Grundfos

NK 250-450/401

Code: 98393829 EAN: 5711494248445
Type NK Bare shaft
Request quote

Technical specifications

Pump typeNK
Nominal flow (m³/h)822.2 m³/h
Nominal head (m)49 m
Minimum efficiency index (MEI)0.68
Frequency (Hz)50 Hz
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)0 °C
Max. operating pressure10 bar
Connection pressure ratingPN 10
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBAQE
Gross weight601 kg
Net weight524 kg
EAN code5711494248445

Performance curve

Performance curve NK 250-450/401

Hover over the curve to read flow and head at any point.

Documents and datasheets

Variants & alternative codes

Equivalent alternatives

Pumps in the same hydraulic class as 98393829 (equivalent flow and head), available in the catalogue.

Grundfos 98393829