Grundfos

NK 40-250/219

Code: 97897495 EAN: 5710626021819
Type NK Bare shaft
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Technical specifications

Pump typeNK
Nominal flow (m³/h)25.3 m³/h
Nominal head (m)13.6 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 weight62.3 kg
Net weight52.8 kg
EAN code5710626021819

Performance curve

Performance curve NK 40-250/219

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

Documents and datasheets

Equivalent alternatives

Pumps in the same hydraulic class as 97897495 (equivalent flow and head), available in the catalogue.

Grundfos 97897495