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Centrifugal borehole pump 380V 4.0kW H 245(163)m Q 140(100)L/min Ø102mm AQUATICA (DONGYIN) (7771473) for pumping clean water and can be used: for domestic use in water supply from wells and reservoirs (mandatory installation of 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 part: Pump housing: stainless steel AISI 304; Outlet flange: brass; Pump shaft: stainless steel AISI 304; Shaft coupling: stainless steel AISI 304; Impeller: technopolymer; Shaped separating washer: technopolymer; Diffuser: technopolymer. 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: ceramic/graphite; Bearing: rolling (C&U); Voltage: 220-240 V; Frequency: 50 Hz; Insulation class: F; Protection class: IP68; Cable length: 3.2 m. Application conditions: Maximum temperature