JPS51134544A - Locking system of control unit output - Google Patents

Locking system of control unit output

Info

Publication number
JPS51134544A
JPS51134544A JP50058539A JP5853975A JPS51134544A JP S51134544 A JPS51134544 A JP S51134544A JP 50058539 A JP50058539 A JP 50058539A JP 5853975 A JP5853975 A JP 5853975A JP S51134544 A JPS51134544 A JP S51134544A
Authority
JP
Japan
Prior art keywords
locking system
control unit
unit output
output
perfrecd
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
JP50058539A
Other languages
Japanese (ja)
Inventor
Kazuhiro Sano
Yoshiteru Miki
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
Original Assignee
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50058539A priority Critical patent/JPS51134544A/en
Publication of JPS51134544A publication Critical patent/JPS51134544A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: Development of a simple locking system for perfrecd prevention of the erroneous control output and maximum utilization of the correct output for system control.
COPYRIGHT: (C)1976,JPO&Japio
JP50058539A 1975-05-19 1975-05-19 Locking system of control unit output Pending JPS51134544A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50058539A JPS51134544A (en) 1975-05-19 1975-05-19 Locking system of control unit output

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50058539A JPS51134544A (en) 1975-05-19 1975-05-19 Locking system of control unit output

Publications (1)

Publication Number Publication Date
JPS51134544A true JPS51134544A (en) 1976-11-22

Family

ID=13087235

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50058539A Pending JPS51134544A (en) 1975-05-19 1975-05-19 Locking system of control unit output

Country Status (1)

Country Link
JP (1) JPS51134544A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6118311A (en) * 1984-07-04 1986-01-27 三菱電機株式会社 Digital protective relaying device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6118311A (en) * 1984-07-04 1986-01-27 三菱電機株式会社 Digital protective relaying device

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