JPS5295045A - Monitoring system for overcurrent circuit breaker - Google Patents

Monitoring system for overcurrent circuit breaker

Info

Publication number
JPS5295045A
JPS5295045A JP1140076A JP1140076A JPS5295045A JP S5295045 A JPS5295045 A JP S5295045A JP 1140076 A JP1140076 A JP 1140076A JP 1140076 A JP1140076 A JP 1140076A JP S5295045 A JPS5295045 A JP S5295045A
Authority
JP
Japan
Prior art keywords
circuit breaker
monitoring system
overcurrent circuit
control circuit
overcurrent
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
JP1140076A
Other languages
English (en)
Inventor
Yasuyuki Hiyama
Tatsuo Fujiwara
Hiroshi Sasaki
Junichi Makino
Yoshiteru Miki
Koichi Horisaki
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 JP1140076A priority Critical patent/JPS5295045A/ja
Publication of JPS5295045A publication Critical patent/JPS5295045A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP1140076A 1976-02-06 1976-02-06 Monitoring system for overcurrent circuit breaker Pending JPS5295045A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1140076A JPS5295045A (en) 1976-02-06 1976-02-06 Monitoring system for overcurrent circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1140076A JPS5295045A (en) 1976-02-06 1976-02-06 Monitoring system for overcurrent circuit breaker

Publications (1)

Publication Number Publication Date
JPS5295045A true JPS5295045A (en) 1977-08-10

Family

ID=11776954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1140076A Pending JPS5295045A (en) 1976-02-06 1976-02-06 Monitoring system for overcurrent circuit breaker

Country Status (1)

Country Link
JP (1) JPS5295045A (ja)

Similar Documents

Publication Publication Date Title
JPS5295045A (en) Monitoring system for overcurrent circuit breaker
JPS5487834A (en) Protective device for on-load tap changer
JPS5563600A (en) Car generator
JPS52154059A (en) Protective device for dc motor
JPS5320549A (en) Circuit breaker
JPS5284423A (en) Invertor protection device
JPS5317948A (en) Protective circuit for overcurrent
JPS54113045A (en) Protective relay
JPS54132749A (en) Protective relaying equipment
JPS5654501A (en) Digital output circuit
JPS5288753A (en) Static type voltage regulating system
JPS5296336A (en) Protection device for circuit breaker
JPS52150537A (en) Step-out detector
JPS536859A (en) Capacitor switching means
JPS52120353A (en) Protective device for dc power transmission system
JPS52126741A (en) Protective relay
JPS5330756A (en) Protection system for dc transmission line
JPS5383013A (en) Overcurrent protection for converter
JPS5421550A (en) Protective relay system
JPS5624618A (en) Protection circuit of current control circuit using direct current transformer
JPS5355757A (en) Power line protection
JPS5384138A (en) Over currenct protective circuit
JPS5432733A (en) Earth direction relay
JPS54153255A (en) Transformer protecting device
JPS51144937A (en) No phase protective device