JPS52100152A - Digital differential current relay - Google Patents

Digital differential current relay

Info

Publication number
JPS52100152A
JPS52100152A JP1598376A JP1598376A JPS52100152A JP S52100152 A JPS52100152 A JP S52100152A JP 1598376 A JP1598376 A JP 1598376A JP 1598376 A JP1598376 A JP 1598376A JP S52100152 A JPS52100152 A JP S52100152A
Authority
JP
Japan
Prior art keywords
differential current
current relay
digital differential
force
ratio
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
JP1598376A
Other languages
Japanese (ja)
Inventor
Yoshiji Nii
Takayuki Matsuda
Tomio Chiba
Hiroshi Sanowa
Hiroshi Sasaki
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
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Hitachi 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 Electric Power Co Inc, Hitachi Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP1598376A priority Critical patent/JPS52100152A/en
Publication of JPS52100152A publication Critical patent/JPS52100152A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To shorten the calculation time for accomplishing a relay function and improve a performance to price ratio of device by obtaining a ratio differential characteristic through holy one product operation for an operative force and suppression force.
COPYRIGHT: (C)1977,JPO&Japio
JP1598376A 1976-02-18 1976-02-18 Digital differential current relay Pending JPS52100152A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1598376A JPS52100152A (en) 1976-02-18 1976-02-18 Digital differential current relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1598376A JPS52100152A (en) 1976-02-18 1976-02-18 Digital differential current relay

Publications (1)

Publication Number Publication Date
JPS52100152A true JPS52100152A (en) 1977-08-22

Family

ID=11903899

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1598376A Pending JPS52100152A (en) 1976-02-18 1976-02-18 Digital differential current relay

Country Status (1)

Country Link
JP (1) JPS52100152A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0634637U (en) * 1991-03-14 1994-05-10 恵理 鳥居 Medication confirmation card

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0634637U (en) * 1991-03-14 1994-05-10 恵理 鳥居 Medication confirmation card

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