Description
The N3 is an end suction, vertically split, single-stage pump. It has a back pull-out design, with foot or centerline mounting arrangement, with a closed or semi-open impeller. It has a cantilever shaft/bearing arrangement designed for low stress/deflection and high bearing life and is specifically designed for nuclear auxiliary and radwaste systems.
- Back pull out assembly for ease of maintenance
- Closed or semi-open impeller designs
- Heavy-duty radial and thrust bearings
- Multiple single or mechanical seal options
- Fabricated steel baseplate that can be seismically qualified
Applications
Safeguard Pumps
ASME Section III Class 2
- Seal water injection pumps
- Decay heat pumps (low-pressure injection)
- Reactor spray pumps
- Class 2 pumps for any other service involving low NPSH or thermal shock applications
Auxiliary and Service Pumps
ASME Section III Class 3
- Spent fuel pumps
- Borated water pumps
- Component cooling pumps
- Radwaste pumps
- Any other Class 3 or non-code pump
Hydraulic Range
