Dab S4 series submersible borehole pump
Dab Italy
Submersible Borehole Pump
5 In Stock
S4 4" Submersible Borehole Pump
Submersible electric pumps for 4" wells or larger, capable of generating a wide range of flows and heads. These units have a very extensive range of applications for lifting, distribution, and pressurization in civil and industrial water systems, filling of pressure vessels and tanks, fire-fighting systems and washing of irrigation systems.
Performance Range
- Long service life
- Operating range: from 0.3 to 24 m³/h
- Maximum head: up to 320 metres
- Pumped liquid: clean, free of solids and abrasives, chemically neutral, with properties similar to water
- Liquid temperature range: from 0°C to +40°C
- Maximum permitted amount of sand: 120 g/m³ / 300 g/m³
- Installation: in 4" wells or larger, tanks and cisterns, vertical position
- Starts/hour: max 20
- Cooling flow: 8 cm/s
- Special executions on request: alternative voltages and/or frequencies
- On request, the single-phase version can be supplied with CONTROL BOX BOOSTER for increased starting torque
| Model (Single Phase) | Model (Three Phase) | Power | Max. Flow (m³/h) | Max. Head (m) |
| S4D 17 | S4D 17 | 2HP (1.5kW) | 6 | 102 |
| S4D 21 | S4D 21 | 3HP (2.2kW) | 6 | 126 |
| S4E 17 | S4E 17 | 3HP (2.2kW) | 11.4 | 114.8 |
| — | S4E 27 | 5.5HP (4kW) | 11.4 | 182.4 |
| — | S4F 18 | 7.5HP (5.5kW) | 27 | 104.5 |
Construction
- Multistage centrifugal type with radial or semi-axial impellers
- Pump and motor directly coupled with rigid coupling
- Technopolymer impellers with stainless steel wearing parts
- Pump liner, shaft and coupling in stainless steel
- Submersible asynchronous two-pole motor made of AISI 304 stainless steel
- Flanging: NEMA-4"
- Protection class: IP 68
- Insulation class: F
- Available in both single phase and three phase
6 months warranty on hydraulic parts