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Centrifugal pump 7.5kW DONGYIN 6SP17-13 (7777043). Application area: Pumps of this series are designed for pumping clean water and can be used: for domestic and industrial 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 reservoirs when using control automation (control relays, pressure controllers). Pump section: Pump casing: stainless steel AISI 304; Discharge flange: stainless steel AISI 304; Pump shaft: stainless steel AISI 304; Shaft coupling: stainless steel AISI 304; Impeller: stainless steel AISI 304; Diffuser: stainless steel AISI 304. Electric motor: Motor type: oil-filled; Stator windings: copper; Motor housing: stainless steel AISI 304; Motor shaft: stainless steel AISI 304; Bearing: rolling (C&U); Voltage: 3 ~ 380 V; Frequency: 50 Hz; Insulation class: F; Protection class: IP68. Operating conditions: Maximum pumped liquid temperature: +50°C; Immersion depth below water level: up to 80 m; Well diameter: from 250 to 350 mm; Content of impurities, wh