BW Submersible Pump Set 4ST 4/10 + Combo Basic

Product detailed description

The complete submersible pump set Colombo 1" Basic with 4ST | 4/10 | 0.75 kW, 5/4" is designed for efficient pumping of water from wells and tanks. It is an ideal choice for domestic water systems, garden irrigation or water supply from deep boreholes.

What the set includes

• Submersible multistage pump 4ST 4/10
  • Power: 0.75 kW, connection 5/4″, power supply 230 V. Optimized flow rate: 4.2 m³/h (70 l/min). Stainless steel hydraulics, stainless steel suction and discharge bodies, 10 floating impellers made of Noryl. Supplied with a 20 m suspension cable and motor with an external capacitor box. Suitable for pumping drinking and utility water from wells and tanks.
• Installation assembly Set Colombo 1" Basic 0.75 kW
  
  • Frequency converter with 0.75 kW power output, regulating pump speed and maintaining constant pressure. Extends the pump's service life and saves energy. Suitable for domestic systems.

Advantages of this set

• Complete solution – pump + pressure assembly in one package
• Energy savings – frequency converter optimizes consumption
• Long service life – quality materials and speed control
• Easy installation – all components ready for use
• Wide range of use – suitable for domestic water systems, irrigation and water supply

When to use this set

• Domestic water systems – ensuring drinking water for family houses
• Garden irrigation – efficient pumping of water from wells
• Water supply – for cottages, farms and industrial buildings
• Pumping from deep boreholes – for wells with a smaller diameter

Installation recommendations

• Includes the necessary installation assembly, but during installation make sure the water is clean (filter, if necessary)
• Installation should be carried out according to installation conditions – ensure a firm suspension point for the submersible part
• Maintain minimum pipe diameters for safe flow (e.g. DN32 / 1″ as in the assembly)
• Check regularly, especially when pumping water containing sand: the pump may need additional protection / servicing

This set is the perfect choice for anyone looking for a ready-made complete package without the need to purchase additional components. The submersible pump combined with the Combo Basic pressure assembly and frequency converter ensures a reliable system with easy installation and long service life.

TECHNICAL PARAMETERS OF THE PUMP

• Max. temperature of pumped water - 35 °C
• Max. sand content in water - 0.25%
• Min. inner diameter of the borehole - 100 mm
• Pump length - 856 mm
• Pump diameter - 96 mm
• Power - 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