DESMI - Model NSL -Vertical Centrifugal Pump

• The pump is an in-line, radially split, single-stage centrifugal pump with connecting flanges according to international standards.
• The pump is designed for mounting with electric motors having different international flange dimensions.
• The pump casing is equipped with a replaceable sealing ring. The impeller is made with double-curved blades to ensure low NPSH-values and high efficiency.
• The bearing unit is equipped with sturdy ball bearings and the small types are fitted with lifetime-lubricated bearings. In the larger types the lower bearing is a double bearing for which a lubrication point is provided.

The DESMI NSL pump is suitable for slightly contaminated thin liqids and meets the special industrial market requirements for:

• High efficiency
• Low NPSH values
• Easy installation/service
• Specific materials
• Compact design
• Standardized to modular design
• Outstanding hydraulic design performance
• Spacer-coupling options for easy maintenance
• Robust shaft design
• High efficiency impellar with low NPSH values
• Self-priming ability with a separate built-on priming pump

Capacity Range :

• 10-1500 m3/h ~ 50-6600 US gpm at 50 Hz
• 10-1800 m3/h ~ 50-7900 US gpm at 60 Hz
• Pressure range
• 5-150 mLC ~ 15-500 ft at 50 Hz
• 5-220 mLC ~ 15-720 ft at 60 Hz
• Temperature range
• With standard mech. shaft seal max. 80oC ~ 176°F
• With special mech. shaft seal max. 140oC ~ 284°F

Typical Applications:

• Slightly contaminated thin liquids