Electric power distribution system with automatic protection breakers and related method

摘要: An electric power distribution system having a number of automatic protection breakers distributed on various levels is disclosed herein. Each breaker includes an electronic unit to open the breaker, which controlled based amount current flowing through and its derivative. preferably connected in order exchange information concerning their respective status. Also herein method for controlling intervention sequence mutually interlocked breakers, reports detected fault condition next higher level breaker.