JPS555077A - Differential current protecting system - Google Patents

Differential current protecting system

Info

Publication number
JPS555077A
JPS555077A JP7789378A JP7789378A JPS555077A JP S555077 A JPS555077 A JP S555077A JP 7789378 A JP7789378 A JP 7789378A JP 7789378 A JP7789378 A JP 7789378A JP S555077 A JPS555077 A JP S555077A
Authority
JP
Japan
Prior art keywords
differential current
protecting system
current protecting
differential
protecting
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.)
Granted
Application number
JP7789378A
Other languages
Japanese (ja)
Other versions
JPS6152613B2 (en
Inventor
Kouji Maeda
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP7789378A priority Critical patent/JPS555077A/en
Publication of JPS555077A publication Critical patent/JPS555077A/en
Publication of JPS6152613B2 publication Critical patent/JPS6152613B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
JP7789378A 1978-06-26 1978-06-26 Differential current protecting system Granted JPS555077A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7789378A JPS555077A (en) 1978-06-26 1978-06-26 Differential current protecting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7789378A JPS555077A (en) 1978-06-26 1978-06-26 Differential current protecting system

Publications (2)

Publication Number Publication Date
JPS555077A true JPS555077A (en) 1980-01-14
JPS6152613B2 JPS6152613B2 (en) 1986-11-14

Family

ID=13646750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7789378A Granted JPS555077A (en) 1978-06-26 1978-06-26 Differential current protecting system

Country Status (1)

Country Link
JP (1) JPS555077A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195940A (en) * 1986-02-24 1987-08-29 Tenporarii Center:Kk Tracking device
JPS62195939A (en) * 1986-02-24 1987-08-29 Tenporarii Center:Kk Tracking device
JPH0447774U (en) * 1990-08-29 1992-04-23

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6377907U (en) * 1986-11-12 1988-05-23
JPS63126312U (en) * 1987-02-12 1988-08-18
JPS63167405U (en) * 1987-03-19 1988-11-01
JPH0230563U (en) * 1988-08-18 1990-02-27

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5024008A (en) * 1973-07-05 1975-03-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5024008A (en) * 1973-07-05 1975-03-14

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195940A (en) * 1986-02-24 1987-08-29 Tenporarii Center:Kk Tracking device
JPS62195939A (en) * 1986-02-24 1987-08-29 Tenporarii Center:Kk Tracking device
JPH0447774U (en) * 1990-08-29 1992-04-23

Also Published As

Publication number Publication date
JPS6152613B2 (en) 1986-11-14

Similar Documents

Publication Publication Date Title
JPS5681038A (en) Grounddfault protecting system
GB2052023B (en) Hangfire protection system
JPS5557966A (en) Reorientation system
JPS5571127A (en) Protecting relay
JPS5525700A (en) Antiiskid system
DE2965341D1 (en) Wire-guidance system
GB2014005B (en) Electrical systems
JPS5566227A (en) Protecting relay
JPS5561231A (en) Protecting relay
GB2024914B (en) Electroniclocking system
JPS555077A (en) Differential current protecting system
JPS5518831A (en) Bus protecting system
JPS5546817A (en) Protecting relay
ZA791791B (en) Ligthing system
JPS5532463A (en) Carrier protecting relay
JPS558216A (en) Differential protective relay
JPS5568818A (en) Differential protecting relay
JPS5588517A (en) Differential protection relay
JPS5541111A (en) Power system protecting system
JPS5529281A (en) Parallel twoochannel system protecting relay
JPS5532464A (en) Protecting relay
JPS5561233A (en) Protecting relay
JPS5546820A (en) Protecting relay
GB2134780B (en) Protective system
JPS57119613A (en) High sensitivity current differential protector