FR944053A - Dispositifs pour couper un circuit électrique dans des conditions anormales - Google Patents

Dispositifs pour couper un circuit électrique dans des conditions anormales

Info

Publication number
FR944053A
FR944053A FR944053DA FR944053A FR 944053 A FR944053 A FR 944053A FR 944053D A FR944053D A FR 944053DA FR 944053 A FR944053 A FR 944053A
Authority
FR
France
Prior art keywords
cutting
devices
electrical circuit
abnormal conditions
circuit under
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
Other languages
English (en)
Inventor
Prafulla Kumar Chatterjea
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR944053A publication Critical patent/FR944053A/fr
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
    • H02H3/10—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
    • 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
    • H02H3/085—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 making use of a thermal sensor, e.g. thermistor, heated by the excess current
FR944053D 1943-04-09 1946-04-05 Dispositifs pour couper un circuit électrique dans des conditions anormales Expired FR944053A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB254380X 1943-04-09

Publications (1)

Publication Number Publication Date
FR944053A true FR944053A (fr) 1949-03-25

Family

ID=10227664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944053D Expired FR944053A (fr) 1943-04-09 1946-04-05 Dispositifs pour couper un circuit électrique dans des conditions anormales

Country Status (4)

Country Link
US (1) US2438495A (fr)
CH (1) CH254380A (fr)
FR (1) FR944053A (fr)
GB (1) GB564822A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002128A (en) * 1957-08-29 1961-09-26 Gen Electric Overload protective means for electrical apparatus
US3750119A (en) * 1971-10-20 1973-07-31 Hewlett Packard Co Computer memory temperature compensation
US3943411A (en) * 1972-04-07 1976-03-09 Denes Huszty Overload protection and display circuit, particularly for sound radiators
GB2056204B (en) * 1979-08-16 1984-09-05 Raychem Corp Protection of electrical systems using ptc devices
US4510482A (en) * 1982-12-15 1985-04-09 Tektronix, Inc. Protective circuit for electronic test probes
US4683515A (en) * 1985-11-20 1987-07-28 Eaton Corporation Modular PTC thermistor overload protection system
BR9710325A (pt) 1996-07-16 2000-01-11 Raychem Corp Sistema de proteção de circuito.
US6349022B1 (en) 1998-09-18 2002-02-19 Tyco Electronics Corporation Latching protection circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1159892A (en) * 1915-11-09 Westinghouse Electric & Mfg Co Electrical protective device.
US915974A (en) * 1906-01-05 1909-03-23 Harry Ward Leonard Automatic thermo-electric control.
US1516646A (en) * 1920-11-09 1924-11-25 Automatic Telephone Mfg Co Ltd Electric resistance material and process for manufacturing the same
US2140930A (en) * 1937-05-01 1938-12-20 Bell Telephone Labor Inc Telephone system
US2377506A (en) * 1942-06-02 1945-06-05 Standard Telephones Cables Ltd Supervision of electric power supply circuits
US2399266A (en) * 1944-08-21 1946-04-30 Raytheon Mfg Co Voltage regulator

Also Published As

Publication number Publication date
CH254380A (de) 1948-04-30
US2438495A (en) 1948-03-30
GB564822A (en) 1944-10-13

Similar Documents

Publication Publication Date Title
FR944053A (fr) Dispositifs pour couper un circuit électrique dans des conditions anormales
FR912387A (fr) Valve pour coupe-circuit électrique
FR942452A (fr) Dispositif pour établir des contacts électriques sur plusieurs éléments simultanément
FR942456A (fr) Perfectionnements aux dispositifs de protection pour circuits électriques
FR1472001A (fr) Organes de raccordement instantané pour conducteurs électriques
FR896579A (fr) Petit disjoncteur
FR897611A (fr) Contacteur pour appareils électriques
FR886959A (fr) Contacts pour appareillage électrique
FR904825A (fr) Presse-étoupe terminal pour câble électrique
FR914039A (fr) Contact pour interrupteurs électriques pour courants de forte intensité
FR903703A (fr) Raccord pour conducteurs électriques
FR904455A (fr) Dispositif de soudure pour courant alternatif
ES162510A1 (es) Dispositivo indicador de distancia de defecto en una línea corriente eléctrica
FR913710A (fr) Dispositif de démarrage pour mutateurs à contacts
ES160062A1 (es) Un dispositivo de contacto eléctrico
ES163687A1 (es) un dispositivo de contacto eléctrico
FR900737A (fr) Appareil de sécurité pour installations électriques
FR898738A (fr) Dispositif pour la commande de contacts électriques par éléments thermo-sensibles
FR902706A (fr) Verrouillage de sectionneur pour interrupteurs multipolaires
FR940583A (fr) Disjoncteur
CH300163A (de) Elektrische Schaltvorrichtung.
FR946927A (fr) Dispositifs à capacités pour circuits électriques de transmission
ES165856A1 (es) Un avisador eléctrico contra robos para circuitos abiertos
FR906768A (fr) Dispositif de contact électrique
FR905314A (fr) Arrangement électrique notamment pour amplificateurs sélectifs