Grundfos

NKE 250-400/281

Code: 92945223 EAN: 5715121953320
Type NKE
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Technical specifications

Pump typeNKE
Nominal flow (m³/h)615.5 m³/h
Nominal head (m)18.14 m
Minimum efficiency index (MEI)0.46
Power P2 (kW)45 kW
Phases3
Voltage (V)380-420D/660-725Y 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 pressure10 bar
Connection pressure ratingPN 10
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBQQE
Gross weight1460 kg
Net weight1220 kg
Motor number92691594
EAN code5715121953320

Performance curve

Performance curve NKE 250-400/281

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 92945223 (equivalent flow and head), available in the catalogue.

Grundfos 92945223