Dewatering Pumps
Construction and mining dewatering — portable, abrasion-tolerant, quick to deploy.
Technical data sheet
Dewatering Submersible Pump
Portable submersible dewatering pump engineered for construction sites, trenches, pits, mines, and emergency drainage. Wear-resistant impeller with elastomer-coated diffuser handles silty, abrasive water reliably.
Characteristics
| Motor Rating | HP | 1 to 50 |
|---|---|---|
| kW | 0.75 to 37 | |
| Head Range | Metres | 6 to 60 |
| Discharge | LPM | 150 to 4500 |
| Solids handling | mm | Up to 15 mm (light solids / silt) |
| Discharge size | mm | 50 / 65 / 80 / 100 |
| inch | 2 / 2½ / 3 / 4 | |
| Speed | RPM | 2900 |
| Protection | IP | IP68 — fully submersible |
| Cable | — | Submersible flat cable, factory-sealed, 20 m std |
| Applications | Use | Construction dewatering, Mining, Tunneling, Flood drainage, Pit dewatering, Emergency |
Material of Construction — Motor
- Stator: Vacuum impregnated, F class insulation
- Rotor: Aluminium pressure die-cast
- Motor housing: Stainless steel SS 304 / cast aluminium
- Shaft: Stainless steel SS-420
- Mechanical seal: Tandem (carbon vs. SiC + SiC vs. SiC) in oil bath
- Bearings: Sealed deep-groove ball bearings
- Thermal protection: Built-in thermistor / klixon
- Cable: Submersible flat cable (3-core + earth) with strain relief
Material of Construction — Pump
- Pump casing: Cast iron / aluminium
- Impeller: High-chrome cast iron / NiHard — wear resistant
- Diffuser: Elastomer-coated steel / nitrile rubber
- Strainer: Stainless steel SS 304 perforated
- Discharge elbow: Cast iron / aluminium, threaded BSP or camlock
- Handle: Stainless steel SS 304
- Fasteners: Stainless steel SS 304
Salient Features
- Compact, portable design with lift handle
- Top-discharge configuration for easy hose connection
- Wear-resistant high-chrome impeller for abrasive water
- Elastomer-coated diffuser — extended service life on silty fluids
- Double mechanical seal in oil bath
- Thermal protection in motor windings
- Continuous-duty rated, S1
- Cooling jacket allows operation in low-water-level conditions
- Lightweight stainless steel / aluminium body options
- Rugged 20 m factory-sealed submersible cable
Applications
- Construction site dewatering
- Foundation pits & trenches
- Mining dewatering
- Tunneling & underground works
- Flood emergency drainage
- Pit drainage in factories
- Sand & gravel quarries
- Borewell development & test pumping
For highly abrasive duty (sand mining), specify high-chrome metallurgy at RFQ stage.
Pump is rated for continuous duty when fully submerged; low-water-level operation up to inlet rating.
Have a question? Drop us a line.
Share your duty point — head, flow, voltage, application — and our engineering team will match the right configuration.
All configurations & variants
Compare specific models and variants in this category, or request a custom configuration via RFQ.
Dewatering Pumps for India, UAE, Saudi Arabia & Export Markets
This category hub supports procurement teams searching for "dewatering pumps manufacturer", "dewatering pumps exporter from India", and location-specific queries across GCC and Africa. Use the RFQ form to share duty point and destination country for accurate selection and quotation.