Grundfos

NKE 80-250/257

Code: 93035939 EAN: 5715123307947
Type NKE
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Technical specifications

Pump typeNKE
Nominal flow (m³/h)234.5 m³/h
Nominal head (m)85.5 m
Minimum efficiency index (MEI)0.70
Power P2 (kW)75 kW
Phases3
Voltage (V)400 V
Frequency (Hz)50 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 pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBQQE
Gross weight978 kg
Net weight767 kg
Motor number93253553
EAN code5715123307947

Performance curve

Performance curve NKE 80-250/257

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

Documents and datasheets

Equivalent alternatives

Pumps in the same hydraulic class as 93035939 (equivalent flow and head), available in the catalogue.

Grundfos 93035939