JPS53121146A - Over current protective relay - Google Patents

Over current protective relay

Info

Publication number
JPS53121146A
JPS53121146A JP3633277A JP3633277A JPS53121146A JP S53121146 A JPS53121146 A JP S53121146A JP 3633277 A JP3633277 A JP 3633277A JP 3633277 A JP3633277 A JP 3633277A JP S53121146 A JPS53121146 A JP S53121146A
Authority
JP
Japan
Prior art keywords
over current
protective relay
current protective
utilizing
current
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
JP3633277A
Other languages
Japanese (ja)
Inventor
Yasuhiro Takino
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.)
Meidensha Electric Manufacturing Co Ltd
Original Assignee
Meidensha Electric Manufacturing Co 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 Meidensha Electric Manufacturing Co Ltd filed Critical Meidensha Electric Manufacturing Co Ltd
Priority to JP3633277A priority Critical patent/JPS53121146A/en
Publication of JPS53121146A publication Critical patent/JPS53121146A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)

Abstract

PURPOSE: To simplify current-magnetic energy conversion process, by magnetically converting current change to be protected utilizing electromagnet and detectint it directly as voltage change utilizing hole IC.
COPYRIGHT: (C)1978,JPO&Japio
JP3633277A 1977-03-31 1977-03-31 Over current protective relay Pending JPS53121146A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3633277A JPS53121146A (en) 1977-03-31 1977-03-31 Over current protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3633277A JPS53121146A (en) 1977-03-31 1977-03-31 Over current protective relay

Publications (1)

Publication Number Publication Date
JPS53121146A true JPS53121146A (en) 1978-10-23

Family

ID=12466865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3633277A Pending JPS53121146A (en) 1977-03-31 1977-03-31 Over current protective relay

Country Status (1)

Country Link
JP (1) JPS53121146A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000079554A1 (en) * 1999-06-22 2000-12-28 Mitsubishi Denki Kabushiki Kaisha Circuit breaker with live-state information measuring instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000079554A1 (en) * 1999-06-22 2000-12-28 Mitsubishi Denki Kabushiki Kaisha Circuit breaker with live-state information measuring instrument

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