JPS5243960A - Digital difference current relay - Google Patents

Digital difference current relay

Info

Publication number
JPS5243960A
JPS5243960A JP50118763A JP11876375A JPS5243960A JP S5243960 A JPS5243960 A JP S5243960A JP 50118763 A JP50118763 A JP 50118763A JP 11876375 A JP11876375 A JP 11876375A JP S5243960 A JPS5243960 A JP S5243960A
Authority
JP
Japan
Prior art keywords
current relay
difference current
digital difference
digital
elevated
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
JP50118763A
Other languages
Japanese (ja)
Inventor
Yoshiji Nii
Takayuki Matsuda
Hiroshi Sasaki
Haruo Nohara
Kazuhiro Sano
Tomio Chiba
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 Co 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 JP50118763A priority Critical patent/JPS5243960A/en
Publication of JPS5243960A publication Critical patent/JPS5243960A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: By calculating simultaneous scalar sum of each terminal, the product calculation is made to be reduced, and treating capacity is elevated.
COPYRIGHT: (C)1977,JPO&Japio
JP50118763A 1975-10-03 1975-10-03 Digital difference current relay Pending JPS5243960A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50118763A JPS5243960A (en) 1975-10-03 1975-10-03 Digital difference current relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50118763A JPS5243960A (en) 1975-10-03 1975-10-03 Digital difference current relay

Publications (1)

Publication Number Publication Date
JPS5243960A true JPS5243960A (en) 1977-04-06

Family

ID=14744447

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50118763A Pending JPS5243960A (en) 1975-10-03 1975-10-03 Digital difference current relay

Country Status (1)

Country Link
JP (1) JPS5243960A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50113747A (en) * 1974-02-20 1975-09-06
JPS50118759A (en) * 1974-02-28 1975-09-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50113747A (en) * 1974-02-20 1975-09-06
JPS50118759A (en) * 1974-02-28 1975-09-17

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