JPS56139032A - Carrier protecting relay - Google Patents

Carrier protecting relay

Info

Publication number
JPS56139032A
JPS56139032A JP4154080A JP4154080A JPS56139032A JP S56139032 A JPS56139032 A JP S56139032A JP 4154080 A JP4154080 A JP 4154080A JP 4154080 A JP4154080 A JP 4154080A JP S56139032 A JPS56139032 A JP S56139032A
Authority
JP
Japan
Prior art keywords
carrier protecting
protecting relay
relay
carrier
protecting
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.)
Pending
Application number
JP4154080A
Other languages
Japanese (ja)
Inventor
Masuo Nakashima
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP4154080A priority Critical patent/JPS56139032A/en
Publication of JPS56139032A publication Critical patent/JPS56139032A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP4154080A 1980-03-31 1980-03-31 Carrier protecting relay Pending JPS56139032A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4154080A JPS56139032A (en) 1980-03-31 1980-03-31 Carrier protecting relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4154080A JPS56139032A (en) 1980-03-31 1980-03-31 Carrier protecting relay

Publications (1)

Publication Number Publication Date
JPS56139032A true JPS56139032A (en) 1981-10-30

Family

ID=12611243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4154080A Pending JPS56139032A (en) 1980-03-31 1980-03-31 Carrier protecting relay

Country Status (1)

Country Link
JP (1) JPS56139032A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009177952A (en) * 2008-01-24 2009-08-06 Mitsubishi Electric Corp Pcm current differential protection relay

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935843A (en) * 1972-08-07 1974-04-03
JPS50147559A (en) * 1974-05-17 1975-11-26

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935843A (en) * 1972-08-07 1974-04-03
JPS50147559A (en) * 1974-05-17 1975-11-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009177952A (en) * 2008-01-24 2009-08-06 Mitsubishi Electric Corp Pcm current differential protection relay

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