Grundfos

NBG 300-250-500/485

Code: 97920364 EAN: 5710626422425
Type NBG
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Technical specifications

Pump typeNBG
Nominal flow (m³/h)622.1 m³/h
Nominal head (m)30.63 m
Minimum efficiency index (MEI)0.48
Power P2 (kW)75 kW
Phases3
Phases3
Voltage (V)380-420D/660Y V
Frequency (Hz)50 Hz
Enclosure classIP55 (Protect. water jets/dust)
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)0 °C
Max. ambient temp. (°C)40 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBAQE
Gross weight1640 kg
Net weight1530 kg
Motor number99500567
EAN code5710626422425

Performance curve

Performance curve NBG 300-250-500/485

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 97920364 (equivalent flow and head), available in the catalogue.

Grundfos 97920364