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NK 65-250/258 AY1F2AESBAQEXW2 [97724864]
NK 65-250/258 AY1F2AESBAQEXW2 [97724864]
Grundfos
Prix habituel
€3.040,00 EUR
Prix habituel
€3.800,00 EUR
Prix promotionnel
€3.040,00 EUR
Prix unitaire
/
par
Taxes non incluses.
Frais d'expédition calculés à l'étape de paiement.
Impossible de charger la disponibilité du service de retrait
Non-self-priming, single-stage, centrifugal pump designed according to ISO 5199 with dimensions and rated performance according to EN 733. Flanges are PN 16 with dimensions according to EN 1092-2. The pump has an axial suction port, a radial discharge port and horizontal shaft. It is of the back pull-out design enabling removal of the motor, coupling, bearing bracket and impeller without disturbing the pump housing or pipework. The unbalanced rubber bellows seal is according to DIN EN 12756.
Specs Table
| Controls: | |
| Frequency converter: | None |
| Pressure sensor: | N |
| Liquid: | |
| Pumped liquid: | Water |
| Liquid temperature range: | 0 .. 120 °C |
| Selected liquid temperature: | 20 °C |
| Density: | 998.2 kg/m³ |
| Technical: | |
| Pump speed on which pump data are based: | 3500 rpm |
| Rated flow: | 179.8 m³/h |
| Pump with motor (Yes/No): | N |
| Rated head: | 107.2 m |
| Actual impeller diameter: | 258 mm |
| Nominal impeller diameter: | 250 |
| Primary shaft seal: | BAQE |
| Code for shaft seal: | BAQE |
| Mechanical seal type: | Single |
| Curve tolerance: | ISO9906:2012 3B |
| Bearing design: | Standard |
| Min. pump speed: | 500 rpm |
| Max. pump speed: | 3700 rpm |
| Materials: | |
| Pump housing: | Cast iron |
| EN-GJL-250 | |
| ASTM class 35 | |
| Wear ring: | Brass |
| CuZn34Mn3AI2Fe1-C | |
| Impeller: | Cast iron |
| EN-GJL-200 | |
| ASTM class 30 | |
| Internal pump house coating: | CED |
| Shaft: | Stainless steel |
| EN 1.4301 | |
| AISI 304 | |
| Installation: | |
| Maximum operating pressure: | 16 bar |
| Pipe connection standard: | EN 1092-2 |
| Type of inlet connection: | DIN |
| Type of outlet connection: | DIN |
| Size of inlet connection: | DN 80 |
| Size of outlet connection: | DN 65 |
| Pressure rating for connection: | PN 16 |
| Grouting (Yes/No): | N |
| Others: | |
| Minimum efficiency index, MEI ≥: | 0.51 |
| DOE Pump Energy Index CL: | 0.97 |
| DOE Pump Energy Index VL: | 0.00 |
| Net weight: | 92 kg |
| Gross weight: | 102 kg |
| Shipping volume: | 0.383 m³ |
| Language on pump nameplate: | GB |
