Grundfos

NK 125-500/445

Code: 98987079 EAN: 5712604736760
Type NK Bare shaft
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Technical specifications

Pump typeNK
Nominal flow (m³/h)177.9 m³/h
Nominal head (m)27.1 m
Minimum efficiency index (MEI)0.58
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 weight549 kg
Net weight484 kg
EAN code5712604736760

Performance curve

Performance curve NK 125-500/445

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 98987079 (equivalent flow and head), available in the catalogue.

Grundfos 98987079