CENTRIFUGAL PUMP

摘要

A centrifugal pump (1) comprises an outer case (2); an inner case (3); a first unit (4) and a second unit (5) placed in fluid communication with each other, each unit (4, 5) comprising a plurality of impellers (6, 6a, 6b); the inner case (3) comprises two half-parts (3a) joined along a connection plane containing the axis of rotation (A); a connecting element (7) is placed between the first unit (4) and the second unit (5), the connecting element (7) is engaged with a last impeller (6a) of the first unit (4) and with a last impeller (6b) of the second unit (5).