JPS465976A - - Google Patents

Info

Publication number
JPS465976A
JPS465976A JP2844571A JP2844571A JPS465976A JP S465976 A JPS465976 A JP S465976A JP 2844571 A JP2844571 A JP 2844571A JP 2844571 A JP2844571 A JP 2844571A JP S465976 A JPS465976 A JP S465976A
Authority
JP
Japan
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
JP2844571A
Other languages
Japanese (ja)
Other versions
JPS5319776B2 (en
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 filed Critical
Publication of JPS465976A publication Critical patent/JPS465976A/ja
Publication of JPS5319776B2 publication Critical patent/JPS5319776B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/093—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current with timing means
JP2844571A 1970-04-29 1971-04-28 Expired JPS5319776B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3296070A 1970-04-29 1970-04-29

Publications (2)

Publication Number Publication Date
JPS465976A true JPS465976A (en) 1971-12-06
JPS5319776B2 JPS5319776B2 (en) 1978-06-22

Family

ID=21867806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2844571A Expired JPS5319776B2 (en) 1970-04-29 1971-04-28

Country Status (2)

Country Link
US (1) US3602776A (en)
JP (1) JPS5319776B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3707651A (en) * 1971-06-29 1972-12-26 Westinghouse Electric Corp Frequency shifted modulated carrier protective relaying system with amplitude modulated voice communication
JPS5183147A (en) * 1975-01-20 1976-07-21 Tokyo Shibaura Electric Co
US4006387A (en) * 1975-09-22 1977-02-01 The United States Of America As Represented By The Secretary Of The Air Force Low power solid state three-phase overcurrent/undercurrent protection circuit
JPS607129U (en) * 1983-06-24 1985-01-18 トキワ工業株式会社 safety switch
US6058353A (en) * 1997-01-23 2000-05-02 Commonwealth Edison Company System and method for providing backup protection for circuit breaker failure

Also Published As

Publication number Publication date
JPS5319776B2 (en) 1978-06-22
US3602776A (en) 1971-08-31

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