Grundfos

NK 250-420/349

Code: 93564092 EAN: 5715474524574
Type NK
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Technical specifications

Pump typeNK
Nominal flow (m³/h)573.2 m³/h
Nominal head (m)14.5 m
Minimum efficiency index (MEI)0.70
Power P2 (kW)30 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 materialDuctile iron
Impeller materialStainless steel
Shaft sealBQQE
Gross weight1130 kg
Net weight967 kg
Motor number92816794
EAN code5715474524574

Performance curve

Performance curve NK 250-420/349

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 93564092 (equivalent flow and head), available in the catalogue.

Grundfos 93564092