Grundfos

NB 40-250/255

Code: 93209280 EAN: 5715469271247
Type NB
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Technical specifications

Pump typeNB
Nominal flow (m³/h)65.51 m³/h
Nominal head (m)78.54 m
Minimum efficiency index (MEI)0.70
Power P2 (kW)22 kW
Phases3
Phases3
Voltage (V)380-415 V
Frequency (Hz)50 Hz
Enclosure classIP55
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)-25 °C
Max. ambient temp. (°C)40 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialStainless steel
Shaft sealBQQE
Gross weight243 kg
Net weight218 kg
Motor number99174342
EAN code5715469271247

Performance curve

Performance curve NB 40-250/255

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 93209280 (equivalent flow and head), available in the catalogue.

Grundfos 93209280