Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Tokyo Electric Power Co Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Mitsubishi Electric Corp
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 Tokyo Electric Power Co Inc, Mitsubishi Electric CorpfiledCriticalTokyo Electric Power Co Inc
Priority to JP15045780ApriorityCriticalpatent/JPS5773683A/ja
Publication of JPS5773683ApublicationCriticalpatent/JPS5773683A/ja
Publication of JPS637623B2publicationCriticalpatent/JPS637623B2/ja
H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
Способ направленной защиты от однофазного замыкания на землю в распределительной электрической сети переменного тока и устройство для его осуществления