Umbra Acuafluss Submersible Pumps are designed as Multi-stage submersible pumps and have a built-in electronic pressure regulator and check valve. The pump range has been designed to automate the starting and stopping process and to prevent damage due to dry running. They are particularly suited to rainwater harvesting systems, irrigation, or to pump clean water from tanks, wells and other applications where a high pressure is required. Check valve anti-locking system. Designed to work with clean water with maximum temperature of 35°.C.
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- Functionality - Automatic start and stop depending from demand of water by users. Re-start pressure 1,5 bar on version Acuafluss 30; 2,5 bar on other versions;
- Dry-run detection system. In the event that there is no water the pump will stop. In the first hour of operation the system will try for another 4 times to start the pump every 15 min. Other start attempts every 1 hour for the next 48 hours;
- Valve blockage detection system. In the event that the valve is blocked the electronic will stop the pump;
- Detection system for maximum numbers of intervention; - For a correct use, install an expansion vessel of minimum 3l in the charge piping.
Materials of Construction
Pump and motor body, handle, cover and screen in Stainless Steel AISI 304.
Impellers, diffusers and separators in reinforced PPO.
Each pump stage is flitted with a Stainless Steel ring for wear resistance.
The motor shaft is in Stainless Steel AISI 420.
The mechanical seal is Alumina/Graphite, lubricated.
Packing in NBR.
Supplied with 20 m H07RN8F cable.
Asynchronous, single phase 230V-50 HZ. Other voltages or frequency available on request.
Insulation Class F, IP 68.
Internal cooling is through a non-polluting mineral oil.
External cooling through pumped liquid.
Built-in overload protection.
Please note all pumps are despatched at the earliest available for each manufacturer, this could be 9 -10 working days or more, for updated information please contact our sales office.
For next day delivery, please ensure your order is placed before 2pm Monday to Friday, orders received after 2pm Friday will be processed the next working day as we are closed at the weekend. For any orders after this time that still require next day delivery, please contact the office on 01977 602200.