Suitable for use with clean water with a sand content of no more than 150 g/m³. As a result of their high efficiency and reliability, they are suitable for use in domestic, civil and industrial applications such as for the distribution of water in combination with pressure sets, for irrigation, for washing plants and for pressure boosting in fire-fighting sets, etc. Features Liquid Type: Clean Water Uses: Domestic, Civil, Industrial Applications: Water Supply Systems, Pressure Systems, Irrigation Pumps typology: Submersible Family: Submersible 4″ Pumps Performance Range: Flow rate up to 340 l/min (20,4 m³/h) Head up to 390 m Application Limit: Temperature of the liquid to 35 °C Maximum sand content 150 g/m³ Immersion limit: – 200 m with 4PD motor – 100 m with 4PS motor Installation: – vertical – horizontal, with the following limits: 4SR1 – 4SR1.5 – 4SR2 – 4SR4 up to 27 stages 4SR6 – 4SR8 – 4SR10 – 4SR12 – 4SR15 up to 17 stages Starts/hour: 20 at regular intervals Minimum flow rate for motor cooling 8 cm/s Continuous service S1
