Grundfos

NKE 50-280/250

Code: 93571777 EAN: 5715474629675
Type NKE
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Technical specifications

Pump typeNKE
Nominal flow (m³/h)46.7 m³/h
Nominal head (m)16.3 m
Minimum efficiency index (MEI)0.70
Power P2 (kW)3 kW
Phases3
Voltage (V)380-500 V
Frequency (Hz)50 / 60 Hz
Enclosure classIP55
Frequency converterBuilt-in
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)-25 °C
Max. ambient temp. (°C)50 °C
Max. operating pressure10 bar
Connection pressure ratingPN 10
Pump housing materialCast iron
Impeller materialBronze
Shaft sealBQQE
Gross weight142 kg
Net weight119 kg
Motor number93137641
EAN code5715474629675

Performance curve

Performance curve NKE 50-280/250

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 93571777 (equivalent flow and head), available in the catalogue.

Grundfos 93571777