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Submersible borehole pumps for 6” wells (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
Delivery casing with built-in non-return valve.
For water supply.
For civil and industrial applications.
For fire fighting applications.
Liquid temperature up to a 25 °C.
Max. sand quantity into the water: 150 g/m3
Rewindable motor CS, CS-R 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.
– three-phase 400 V; 400/690 V.
Voltage tolerance : 6% / -10%.
In order to limit both current and torque at each starting, for
rated motor powers equal to or higher than 7.5kW, one of the
following types of starting is necessary: star/delta, soft starter,
stator impedance or autotransformer.
Insulation class E for 6-8” motors, PVC coated wire for 10”
Motor suitable operation with frequency converter.
Protection IP 68.
Special features on request
– Other voltages.
– 60 Hz frequency.
– Other temperatures.
– Encapsulated motor FK series