Grindex / Tubo 8N - 400V
3" submersible drainage pump
S01027 / 0
Operating conditions
| Liquid | water |
| Capacity | see curve, max 50 m³/hr |
| Head | see curve, max 19 m |
Technical data
| Discharge connection | 3" Hose, ISO-G or NPT |
| Weight | 28 kg |
| Free passage | 8 mm |
| Dimensions L x W x H | 185 x 185 x 715 mm |
Materials
| Casing | aluminum |
| Casted parts, motor unit | aluminum |
| Impeller | chrome steel |
| Outer casting | aluminum |
| Pumpshaft | stainless steel |
| Shaft seal | mechanical seal in oil bath |
| Shaft seal liquidside | silicon carbide - silicon carbide |
| Shaft seal motorside | carbon - silicon carbide |
Drive
| Engine | electric motor |
| Motorpower / rpm | 3,1 kW x 2800 rpm |
| Motorpower / rpm maximum | 3,5 kW x 2800 rpm |
| Rated current | 6,3 A |
| Start | direct |
| Protection class | IP68 |
| Insulation class | F (IEC 85) |
| Pump cable | 20 m (4 x 2,5 mm²) |
| Voltage/Phase/Hz | 400v / 3-phase / 50 Hz |
Remarks
- max. submersion depth: 20 m
- separate control box (optional)
- liquid temperature up to 40°C
- zinc anodes (available as an option)
- liquid pH from 5 to 8
- max. liquid density: 1,100 kg/m³
Features
- extremely robust submersible pump
- separate control box needed
- compact submersible pump
- very wear-resistant version
Main applications
- soil decontamination activities
- piles and sheet pile injecting and drawing
- tunnel and canal construction
- pumping out excavation pits and trenches

