Calpeda SDS Submersible motor pumps for deep wells of 6", 8" and 10"
SDS Submersible motor pumps for deep well of 6", 8" and 10"
Construction:
Submersible motor pumps for deep wells of 6" (DN 150 mm), 8" (DN 200 mm) and
10" (DN 250 mm) with stages in cast iron or in bronze, on request.
Impellers:- mixed flow impellers.
Connection: -screwed connection ISO 228 for 6SDS
-flange with counter-flange for welding for 8SDS and 10SDS.
Delivery casing with built-in non-return valve.
Applications
For water supply.
For civil and industrial applications.
For fire fighting applications.
For irrigation.
Operating conditions
Temperature of liquid: - up to a 25 °C.
Max. sand quantity into the water: 100 g/m³
Continuous duty.
6", 8", 10" rewindable motor CS series
2-pole induction motor, 50 Hz (n = 2900 rpm).
With water wetted winding in rewindable execution.
Sized for connection to the pumps according to NEMA standards.
Standard voltages:
-three-phase 400 V, 400/690 V.
Voltage tolerance: +6% /-10%
Recommended type of starting for powers from 7.5 kW: star/delta, soft start, impedance starting, auto-transformer.
| Motor | 6" | 8" | 10" |
| Max. Liquid temperature | 25 °C | 25 °C | 25 °C |
| Max. starts per hour | 15 | 15 | 10 |
| Cooling: minimum flow velocity | 16 cm/s | 20 cm/s | 20 cm/s |
Insulation PVC coated wire for 6-8-10" motors.
Protection IP 68.
Cable
| Motor 400-V - 50 Hz | Section | Length |
| 6CS 4 ÷ 22 kW | 3 + 1 x 4 mm² | 3,5 m |
| 6CS 26 ÷ 30 kW | 3 + 1 x 6 mm² | 3,5 m |
| 8CS 37-45 kW | 3 + 1 x 10 mm² | 4 m |
| 8CS 51 ÷ 59 kW | 3 + 1 x 16 mm² | 4 m |
| 8CS 66-75 kW | 3 + 1 x 25 mm² | 4 m |
| 8CS 92 kW | 3 + 1 x 35 mm² | 4 m |
| 10CS 110-132 kW | 3 + 1 x 50 mm² | 4 m |
| 10CS 150-165 kw | 3 +1 x 70 mm² | 4 m |
Special features on request
- Other Voltages.
- Frequency 60 Hz.
- Other temperatures.
- Motor FK series.