GROUP OF PUMPS T2S WITH 2 HORIZONTAL CENTRIFUGAL ELECTROPUMPS IN SEQUENCE WITH AUTOMATIC ROTATION
GROUP WITH PUMPS T2P WITH 2 HORIZONTAL CENTRIFUGAL ELECTROPUMPS IN COMMUTATION WITH MANUAL ROTATION
GROUP WITH PUMPS T2SI WITH 2 HORIZONTAL CENTRIFUGAL ELECTROPUMPS WITH INVERTER AT VARIABLE SPEED AND CONSTANT PRESSURE