IT206253Z2 - ELECTRIC CIRCUIT BREAKER CURRENT LIMITER FOR OPENING OF CONTACTS FOR ELECTRODYNAMIC REPULSION. - Google Patents

ELECTRIC CIRCUIT BREAKER CURRENT LIMITER FOR OPENING OF CONTACTS FOR ELECTRODYNAMIC REPULSION.

Info

Publication number
IT206253Z2
IT206253Z2 IT2345885U IT2345885U IT206253Z2 IT 206253 Z2 IT206253 Z2 IT 206253Z2 IT 2345885 U IT2345885 U IT 2345885U IT 2345885 U IT2345885 U IT 2345885U IT 206253 Z2 IT206253 Z2 IT 206253Z2
Authority
IT
Italy
Prior art keywords
contacts
opening
circuit breaker
electric circuit
current limiter
Prior art date
Application number
IT2345885U
Other languages
Italian (it)
Other versions
IT8523458V0 (en
Original Assignee
Sace Spa
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 Sace Spa filed Critical Sace Spa
Priority to IT2345885U priority Critical patent/IT206253Z2/en
Publication of IT8523458V0 publication Critical patent/IT8523458V0/en
Priority to DE8686201744T priority patent/DE3679782D1/en
Priority to EP19860201744 priority patent/EP0223272B1/en
Application granted granted Critical
Publication of IT206253Z2 publication Critical patent/IT206253Z2/en

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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2418—Electromagnetic mechanisms combined with an electrodynamic current limiting mechanism
    • H01H2071/2427—Electromagnetic mechanisms combined with an electrodynamic current limiting mechanism with blow-off movement tripping mechanism, e.g. electrodynamic effect on contacts trips the traditional trip device before it can unlatch the spring mechanism by itself
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/0253—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch two co-operating contacts actuated independently
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2418—Electromagnetic mechanisms combined with an electrodynamic current limiting mechanism
    • 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
    • H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/522—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism
    • H01H71/525—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism comprising a toggle between cradle and contact arm and mechanism spring acting between handle and toggle knee

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
IT2345885U 1985-10-18 1985-10-18 ELECTRIC CIRCUIT BREAKER CURRENT LIMITER FOR OPENING OF CONTACTS FOR ELECTRODYNAMIC REPULSION. IT206253Z2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT2345885U IT206253Z2 (en) 1985-10-18 1985-10-18 ELECTRIC CIRCUIT BREAKER CURRENT LIMITER FOR OPENING OF CONTACTS FOR ELECTRODYNAMIC REPULSION.
DE8686201744T DE3679782D1 (en) 1985-10-18 1986-10-08 CURRENT-LIMITING ELECTRICAL SWITCH WITH CONTACT OPENING THROUGH ELECTRODYNAMIC REPELLATION.
EP19860201744 EP0223272B1 (en) 1985-10-18 1986-10-08 Current-limiter electrical circuit breaker, with contact opening by electrodynamic repulsion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2345885U IT206253Z2 (en) 1985-10-18 1985-10-18 ELECTRIC CIRCUIT BREAKER CURRENT LIMITER FOR OPENING OF CONTACTS FOR ELECTRODYNAMIC REPULSION.

Publications (2)

Publication Number Publication Date
IT8523458V0 IT8523458V0 (en) 1985-10-18
IT206253Z2 true IT206253Z2 (en) 1987-07-13

Family

ID=11207280

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2345885U IT206253Z2 (en) 1985-10-18 1985-10-18 ELECTRIC CIRCUIT BREAKER CURRENT LIMITER FOR OPENING OF CONTACTS FOR ELECTRODYNAMIC REPULSION.

Country Status (3)

Country Link
EP (1) EP0223272B1 (en)
DE (1) DE3679782D1 (en)
IT (1) IT206253Z2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ300885B6 (en) * 2002-01-22 2009-09-02 Oez S.R.O. Tension spring hinge, in particular for springs of switching devices
CZ300886B6 (en) * 2002-03-25 2009-09-02 Oez S.R.O. Release gear, in particular of switching mechanisms of circuit breakers and disconnect switches
CN104022000B (en) * 2014-05-27 2017-04-05 通能顺达科技国际有限公司 A quick-response disengagement circuit breaker and a quick-response disengagement method for the circuit breaker

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112822C (en) * 1958-07-30
US3469216A (en) * 1966-07-12 1969-09-23 Nikko Electric Mfg Co Ltd High speed current limiting circuit breaker utilizing electromagnetic repulsion
NL142271B (en) * 1967-01-27 1974-05-15 Terasaki Denki Sangyo Kk AUTOMATIC GEARBOX WITH MOVABLE CONTACT RODS OPENING UNDER THE EFFECT OF ELECTRODYNAMIC FORCES.
DE3133285C2 (en) * 1981-08-22 1984-05-30 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Auto switch

Also Published As

Publication number Publication date
DE3679782D1 (en) 1991-07-18
EP0223272B1 (en) 1991-06-12
IT8523458V0 (en) 1985-10-18
EP0223272A3 (en) 1989-07-26
EP0223272A2 (en) 1987-05-27

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