ATEX Multistage centrifugal electric 4" submersible borehole pumps with technopolymer internals. Suitable for pumped liquids to +30°C and depth of 120m in water without solid particles and in non-aggressive clean water. Also available in all AISI 316 version and version for permanent immersion in hydrocarbons polluted water. Fully customised and bespoke models available on request.
External pump case, delivery port, suction port, shaft and others components in stainless steel.
Impellers and diffusers in special technopolymer
Check valve made of stainless steel and is located in the delivery head
Pump can not operate in dry conditions
Pump body must remain completely submerged
Working voltage: single-phase 230 V, three-phase 400 V. Other voltages available on request
In consideration of environmental relief and energy saving Franklin Electric developed a High Efficiency 6" Submersible Borehole System, consisting of a synchronous submersible NEMA motor associated variable frequency drive and output filter.