JPH0218012B2 - - Google Patents

Info

Publication number
JPH0218012B2
JPH0218012B2 JP19637781A JP19637781A JPH0218012B2 JP H0218012 B2 JPH0218012 B2 JP H0218012B2 JP 19637781 A JP19637781 A JP 19637781A JP 19637781 A JP19637781 A JP 19637781A JP H0218012 B2 JPH0218012 B2 JP H0218012B2
Authority
JP
Japan
Prior art keywords
voltage
current
calculation
directional relay
characteristic
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
JP19637781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5899214A (ja
Inventor
Takao Fujisawa
Fumio Ando
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 JP19637781A priority Critical patent/JPS5899214A/ja
Publication of JPS5899214A publication Critical patent/JPS5899214A/ja
Publication of JPH0218012B2 publication Critical patent/JPH0218012B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP19637781A 1981-12-08 1981-12-08 方向継電器 Granted JPS5899214A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19637781A JPS5899214A (ja) 1981-12-08 1981-12-08 方向継電器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19637781A JPS5899214A (ja) 1981-12-08 1981-12-08 方向継電器

Publications (2)

Publication Number Publication Date
JPS5899214A JPS5899214A (ja) 1983-06-13
JPH0218012B2 true JPH0218012B2 (enExample) 1990-04-24

Family

ID=16356849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19637781A Granted JPS5899214A (ja) 1981-12-08 1981-12-08 方向継電器

Country Status (1)

Country Link
JP (1) JPS5899214A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63302721A (ja) * 1987-05-29 1988-12-09 Meidensha Electric Mfg Co Ltd デジタル型方向地絡継電器

Also Published As

Publication number Publication date
JPS5899214A (ja) 1983-06-13

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