JPS547143A - Protective device for electric instruments - Google Patents

Protective device for electric instruments

Info

Publication number
JPS547143A
JPS547143A JP7105977A JP7105977A JPS547143A JP S547143 A JPS547143 A JP S547143A JP 7105977 A JP7105977 A JP 7105977A JP 7105977 A JP7105977 A JP 7105977A JP S547143 A JPS547143 A JP S547143A
Authority
JP
Japan
Prior art keywords
protective device
electric instruments
main circuit
fusible
instruments
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
JP7105977A
Other languages
Japanese (ja)
Inventor
Takehiro Kikuchi
Yoshio Kawatani
Seizo Nakano
Kazuaki Oishi
Takeshi Takahashi
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 JP7105977A priority Critical patent/JPS547143A/en
Publication of JPS547143A publication Critical patent/JPS547143A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)

Abstract

PURPOSE: To protect a main circuit from being put under the influence of the faults by connecting the conductors in the main circuit provided in the electric instruments of power station, through a fusible device to a protective device such as an arrester and by disconnecting the fusible device therefrom in the event the protective device may fall into the fault.
COPYRIGHT: (C)1979,JPO&Japio
JP7105977A 1977-06-17 1977-06-17 Protective device for electric instruments Pending JPS547143A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7105977A JPS547143A (en) 1977-06-17 1977-06-17 Protective device for electric instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7105977A JPS547143A (en) 1977-06-17 1977-06-17 Protective device for electric instruments

Publications (1)

Publication Number Publication Date
JPS547143A true JPS547143A (en) 1979-01-19

Family

ID=13449561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7105977A Pending JPS547143A (en) 1977-06-17 1977-06-17 Protective device for electric instruments

Country Status (1)

Country Link
JP (1) JPS547143A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62154098U (en) * 1986-03-17 1987-09-30

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62154098U (en) * 1986-03-17 1987-09-30

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