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JPS5348405A - Lighting surge protective method of exchange - Google Patents

Lighting surge protective method of exchange

Info

Publication number
JPS5348405A
JPS5348405AJP12286376AJP12286376AJPS5348405AJP S5348405 AJPS5348405 AJP S5348405AJP 12286376 AJP12286376 AJP 12286376AJP 12286376 AJP12286376 AJP 12286376AJP S5348405 AJPS5348405 AJP S5348405A
Authority
JP
Japan
Prior art keywords
exchange
surge protective
protective method
lighting surge
lighting
Prior art date
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.)
Granted
Application number
JP12286376A
Other languages
Japanese (ja)
Other versions
JPS577515B2 (en
Inventor
Shinji Okuhara
Ichiro Ohigata
Hideo Suzuki
Masae Ogoshi
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.)
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone 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 Hitachi Ltd, Nippon Telegraph and Telephone CorpfiledCriticalHitachi Ltd
Priority to JP12286376ApriorityCriticalpatent/JPS5348405A/en
Publication of JPS5348405ApublicationCriticalpatent/JPS5348405A/en
Publication of JPS577515B2publicationCriticalpatent/JPS577515B2/ja
Grantedlegal-statusCriticalCurrent

Links

Classifications

Landscapes

Abstract

PURPOSE:To make it possible to continue the switching operation by releaseprocessing the switch again which has caused break-through by an overvoltage.
JP12286376A1976-10-151976-10-15Lighting surge protective method of exchangeGrantedJPS5348405A (en)

Priority Applications (1)

Application NumberPriority DateFiling DateTitle
JP12286376AJPS5348405A (en)1976-10-151976-10-15Lighting surge protective method of exchange

Applications Claiming Priority (1)

Application NumberPriority DateFiling DateTitle
JP12286376AJPS5348405A (en)1976-10-151976-10-15Lighting surge protective method of exchange

Publications (2)

Publication NumberPublication Date
JPS5348405Atrue JPS5348405A (en)1978-05-01
JPS577515B2 JPS577515B2 (en)1982-02-10

Family

ID=14846489

Family Applications (1)

Application NumberTitlePriority DateFiling Date
JP12286376AGrantedJPS5348405A (en)1976-10-151976-10-15Lighting surge protective method of exchange

Country Status (1)

CountryLink
JP (1)JPS5348405A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
JPS57138256A (en)*1981-01-201982-08-26Philips NvSubstriber line circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
JPS57138256A (en)*1981-01-201982-08-26Philips NvSubstriber line circuit

Also Published As

Publication numberPublication date
JPS577515B2 (en)1982-02-10

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