Grundfos

NK 250-400/313

Code: 98986672 EAN: 5712604728864
Type NK Bare shaft
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Technical specifications

Pump typeNK
Nominal flow (m³/h)415.7 m³/h
Nominal head (m)11.3 m
Minimum efficiency index (MEI)0.46
Frequency (Hz)50 Hz
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)-25 °C
Max. operating pressure10 bar
Connection pressure ratingPN 10
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBQQE
Gross weight570 kg
Net weight493 kg
EAN code5712604728864

Performance curve

Performance curve NK 250-400/313

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 98986672 (equivalent flow and head), available in the catalogue.

Grundfos 98986672