JPS6346647B2 - - Google Patents

Info

Publication number
JPS6346647B2
JPS6346647B2 JP58023604A JP2360483A JPS6346647B2 JP S6346647 B2 JPS6346647 B2 JP S6346647B2 JP 58023604 A JP58023604 A JP 58023604A JP 2360483 A JP2360483 A JP 2360483A JP S6346647 B2 JPS6346647 B2 JP S6346647B2
Authority
JP
Japan
Prior art keywords
maximum value
circuit
phase
current
value detection
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
JP58023604A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59149729A (ja
Inventor
Chikao Sato
Juji Ooki
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 JP58023604A priority Critical patent/JPS59149729A/ja
Publication of JPS59149729A publication Critical patent/JPS59149729A/ja
Publication of JPS6346647B2 publication Critical patent/JPS6346647B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
JP58023604A 1983-02-15 1983-02-15 差動継電器 Granted JPS59149729A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58023604A JPS59149729A (ja) 1983-02-15 1983-02-15 差動継電器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58023604A JPS59149729A (ja) 1983-02-15 1983-02-15 差動継電器

Publications (2)

Publication Number Publication Date
JPS59149729A JPS59149729A (ja) 1984-08-27
JPS6346647B2 true JPS6346647B2 (zh) 1988-09-16

Family

ID=12115204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58023604A Granted JPS59149729A (ja) 1983-02-15 1983-02-15 差動継電器

Country Status (1)

Country Link
JP (1) JPS59149729A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7117963B2 (ja) * 2018-10-02 2022-08-15 三菱電機株式会社 保護リレー装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50159369A (zh) * 1974-06-12 1975-12-23

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50159369A (zh) * 1974-06-12 1975-12-23

Also Published As

Publication number Publication date
JPS59149729A (ja) 1984-08-27

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