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DWK Project Drainage Pump
Brand: Grundfos
Applications: water discharge; surface water; underground water; the water with corrosive impurities, which is suitable for construction, underground garage, construction site, bottom rain collecting area, industrial water of process and so on
Flow quantity: max. 420m3/h
Head: max. 88m
Brief introduction
The impellers of DWK/DPK are semi-open or closed types, which is used for water discharge, surface water of construction and industry and so on.
DWK/DPK adopts corrosion resistance material, such as ductile iron and high chrome stainless steel. Double-pole electromotor has been configurated, the power is 0.75-90KW, 10-20mm solids can get through it.
DWK/DPK have two types of installation:
1. Submerged mobile installation(DWK/DPK)
2. Submerged auto-installation(DPK)
Medium
PH value:4-10
Temperature: 0℃-40℃
When the density and viscosity of medium conveyed is higher that of water, the electrodes should be increased.
Installation depth
The deepest installation can reach the 25m under the liquid level.
Electromotor
The electromotor is the full-closed water-proof electromotor.
Insulation level: F(155℃)
Temperature rise level: F(105℃)
Protection grade: IP68
Cable
The standard length of cable is 10m. The cable specification can ask Grundfos for more lengths, see the deformation products list.
Structure features
DWK/DPK adopts double-seal design, and placed into oil cavity, in order to guarantee the run without faults.
There is the filtration screen in the inlet of DWK, which is only used to install movably.
If needed, DWK/DPK can cut impellers based on the work point of clients.
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