FR1121073A - Quick opening control device for circuit breaker - Google Patents

Quick opening control device for circuit breaker

Info

Publication number
FR1121073A
FR1121073A FR1121073DA FR1121073A FR 1121073 A FR1121073 A FR 1121073A FR 1121073D A FR1121073D A FR 1121073DA FR 1121073 A FR1121073 A FR 1121073A
Authority
FR
France
Prior art keywords
control device
circuit breaker
opening control
quick opening
quick
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
French (fr)
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite 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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Application granted granted Critical
Publication of FR1121073A publication Critical patent/FR1121073A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
    • H01H77/104—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement with a stable blow-off position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/04—Energy stored by deformation of elastic members
    • H01H5/06—Energy stored by deformation of elastic members by compression or extension of coil springs

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
FR1121073D 1955-02-02 1955-02-02 Quick opening control device for circuit breaker Expired FR1121073A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1121073T 1955-02-02

Publications (1)

Publication Number Publication Date
FR1121073A true FR1121073A (en) 1956-07-20

Family

ID=9631838

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1121073D Expired FR1121073A (en) 1955-02-02 1955-02-02 Quick opening control device for circuit breaker

Country Status (1)

Country Link
FR (1) FR1121073A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260865A (en) * 1978-08-31 1981-04-07 Mitsubishi Denki Kabushiki Kaisha Circuit breaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260865A (en) * 1978-08-31 1981-04-07 Mitsubishi Denki Kabushiki Kaisha Circuit breaker

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