GB337119A - Improvements in or relating to electric relays - Google Patents

Improvements in or relating to electric relays

Info

Publication number
GB337119A
GB337119A GB2690729A GB2690729A GB337119A GB 337119 A GB337119 A GB 337119A GB 2690729 A GB2690729 A GB 2690729A GB 2690729 A GB2690729 A GB 2690729A GB 337119 A GB337119 A GB 337119A
Authority
GB
United Kingdom
Prior art keywords
relating
electric relays
relays
electric
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.)
Expired
Application number
GB2690729A
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB2690729A priority Critical patent/GB337119A/en
Publication of GB337119A publication Critical patent/GB337119A/en
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
    • H02H3/40—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 ratio of voltage and current
    • H02H3/407—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 ratio of voltage and current using induction relays
GB2690729A 1929-09-04 1929-09-04 Improvements in or relating to electric relays Expired GB337119A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2690729A GB337119A (en) 1929-09-04 1929-09-04 Improvements in or relating to electric relays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2690729A GB337119A (en) 1929-09-04 1929-09-04 Improvements in or relating to electric relays

Publications (1)

Publication Number Publication Date
GB337119A true GB337119A (en) 1930-10-30

Family

ID=10251086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2690729A Expired GB337119A (en) 1929-09-04 1929-09-04 Improvements in or relating to electric relays

Country Status (1)

Country Link
GB (1) GB337119A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2697187A (en) * 1951-10-13 1954-12-14 Westinghouse Electric Corp Induction type alternating-current relay
US2752539A (en) * 1952-03-05 1956-06-26 Westinghouse Electric Corp Induction-type alternating-current relays
US2797369A (en) * 1953-04-23 1957-06-25 Gen Electric Quick reset induction time delay device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2697187A (en) * 1951-10-13 1954-12-14 Westinghouse Electric Corp Induction type alternating-current relay
US2752539A (en) * 1952-03-05 1956-06-26 Westinghouse Electric Corp Induction-type alternating-current relays
US2797369A (en) * 1953-04-23 1957-06-25 Gen Electric Quick reset induction time delay device

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