FR2251094B3 - - Google Patents

Info

Publication number
FR2251094B3
FR2251094B3 FR7437234A FR7437234A FR2251094B3 FR 2251094 B3 FR2251094 B3 FR 2251094B3 FR 7437234 A FR7437234 A FR 7437234A FR 7437234 A FR7437234 A FR 7437234A FR 2251094 B3 FR2251094 B3 FR 2251094B3
Authority
FR
France
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
FR7437234A
Other languages
French (fr)
Other versions
FR2251094A1 (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.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2251094A1 publication Critical patent/FR2251094A1/fr
Application granted granted Critical
Publication of FR2251094B3 publication Critical patent/FR2251094B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
    • 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
    • H01H77/107—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 the blow-off force generating means, e.g. current loops
    • 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
    • H01H2077/025—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 pneumatic means, e.g. by arc pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Circuit Breakers (AREA)
FR7437234A 1973-11-12 1974-11-12 Expired FR2251094B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1587773A CH566640A5 (en) 1973-11-12 1973-11-12

Publications (2)

Publication Number Publication Date
FR2251094A1 FR2251094A1 (en) 1975-06-06
FR2251094B3 true FR2251094B3 (en) 1977-08-12

Family

ID=4412711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7437234A Expired FR2251094B3 (en) 1973-11-12 1974-11-12

Country Status (5)

Country Link
JP (1) JPS5079741A (en)
CH (1) CH566640A5 (en)
DE (2) DE2360773A1 (en)
FR (1) FR2251094B3 (en)
GB (1) GB1483635A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407630A (en) * 1979-01-22 1983-10-04 Setsuo Toda Work feed method in a press
JPS55106546U (en) * 1979-01-22 1980-07-25
DE2937490A1 (en) * 1979-09-17 1981-04-02 Siemens AG, 1000 Berlin und 8000 München CURRENT LIMITERS
EP2814049A1 (en) * 2013-06-11 2014-12-17 ABB Technology AG Drive mechanism for a switching device
GB2567289B (en) * 2018-08-02 2019-10-09 Willow Tech Limited A contactor

Also Published As

Publication number Publication date
DE7343364U (en) 1975-10-16
GB1483635A (en) 1977-08-24
JPS5079741A (en) 1975-06-28
CH566640A5 (en) 1975-09-15
FR2251094A1 (en) 1975-06-06
DE2360773A1 (en) 1975-05-15

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