Grundfos

NK 32-250/257

Code: 98505834 EAN: 5711496273582
Type NK Bare shaft
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Technical specifications

Pump typeNK
Nominal flow (m³/h)12.4 m³/h
Nominal head (m)18.8 m
Minimum efficiency index (MEI)0.70
Frequency (Hz)50 Hz
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)0 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBAQE
Gross weight63.4 kg
Net weight54 kg
EAN code5711496273582

Performance curve

Performance curve NK 32-250/257

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

Documents and datasheets

Equivalent alternatives

Pumps in the same hydraulic class as 98505834 (equivalent flow and head), available in the catalogue.

Grundfos 98505834