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Model
NB (50-65)
Manufacturer
Grundfos
Country
Denmark
Allowable working fluids
Water
PN
16
Tmax (for water)
120 °C
Tmin (for water)
0 °C
Body material
cast iron
Construction
block
Energy efficiency index
?
IP protection class
?
Recommended for systems
PHEX - Plumbing and Hydronic Heating Systems
Suitable for drinking water
allowed
Connection type
flanged
technical
specifications
price
| model pump |
diagram | DNin DNout |
U V |
P kWt |
rpm |
price |
|---|---|---|---|---|---|---|
| NB 50-125/111 | 
|
65 50 |
400 | 3.00 | 2900 | add your price |
| NB 50-125/121 |
|
65 50 |
400 | 4.00 | 2900 | add your price |
| NB 50-125/135 |
|
65 50 |
400 | 5.50 | 2900 | add your price |
| NB 50-125/144 |
|
65 50 |
400 | 7.50 | 2900 | add your price |
| NB 50-160/136 | 
|
65 50 |
400 | 5.50 | 2900 | add your price |
| NB 50-160/150 |
|
65 50 |
400 | 7.50 | 2900 | add your price |
| NB 50-160/167 |
|
65 50 |
400 | 11.0 | 2900 | add your price |
| NB 50-160/177 |
|
65 50 |
400 | 15.0 | 2900 | add your price |
| NB 50-200/181 | 
|
65 50 |
400 | 11.0 | 2900 | add your price |
| NB 50-200/198 |
|
65 50 |
400 | 15.0 | 2900 | add your price |
| NB 50-200/210 |
|
65 50 |
400 | 18.5 | 2900 | add your price |
| NB 50-200/219 |
|
65 50 |
400 | 22.0 | 2900 | add your price |
| NB 50-250/205 | 
|
65 50 |
400 | 15.0 | 2900 | add your price |
| NB 50-250/222 |
|
65 50 |
400 | 18.5 | 2900 | add your price |
| NB 50-250/233 |
|
65 50 |
400 | 22.0 | 2900 | add your price |
| NB 50-250/254 |
|
65 50 |
400 | 30.0 | 2900 | add your price |
| NB 50-250/263 |
|
65 50 |
400 | 37.0 | 2900 | add your price |
| NB 50-315/267 | 
|
65 50 |
400 | 30.0 | 2900 | add your price |
| NB 50-315/285 |
|
65 50 |
400 | 37.0 | 2900 | add your price |
| NB 50-315/300 |
|
65 50 |
400 | 45.0 | 2900 | add your price |
| NB 50-315/321 |
|
65 50 |
400 | 55.0 | 2900 | add your price |
| NB 65-125/120-110 | 
|
80 65 |
400 | 4.00 | 2900 | add your price |
| NB 65-125/127 |
|
80 65 |
400 | 5.50 | 2900 | add your price |
| NB 65-125/137 |
|
80 65 |
400 | 7.50 | 2900 | add your price |
| NB 65-125/144 |
|
80 65 |
400 | 11.0 | 2900 | add your price |
| NB 65-160/143 | 
|
80 65 |
400 | 7.50 | 2900 | add your price |
| NB 65-160/157 |
|
80 65 |
400 | 11.0 | 2900 | add your price |
| NB 65-160/173 |
|
80 65 |
400 | 15.0 | 2900 | add your price |
| NB 65-160/177 |
|
80 65 |
400 | 18.5 | 2900 | add your price |
| NB 65-200/162 | 
|
80 65 |
400 | 11.0 | 2900 | add your price |
| NB 65-200/177 |
|
80 65 |
400 | 15.0 | 2900 | add your price |
| NB 65-200/190 |
|
80 65 |
400 | 18.5 | 2900 | add your price |
| NB 65-200/198 |
|
80 65 |
400 | 22.0 | 2900 | add your price |
| NB 65-200/217 |
|
80 65 |
400 | 30.0 | 2900 | add your price |
| NB 65-200/219 |
|
80 65 |
400 | 37.0 | 2900 | add your price |
| NB 65-250/223 | 
|
80 65 |
400 | 30.0 | 2900 | add your price |
| NB 65-250/238 |
|
80 65 |
400 | 37.0 | 2900 | add your price |
| NB 65-250/251 |
|
80 65 |
400 | 45.0 | 2900 | add your price |
| NB 65-250/269 |
|
80 65 |
400 | 55.0 | 2900 | add your price |
| NB 65-250/270 |
|
80 65 |
400 | 75.0 | 2900 | add your price |
| NB 65-315/272 | 
|
80 65 |
400 | 55.0 | 2900 | add your price |
| NB 65-315/295 |
|
80 65 |
400 | 75.0 | 2900 | add your price |
| NB 65-315/308 |
|
80 65 |
400 | 90.0 | 2900 | add your price |
| NB 65-315/320 |
|
80 65 |
400 | 110.0 | 2900 | add your price |
U, V - supply voltage, V.
P - electric power of the pump, kW.
rpm - rotation speed of the impeller.
DNin/DNout - nominal diameter of the inlet and outlet nozzles, mm.
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