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Centrifugal borehole pump 1.5 kW H 101(67) m Q 140(100) L/min Ø102 mm AQUATICA (DONGYIN) (777143). Pumps of this series are designed for pumping clean water and can be used for domestic water supply from wells and reservoirs (installation of a cooling jacket is mandatory), 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 body: stainless steel AISI 304; Discharge 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: 2.5 m. Operating conditions