Grundfos DWK.E.10.150.450.5.1D.R
Product ID: 96922753
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Grundfos DWK.E.10.150.450.5.1D.R
Submersible Contractor Pump
Grundfos DWK pump is a submersible pump for dewatering and drainage applications.
The pump is suitable for pumping
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The pump design makes it suitable for both temporary and permanent installation.
The pump is cast iron, with vertical discharge port and integrated submersible 3-phase totally enclosed motor in insulation class F (155°C).
The pump has a rise pipe, a cooling jacket for continuous cooling of the motor by the pumped liquid and a high chrome stainless steel enclosed impeller to ensure high efficiency and maintained performance.
The pump is equipped with a double mechanical seal and an additional lip seal that prevents the shaft and the mechanical seal from abrasives.
The pump is equipped with a temperature bi-metal sensor for motor protection in case of overheating and electrode seal sensor to detect water penetration in to the motor housing.
The pump is fitted with suction strainer and 10 m cable.
The cable sealing consist of a rubber bushing, epoxy and rubber cover that eliminates the risk of water penetration in to the motor.
The pump is equipped with a hose coupling discharge.
Optional features – available for selected products – please contact Grundfos.
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| Controls: | |
| Water-in-oil sensor: | without water-in-oil sensor |
| Seal sensor: | Y |
| Liquid: | |
| Liquid temperature range: | 0 .. 40 °C |
| Selected liquid temperature: | 20 °C |
| Density: | 998.2 kg/m³ |
| Technical: | |
| Rated flow: | 45 l/s |
| Maximum flow: | 58.3 l/s |
| Rated head: | 58 m |
| Actual impeller diameter: | 260 mm |
| Type of impeller: | Enclosed impeller |
| Max. Particle: | 10 mm |
| Max. hydraulic efficiency: | 63 % |
| Curve tolerance: | ISO9906:2012 3B |
| Materials: | |
| Pump housing: | Cast iron |
| EN 1561 EN-GJL-250 | |
| Impeller: | HI-Chrome |
| Motor house: | Cast iron |
| EN 1561 EN-GJL-250 | |
| ASTM A48 35B | |
| Shaft seal: | SIC |
| Secondary shaft seal: | CERAMIC-CARBON |
| Installation: | |
| Range of ambient temperature: | 0 .. 40 °C |
| Maximum operating pressure: | 5.7 bar |
| Type of outlet connection: | Hose |
| Size of outlet connection: | DN 150 |
| Pressure rating for outlet connection: | PN 10 |
| Maximum installation depth: | 25 m |
| Electrical data: | |
| Power input P1: | 49.78 kW |
| Rated power - P2: | 45 kW |
| Mains frequency: | 50 Hz |
| Rated voltage: | 3 x 380-415 V |
| Voltage tolerance: | +5/-5 % |
| Max starts per hour: | 15 |
| Rated current: | 87 A |
| Rated current at 3/4 load: | 68 A |
| Rated current at 1/2 load: | 51 A |
| Cos phi - power factor: | 0.865 |
| Cos phi - p.f. at 3/4 load: | 0.833 |
| Cos phi - p.f. at 1/2 load: | 0.756 |
| Rated speed: | 2850 rpm |
| Efficiency at full load: | 90.4 % |
| Efficiency at 3/4 load: | 89.8 % |
| Efficiency at 1/2 load: | 87.9 % |
| Number of poles: | 2 |
| Method of start: | Y/D |
| Enclosure class (IEC 34-5): | IP68 |
| Insulation class (IEC 85): | F |
| Explosion proof: | no |
| Built-in motor protection: | PTO |
| Power cable type: | PNCT |
| Length of power cable: | 10 m |
| Others: | |
| Net weight: | 846 kg |
| Gross weight: | 967 kg |
| Shipping volume: | 1.8 m³ |
| Country of origin: | KR |
| Custom tariff no.: | 84137021 |
Spare Parts
| Part Number | Product Name |
|---|---|
| 96884332 | Kit, Bearing |
| 96884333 | Kit, Shaft seal |
category
- Submersible wastewater pumpsGrundfos submersible wastewater pumps are designed as sealed units combining a pump and integrated motor that can operate below the surface of wastewater. Submersible wastewater pumps are perfect in permanent installations for efficient removal of wastewater from a property whether from washing machines, sinks and showers or drainage from the garden.