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.
Temperature of the liquid to +35 °C
• Maximum sand content 150 g/m³
• 100 m immersion limit
– 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