a cooling system for the cooling of heat producing devices in an aircraft is designed with a central cold producing device , at least one cold consumer and a cold conveyance system which connects the cold producing device and the cold consumer . with this cooling system , the cold conveyance system has at least one cooling circuit which supplies a cooled cold carrier medium from the cold producing device to at least one cold consumer and brings the cold carrier medium back to the cold producing device , so that at least one cold consumer is supplied with the cold produced in the cold producing device .