JPS51125842A - Protective system for electric device - Google Patents

Protective system for electric device

Info

Publication number
JPS51125842A
JPS51125842A JP4868475A JP4868475A JPS51125842A JP S51125842 A JPS51125842 A JP S51125842A JP 4868475 A JP4868475 A JP 4868475A JP 4868475 A JP4868475 A JP 4868475A JP S51125842 A JPS51125842 A JP S51125842A
Authority
JP
Japan
Prior art keywords
protective system
electric device
protective
electric devices
control wire
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
JP4868475A
Other languages
Japanese (ja)
Inventor
Hiroyuki Okamoto
Hiroshi Okuda
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 JP4868475A priority Critical patent/JPS51125842A/en
Publication of JPS51125842A publication Critical patent/JPS51125842A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Generators And Motors (AREA)

Abstract

PURPOSE: A protective system adapted to detect abnormal overheat of electric devices without any control wire between the device and the system.
COPYRIGHT: (C)1976,JPO&Japio
JP4868475A 1975-04-23 1975-04-23 Protective system for electric device Pending JPS51125842A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4868475A JPS51125842A (en) 1975-04-23 1975-04-23 Protective system for electric device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4868475A JPS51125842A (en) 1975-04-23 1975-04-23 Protective system for electric device

Publications (1)

Publication Number Publication Date
JPS51125842A true JPS51125842A (en) 1976-11-02

Family

ID=12810135

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4868475A Pending JPS51125842A (en) 1975-04-23 1975-04-23 Protective system for electric device

Country Status (1)

Country Link
JP (1) JPS51125842A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60212127A (en) * 1984-04-05 1985-10-24 松下電器産業株式会社 Cooker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60212127A (en) * 1984-04-05 1985-10-24 松下電器産業株式会社 Cooker

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