ES445802A1 - Perfeccionamientos en disparadores de relacion preperfeccionamientos en disparadores de seleccion prvia de funcion para instrumentacion electrica. evia de funcion para instrumentacion electrica. - Google Patents

Perfeccionamientos en disparadores de relacion preperfeccionamientos en disparadores de seleccion prvia de funcion para instrumentacion electrica. evia de funcion para instrumentacion electrica.

Info

Publication number
ES445802A1
ES445802A1 ES445802A ES445802A ES445802A1 ES 445802 A1 ES445802 A1 ES 445802A1 ES 445802 A ES445802 A ES 445802A ES 445802 A ES445802 A ES 445802A ES 445802 A1 ES445802 A1 ES 445802A1
Authority
ES
Spain
Prior art keywords
tripping device
selection
function
electrical equipment
tripping
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
ES445802A
Other languages
English (en)
Spanish (es)
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.)
Alstom SA
Original Assignee
Unelec SA
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 Unelec SA filed Critical Unelec SA
Publication of ES445802A1 publication Critical patent/ES445802A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H2083/205—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition having shunt or UVR tripping device with integrated mechanical energy accumulator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H2083/208—Converting under voltage release [UVR] and shunt release

Landscapes

  • Breakers (AREA)
ES445802A 1975-03-06 1976-03-05 Perfeccionamientos en disparadores de relacion preperfeccionamientos en disparadores de seleccion prvia de funcion para instrumentacion electrica. evia de funcion para instrumentacion electrica. Expired ES445802A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7506966A FR2303367A1 (fr) 1975-03-06 1975-03-06 Declencheur a selection prealable de fonction pour appareillage electrique

Publications (1)

Publication Number Publication Date
ES445802A1 true ES445802A1 (es) 1977-10-01

Family

ID=9152180

Family Applications (1)

Application Number Title Priority Date Filing Date
ES445802A Expired ES445802A1 (es) 1975-03-06 1976-03-05 Perfeccionamientos en disparadores de relacion preperfeccionamientos en disparadores de seleccion prvia de funcion para instrumentacion electrica. evia de funcion para instrumentacion electrica.

Country Status (3)

Country Link
US (1) US4061993A (ref)
ES (1) ES445802A1 (ref)
FR (1) FR2303367A1 (ref)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097831A (en) * 1977-01-21 1978-06-27 General Electric Company Circuit breaker accessory tripping apparatus
US4467299A (en) * 1982-12-03 1984-08-21 General Electric Company Adapter assembly for circuit breaker undervoltage release accessory
FR2637121B1 (fr) * 1988-09-27 1990-11-02 Merlin Gerin Declencheur auxiliaire a electro-aimant reversible pour disjoncteur
US5117210A (en) * 1991-02-11 1992-05-26 General Electric Company Molded case circuit breaker field-installable accessories
FR2704090B1 (fr) * 1993-04-16 1995-06-23 Merlin Gerin Declencheur auxiliaire pour disjoncteur.
US6172584B1 (en) * 1999-12-20 2001-01-09 General Electric Company Circuit breaker accessory reset system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3175064A (en) * 1962-04-05 1965-03-23 Ite Circuit Breaker Ltd Shunt trip and under voltage device
US3215801A (en) * 1963-02-12 1965-11-02 Ite Circuit Breaker Ltd Motion diverter means for a circuit breaker to facilitate conversion from an undervoltage trip device to a shunt trip device
US3293577A (en) * 1965-09-21 1966-12-20 Gen Electric Undervoltage release for circuit breaker

Also Published As

Publication number Publication date
FR2303367B1 (ref) 1977-10-21
FR2303367A1 (fr) 1976-10-01
US4061993A (en) 1977-12-06

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