Cooling system, energy saving device for such a cooling system and method for energy-saving operation of a cooling system

摘要

In a cooling system (1) comprising at least one free cooling device (2,3,4), at least one medium tank (5,6), at least one line system (7) between the at least one medium tank (5,6) and the at least one free cooling device ( 2, 3, 4) and at least one pump device (8) for conveying medium (9) to the at least one free cooling device (2, 3, 4), at least one energy saving device (14) is provided, the energy saving device (14) at least one Device (15) for setting at least two operating points of the pump device (8).