Construction:
Submersible borehole electropumps for 4” wells (DN 100 mm), with motor, external jacket and stages in stainless steel AISI 304.
Impellers
Radial impellers: 4SDX 1-2-3-5-8
Mixed flow impellers: 4SDX 12
Connection: screwed connection Rp 11/4, Rp 11/2, Rp 2 ISO 228.
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:
Liquid temperature up to a 35 °C for 4” motors.
Max. sand quantity into the water: 50 g/m3 (300 g/m3 high percentage of solids and sand).
Continuous duty.
Rewindable motor 4MSX series:
2-pole induction motor, 50 Hz (n ≈ 2900 rpm).
Sized for connection to the pumps according to NEMA Standards.
Standard voltages:
– single-phase 230 V up to 2,2 kW for 4” motors.
– three-phase 230 V; 400 V, for 4” motors.
Voltage tolerance : +6% / -10%.
Insulation class F.
Protection IP 68.
Continuous duty.
Motor suitable operation with frequency converter.
Special features on request:
– Other voltages.
– 60 Hz frequency.
– Other temperatures.
