NSL.pdf (259.66 KB)
- Slightly contaminated thin liquids
Vertical Centrifugal Pump
DESMI has high quality and well established industry pumps on the market.
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
The pump is a vertical 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 lager types the lower bearing is a double bearing for which a lubrication point is provided.
A shaft in stainless steel with mechanical shaft seal of an approved brand is standard.
10-1500 m3/h ~ 50-6600 US gpm at 50 Hz
10-1800 m3/h ~ 50-7900 US gpm at 60 Hz
5-150 mLC ~ 15-500 ft at 50 Hz
5-220 mLC ~ 15-720 ft at 60 Hz
With standard mech. shaft seal max. 80oC ~ 176°F
With special mech. shaft seal max. 140oC ~ 284°F