GB1455280A - Circuit breaker having a polyphase control circuit - Google Patents

Circuit breaker having a polyphase control circuit

Info

Publication number
GB1455280A
GB1455280A GB6027173A GB6027173A GB1455280A GB 1455280 A GB1455280 A GB 1455280A GB 6027173 A GB6027173 A GB 6027173A GB 6027173 A GB6027173 A GB 6027173A GB 1455280 A GB1455280 A GB 1455280A
Authority
GB
United Kingdom
Prior art keywords
circuit
control circuit
transformer
overcurrent
time delay
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
GB6027173A
Other languages
English (en)
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
Original Assignee
General Electric Co
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
Priority claimed from US00320150A external-priority patent/US3803455A/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of GB1455280A publication Critical patent/GB1455280A/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
    • H02H3/08—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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power
    • H02H1/063—Arrangements for supplying operative power primary power being supplied by fault current
    • 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
    • H02H3/083—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 for three-phase systems
    • 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
    • H02H3/10—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 additionally responsive to some other abnormal electrical conditions
    • H02H3/105—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 additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature

Landscapes

  • Emergency Protection Circuit Devices (AREA)
GB6027173A 1973-01-02 1973-12-31 Circuit breaker having a polyphase control circuit Expired GB1455280A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31997773A 1973-01-02 1973-01-02
US00320150A US3803455A (en) 1973-01-02 1973-01-02 Electric circuit breaker static trip unit with thermal override

Publications (1)

Publication Number Publication Date
GB1455280A true GB1455280A (en) 1976-11-10

Family

ID=26982230

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6027173A Expired GB1455280A (en) 1973-01-02 1973-12-31 Circuit breaker having a polyphase control circuit

Country Status (5)

Country Link
JP (1) JPS49125837A (de)
DE (1) DE2400084A1 (de)
FR (1) FR2212666B1 (de)
GB (1) GB1455280A (de)
IT (1) IT1002462B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100358210C (zh) * 2004-08-18 2007-12-26 陈金明 三相交流电源防触电防短路无触点节能安全器

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959695A (en) * 1975-04-29 1976-05-25 Westinghouse Electric Corporation Circuit interrupter with ground fault trip control
FR2479556A1 (fr) * 1980-03-31 1981-10-02 Merlin Gerin Declencheur statique perfectionne pour disjoncteur electrique
FR2515889A1 (fr) * 1981-11-04 1983-05-06 Alsthom Atlantique Dispositif de commande d'un cycle de declenchement et de reenclenchement d'un disjoncteur
EP0300077B1 (de) * 1987-07-23 1993-03-17 Mitsubishi Denki Kabushiki Kaisha Überstromdetektor
EP0370139B1 (de) * 1988-11-22 1993-09-15 Mitsubishi Denki Kabushiki Kaisha Schalter mit Ueberstromschutz
US5136458A (en) * 1989-08-31 1992-08-04 Square D Company Microcomputer based electronic trip system for circuit breakers
JP2629466B2 (ja) * 1991-02-15 1997-07-09 日立電子エンジニアリング株式会社 クロスフローファン
KR101631633B1 (ko) * 2014-07-15 2016-06-17 엘에스산전 주식회사 고속 사고전류 검출 회로
FR3142700A1 (fr) 2022-12-02 2024-06-07 Psa Automobiles Sa Vehicule automobile a propulsion electrique equipe d’un cable d’alimentation d’une batterie d’alimentation dudit moteur

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA561560A (en) * 1953-07-21 1958-08-05 L. Harder Edwin Self-trip circuit breaker
FR1141052A (fr) * 1956-01-11 1957-08-26 Brion Leroux & Co Ets Perfectionnements aux interrupteurs automatiques, notamment pour réseaux ruraux
FR1223313A (fr) * 1958-09-12 1960-06-16 Dispositif de contrôle des surcharges inadmissibles fonctionnant en même temps comme relais différentiel
GB942891A (en) * 1959-10-29 1963-11-27 Zd Y Prumyslove Automatisace Source of auxiliary direct current
US3290556A (en) * 1963-01-21 1966-12-06 Allis Chalmers Mfg Co Overcurrent static relay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100358210C (zh) * 2004-08-18 2007-12-26 陈金明 三相交流电源防触电防短路无触点节能安全器

Also Published As

Publication number Publication date
AU6411474A (en) 1975-07-03
FR2212666A1 (de) 1974-07-26
IT1002462B (it) 1976-05-20
JPS49125837A (de) 1974-12-02
DE2400084A1 (de) 1974-08-15
FR2212666B1 (de) 1978-03-24

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee