PERFORMANCE RANGE
• Flow rate up to 375 l/min (22.5 m³/h)
• Head up to 390 m
APPLICATION LIMITS
• Maximum liquid temperature +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
INSTALLATION AND USE
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 distribu-
tion of water in combination with pressure tanks, for irrigation, for washing
plants etc.