EP0466287A3 - Circuit breaker with an independant locking device of the movable contact - Google Patents

Circuit breaker with an independant locking device of the movable contact Download PDF

Info

Publication number
EP0466287A3
EP0466287A3 EP19910250158 EP91250158A EP0466287A3 EP 0466287 A3 EP0466287 A3 EP 0466287A3 EP 19910250158 EP19910250158 EP 19910250158 EP 91250158 A EP91250158 A EP 91250158A EP 0466287 A3 EP0466287 A3 EP 0466287A3
Authority
EP
European Patent Office
Prior art keywords
independant
locking device
circuit breaker
movable contact
movable
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.)
Granted
Application number
EP19910250158
Other languages
German (de)
Other versions
EP0466287B1 (en
EP0466287A2 (en
Inventor
Guenter Dipl.-Ing. Seidler-Stahl
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP0466287A2 publication Critical patent/EP0466287A2/en
Publication of EP0466287A3 publication Critical patent/EP0466287A3/en
Application granted granted Critical
Publication of EP0466287B1 publication Critical patent/EP0466287B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism
    • H01H2071/507—Latching devices between operating and release mechanism being collapsible, e.g. yielding elastically, when the opening force is higher than a predetermined value
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
EP91250158A 1990-07-10 1991-06-13 Circuit breaker with an independant locking device of the movable contact Expired - Lifetime EP0466287B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4022078 1990-07-10
DE4022078A DE4022078A1 (en) 1990-07-10 1990-07-10 CIRCUIT BREAKER WITH INDEPENDENT INTERLOCKING DEVICE OF THE MOVABLE SWITCHING CONTACT

Publications (3)

Publication Number Publication Date
EP0466287A2 EP0466287A2 (en) 1992-01-15
EP0466287A3 true EP0466287A3 (en) 1993-04-21
EP0466287B1 EP0466287B1 (en) 1995-01-18

Family

ID=6410078

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91250158A Expired - Lifetime EP0466287B1 (en) 1990-07-10 1991-06-13 Circuit breaker with an independant locking device of the movable contact

Country Status (3)

Country Link
EP (1) EP0466287B1 (en)
JP (1) JPH04351824A (en)
DE (2) DE4022078A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9206137U1 (en) * 1992-05-07 1993-09-09 Siemens AG, 80333 München Circuit breaker with a switch lock
DE4221277A1 (en) * 1992-06-26 1994-01-05 Siemens Ag Low-voltage circuit breaker with a latching device to keep the contact arrangement open
DE19522603A1 (en) * 1995-06-19 1997-01-09 Siemens Ag Protective device against overloading the switching contacts of a switching device
DE19527045C2 (en) * 1995-07-25 2002-02-14 Abb Patent Gmbh Contact arrangement for an electrical switching device
FR2744563B1 (en) * 1996-02-06 1998-04-03 Schneider Electric Sa CONTROL MECHANISM OF A CIRCUIT-BREAKER WITH RELEASABLE LOCK ON A SHORT-CIRCUIT
DE19727853C1 (en) * 1997-06-26 1998-11-26 Siemens Ag Low-voltage circuit breakers with one switching shaft
DE19910172B4 (en) * 1999-02-24 2006-07-06 Siemens Ag Circuit breaker with current-limiting opening of switching contacts
DE29921347U1 (en) * 1999-11-30 2001-04-05 Siemens AG, 80333 München Circuit breaker with current-limiting opening of a switch contact
DE10164517B4 (en) * 2001-12-19 2004-02-19 Siemens Ag Current-limiting low-voltage circuit breaker
DE10344318B3 (en) * 2003-09-19 2004-07-01 Siemens Ag Locking mechanism for electrical switch, has linkage and pawl holding switch in circuit closed position and electrodynamic force may open switch if excessive current flows
DE102007001471A1 (en) * 2007-01-05 2008-07-10 Siemens Ag Electrical switching device for use in low-voltage circuit-breaker, has contact lever linearly guided for closing interfaces during switching movement of lever in point and guided in rotation movement of lever in same point
CN110942963A (en) * 2018-09-21 2020-03-31 江苏大全凯帆开关有限公司 Current-limiting automatic opening device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072972A2 (en) * 1981-08-22 1983-03-02 Licentia Patent-Verwaltungs-GmbH Automatic switch
EP0197739A2 (en) * 1985-03-28 1986-10-15 Mitsubishi Denki Kabushiki Kaisha Air circuit interrupter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072972A2 (en) * 1981-08-22 1983-03-02 Licentia Patent-Verwaltungs-GmbH Automatic switch
EP0197739A2 (en) * 1985-03-28 1986-10-15 Mitsubishi Denki Kabushiki Kaisha Air circuit interrupter

Also Published As

Publication number Publication date
EP0466287B1 (en) 1995-01-18
DE4022078A1 (en) 1992-01-16
JPH04351824A (en) 1992-12-07
DE59104298D1 (en) 1995-03-02
EP0466287A2 (en) 1992-01-15

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