 50 Hz, up to 2400 m³/h (10600 US gpm) at 60 Hz
- Head Range: Up to 195 meters (640 feet)
- Pressure Range: Up to 25 bar (360 psi)
- Temperature Range: Up to 140°C (284°F)
- Motor Types: Standard and explosion-proof motors
- Installation Options: Variable frequency, suitable for bulkhead or wall-mounted setups
- Explosion-Proof Certification: Available
The NSL series pump delivers great performance and flexible options to meet the diverse needs of marine and industrial markets, making it an ideal choice for your pumping solutions.
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