Grundfos

NBG 250-200-450/435

Code: 99116959 EAN: 5712607081140
Type NBG
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Technical specifications

Pump typeNBG
Nominal flow (m³/h)601.8 m³/h
Nominal head (m)58.6 m
Minimum efficiency index (MEI)0.44
Power P2 (kW)132 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 weight1760 kg
Net weight1580 kg
Motor number99313184
EAN code5712607081140

Performance curve

Performance curve NBG 250-200-450/435

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 99116959 (equivalent flow and head), available in the catalogue.

Grundfos 99116959