Grundfos DWK.E.10.150.450.5.1D
Product ID: 96922673
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Grundfos DWK.E.10.150.450.5.1D
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 enclosed motor in insulation class F (155°C).
The pump has a riser pipe, a cooling jacket for continuous cooling of the motor by the pumped liquid and an enclosed impeller to ensure high efficiency.
The pump is equipped with a double mechanical seal and an additional lip seal that protects the shaft and the mechanical seal against abrasives.
The pump is fitted with suction strainer and 10 m cable.
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 cable sealing consists of a rubber bushing, epoxy and rubber cover that eliminates the risk of water penetration into the motor.
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: | Ductile cast iron |
| 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: | DIN |
| 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: | 858 kg |
| Gross weight: | 979 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.