GRUNDFOS CENTRIFUGAL PUMP
“These pumps are non-self-priming, single-stage, centrifugal volute pumps with axial suction port, radial discharge port and horizontal shaft.”
Back pull-out design enables removal of the motor, coupling, bearing bracket and impeller without disturbing the pump housing or pipework. Dynamically balanced rotary assembly as per ISO 1940 – Gr 6.3, minimises vibration levels and improves seal and bearing life.
Specifications
Application
Features
NB and NK pumps are single-stage volute pumps built to EN 733 dimensions, so they can replace existing pumps without pipework changes. They suit water supply, HVAC, cooling and industrial transfer.
What makes it the best
Design
Back pull-out design
efficiency
Motors are with IE3 efficiency as standard
Parts
CED coated cast iron parts
seal
EN 12756 shaft seal
Standards
Dimensions according to EN 733 & ISO 2858 standards
Impeller
Enclosed & balanced impeller