Grundfos

NKG 80-50-250/233

Code: 97771775 EAN: 5710624109809
Type NKG Bare shaft
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Technical specifications

Pump typeNKG
Nominal flow (m³/h)77.7 m³/h
Nominal head (m)61.3 m
Minimum efficiency index (MEI)0.61
Frequency (Hz)50 Hz
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)-25 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBQQE
Gross weight89.9 kg
Net weight80.4 kg
EAN code5710624109809

Performance curve

Performance curve NKG 80-50-250/233

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 97771775 (equivalent flow and head), available in the catalogue.

Grundfos 97771775