BW Submersible Pump 4ST 4/10 - 0.75 kW, 5/4"

Product detailed description

Multistage submersible pump 4ST 4/10 with an output of 0.75 kW, offering an optimal flow rate of 4.2 m³/h (70l/min) and operating at 230 V.

The hydraulic part is made of a stainless steel casing, stainless steel suction and discharge parts, 10 floating impellers made of noryl with performance curve tolerance within ISO9906.

It comes standard with a 20m suspension cable and an original 4PM rewindable oil-filled motor equipped with an external capacitor box.

Use of the submersible pump:

• for pumping drinking and utility water from wells and tanks,
• irrigation, water supply for households and public buildings,
• for fire protection systems, pressure boosting,
• garden watering, field irrigation.

PUMP TECHNICAL PARAMETERS

• Max. pumped water temperature - 35 °C
• Max. sand content in water - 0.25%
• Min. internal well diameter - 100 mm
• Pump length - 856 mm
• Pump diameter - 96 mm
• Output - 0.75 kW
• Voltage - 230 V
• Max. flow rate - 6 m³/h
• Optimal flow rate - 4.2 m³/h | 70 l/min
• Optimal head - 55 m
• Max. head - 75 m
• Discharge thread diameter - 5/4"
• Cable length - 20 m

Performance and efficiency curve of the 4ST 4/10 pump

Role and function of the pump

Pumps act as devices that supply kinetic energy to the fluid flowing through them; suction draws water into the tank, and it is then pushed out of the tank by pressure. Electrical energy driving a motor is most commonly used for power.