SE331508BSE04680/68ASE468068ASE331508BSE 331508 BSE331508 BSE 331508BSE 04680/68 ASE04680/68 ASE 04680/68ASE 468068 ASE468068 ASE 468068ASE 331508 BSE331508 BSE 331508B
Authority
SE
Sweden
Application number
SE04680/68A
Inventor
T Johansson
Original Assignee
Asea Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asea AbfiledCriticalAsea Ab
Priority to SE04680/68ApriorityCriticalpatent/SE331508B/xx
Publication of SE331508BpublicationCriticalpatent/SE331508B/xx
H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents