Grundfos

NBG 300-250-400/381

Code: 99117279 EAN: 5712607087500
Type NBG
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Technical specifications

Pump typeNBG
Nominal flow (m³/h)547.3 m³/h
Nominal head (m)18.85 m
Minimum efficiency index (MEI)0.50
Power P2 (kW)37 kW
Phases3
Phases3
Voltage (V)380-415D/660-690Y 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)60 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBAQE
Gross weight1000 kg
Net weight913 kg
Motor number83Q16434
EAN code5712607087500

Performance curve

Performance curve NBG 300-250-400/381

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 99117279 (equivalent flow and head), available in the catalogue.

Grundfos 99117279