Grundfos SQ3 : 3 Submersible Pump Fixed Speed
Product Description
SQ pumps are designed for pumping clean, non-aggressive and non-explosive liquids, not containing solid particles or fibres. SQ pumps are suitable for both continuous and intermittent 2 operation for a variety of applications: domestic water supply, small waterworks, irrigation, tank applications or pressure boosting.
Pumps with high efficiency motor and integrated protection against :
- Dry running (automatic restart every 5 minutes)
- Overvoltage and undervoltage, cuts out below 150 Volt and above 315 Volt (up to 6000 Volt)
- Overtemperature
- Overload
Specifications:
Liquid temperature : +2°C to +35°C (+40°C when flow past motor > 0.15 m/sec)
pH : 5 to 9
Starting method : Integrated soft start for all SQ pumps
Mains supply : 1 x 200-240 Volt - 10 %/+ 6 % 50/60 Hz
Compete pump material : Stainless steel AISI 316
Minimum borehole diameter : Min. 76 mm
Installation depth : Max. 150 m