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Borehole screw pump 0.5 kW H 107(34) m Q 40(30) L/min Ø96 mm (stainless steel) AQUATICA (DONGYIN) (777212). Pumps of this series are designed for pumping clean water and can be used: for domestic water supply from wells and reservoirs (mandatory installation of a cooling jacket), for pumping water into reservoirs, for irrigation systems, for automatic water supply together with small reservoirs using control automation (control relays, pressure controllers). Pump section: Outer diameter: 96 mm; Pump section housing: stainless steel AISI 304; Outlet flange: stainless steel AISI 304; Pump section shaft: stainless steel AISI 304; Screw: stainless steel AISI 304; Screw bushing: rubber-metal; Check valve: rubber. Electric motor: Motor type: asynchronous, oil-filled, with built-in thermal protection in the winding; Stator winding: copper; Motor housing: stainless steel AISI 304; Motor shaft: stainless steel; Mechanical seal in oil chamber: ceramic/graphite; Bearing: rolling (C&U); Voltage: 220-240 V; Frequency: 50 Hz; Insulation class: F; Protection class: IP68; Cable length: 10 m.