JPS6155327B2 - - Google Patents

Info

Publication number
JPS6155327B2
JPS6155327B2 JP3072778A JP3072778A JPS6155327B2 JP S6155327 B2 JPS6155327 B2 JP S6155327B2 JP 3072778 A JP3072778 A JP 3072778A JP 3072778 A JP3072778 A JP 3072778A JP S6155327 B2 JPS6155327 B2 JP S6155327B2
Authority
JP
Japan
Prior art keywords
current
circuit
output
zero
difference
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.)
Expired
Application number
JP3072778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54122844A (en
Inventor
Yoshitaka Moryama
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 JP3072778A priority Critical patent/JPS54122844A/ja
Publication of JPS54122844A publication Critical patent/JPS54122844A/ja
Publication of JPS6155327B2 publication Critical patent/JPS6155327B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP3072778A 1978-03-17 1978-03-17 Earthing protection relay system Granted JPS54122844A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3072778A JPS54122844A (en) 1978-03-17 1978-03-17 Earthing protection relay system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3072778A JPS54122844A (en) 1978-03-17 1978-03-17 Earthing protection relay system

Publications (2)

Publication Number Publication Date
JPS54122844A JPS54122844A (en) 1979-09-22
JPS6155327B2 true JPS6155327B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-11-27

Family

ID=12311684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3072778A Granted JPS54122844A (en) 1978-03-17 1978-03-17 Earthing protection relay system

Country Status (1)

Country Link
JP (1) JPS54122844A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS54122844A (en) 1979-09-22

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