4" 4SR1 Submersible Pump Only

Suitable for use with clean water with a sand content of no more than 150 g/m³. Because 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 tanks, for irrigation, for washing plants and for pressure boosting in fire-fighting sets, etc.

PERFORMANCE RANGE
• Flow rate up to 340 l/min (20.4 m³/h)
• Head up to 405 m

APPLICATION LIMITS
• Maximum liquid temperature +35 °C
• Maximum sand content 150 g/m³
• 100 m immersion limit
• Installation:
– vertical
– horizontal, with the following limits:
4SR1 - 4SR1.5 - 4SR2 - 4SR4 up to 27 stages
4SR6 - 4SR8 up to 17 stages
4SR10 - 4SR12 - 4SR15 up to 12 stages
• Starts/hour: 20 at regular intervals
• Minimum flow rate for motor cooling 8 cm/s