Grundfos

NK 80-280/231-223

Code: 93571633 EAN: 5715474626926
Type NK
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Technical specifications

Pump typeNK
Nominal flow (m³/h)77.83 m³/h
Nominal head (m)17.06 m
Minimum efficiency index (MEI)0.70
Power P2 (kW)5.5 kW
Phases3
Voltage (V)380-400/660-690 V
Frequency (Hz)50 Hz
Enclosure classIP55 (Protect. water jets/dust)
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)-25 °C
Max. ambient temp. (°C)40 °C
Max. operating pressure10 bar
Connection pressure ratingPN 10
Pump housing materialCast iron
Impeller materialBronze
Shaft sealBQQE
Gross weight245 kg
Net weight210 kg
Motor number92816764
EAN code5715474626926

Performance curve

Performance curve NK 80-280/231-223

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 93571633 (equivalent flow and head), available in the catalogue.

Grundfos 93571633