NSA Centrifugal Pump
Close coupled self-priming NSA centrifugal pump
The NSA Close coupled self-priming centrifugal pump is a totally renewed design based on the original “K&R” models. However fully replaceable with former types, in dimensions as well as capacities.
The compact pumps are simple in design, consist of few parts, and will thus reduce your costs.This of course also means easy maintenance.
- Bilge pump
- Ballast Pump
- General service pump
- Emergency fire pump
- Cooling water pump
On basis of 50 years of experience in the production of self-priming pumps we produce a pump series that meets the future demands for economical and reliable pumps.
Design Features
Open impeller, exchangeable wear plate, standard stainless steel shaft and nonleaking mechanical shaft seal.
Materials
Cast iron and bronze, materials are available.
Technical data
| Nominal diameter (DN) | 50 to 80 |
| Flow rate - 50 Hz | Up to 70 m³/h (300 US gpm) |
| Head | Up to 50 m (160 ft) |
| Pressure | Up to 12 bar (170 psi) |
| Temperature | Up to 140°C (284°F) |
| Motor | Standard and EX motors |
| VFD | Direct or Bulkhead/Wall-mounted |
Technical specifications
| Type | NSA 50-200 | NSA 80-250 |
| Pipe connections | 2" suction/discharge | 3" suction/discharge |
| Capacity | 10-50 m3/h | 10-85 m3/h |
| Total head | 10-50 mWc | 10-55 mWc |
| Suction head | 8 mWc | 7 mWc |
| Range | NSA 50-200 in close-coupled design with electric motor 4-5,5-7,5 kW at 2950 RPM. |
NSA 80-250 in close-coupled design with electric motor 4KW at 1450 RPM, and 11 kW at 2950 RPM. |
Manuals
NSA (T1493)
English
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Brochures
NSA
English
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