model DVS
Submersible pump
Features and Benefits
- ・Semi-vortex impeller permits foreign matter passing sized 40 to 63% of discharge diameter.
- ・Hydraulic design is optimized raw sewage transfer application for small domestic wastewater treatment plant.
- ・Built-in motor protector protects the motor from overload or open phase.
- ・Optional quick discharge connector facilitates easy installation and maintenance.
- ・DVSA model permits automatic operation.
- Parallel alternate operation possible with model DVSA and DVSJ.
Specifications
| Cunstruction | Mechanical seal | Double mechanical seal |
| Impeller | Semi-vortex | |
| Liquid | Type | River water, sewage |
| Temperature | 40℃ for Model DVS, DVSA 32℃ for Model DVSJ |
|
| Max solids size | Pump Size | 40 50 65(80) |
| Solid size | 21mm (35mm for 5.5kW and above ) 21mm (35mm for 5.5kW and above ) 33mm (41mm for 2.2kW and 3.7kW, 35mm for 5.5kW and above ) |
|
| Submergence | 0.25 to 1.5kW | 4m |
| 2.2, 3.7kW | 8m | |
| Synchronous speed | Synchronous speed | 3600min-1/60Hz |
| Materials | Casing | Cast iron |
| Impeller | Cast iron | |
| Shaft | 403 stainless steel | |
| Mechanical seal | Impeller Side | Silicon carbide / Silicon carbide |
| Motor side | Ceramic / Carbon | |
| Packing | NBR | |
| Motor | Motor | 2Pole, dry |
| Insulation class | E | |
| Output | Single phase:0.15 to 0.4kW Three phase:0.15 to 3.7kW |
|
| Protection | Protection | Built-in thermal protector |
| Bearing | Bearing | Sealed ball |