Grundfos

NB 65-250/254

Code: 97839433 EAN: 5710625517139
Type NB
Request quote

Technical specifications

Pump typeNB
Nominal flow (m³/h)70.97 m³/h
Nominal head (m)19.63 m
Minimum efficiency index (MEI)0.70
Power P2 (kW)5.5 kW
Phases3
Phases3
Voltage (V)380-420D/660-725Y V
Frequency (Hz)50 Hz
Enclosure classIP55
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)0 °C
Max. ambient temp. (°C)55 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBAQE
Gross weight156 kg
Net weight134 kg
Motor number83V15217
EAN code5710625517139

Performance curve

Performance curve NB 65-250/254

Documents and datasheets

Variants & alternative codes

Equivalent alternatives

Pumps in the same hydraulic class as 97839433 (equivalent flow and head), available in the catalogue.

Grundfos 97839433