Grundfos

NK 50-350/278

Code: 93330878 EAN: 5715471011640
Type NK
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Technical specifications

Pump typeNK
Nominal flow (m³/h)44.72 m³/h
Nominal head (m)24.27 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 materialStainless steel
Shaft sealBQQE
Gross weight257 kg
Net weight223 kg
Motor number92816764
EAN code5715471011640

Performance curve

Performance curve NK 50-350/278

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 93330878 (equivalent flow and head), available in the catalogue.

Grundfos 93330878