IT1184864B - Disposizione atta ad evitare e/o ritardare la richiusura di contatti in interruttori limitatori di corrente dopo un'apertura dei medesimi per repulsione - Google Patents

Disposizione atta ad evitare e/o ritardare la richiusura di contatti in interruttori limitatori di corrente dopo un'apertura dei medesimi per repulsione

Info

Publication number
IT1184864B
IT1184864B IT19279/85A IT1927985A IT1184864B IT 1184864 B IT1184864 B IT 1184864B IT 19279/85 A IT19279/85 A IT 19279/85A IT 1927985 A IT1927985 A IT 1927985A IT 1184864 B IT1184864 B IT 1184864B
Authority
IT
Italy
Prior art keywords
delay
closing
opening
contacts
repulsion
Prior art date
Application number
IT19279/85A
Other languages
English (en)
Other versions
IT8519279A0 (it
Inventor
Claudio Banfi
Original Assignee
Cge Comp Gen Elettromecc
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 Cge Comp Gen Elettromecc filed Critical Cge Comp Gen Elettromecc
Priority to IT19279/85A priority Critical patent/IT1184864B/it
Publication of IT8519279A0 publication Critical patent/IT8519279A0/it
Priority to AT86101066T priority patent/ATE71474T1/de
Priority to EP86101066A priority patent/EP0189887B1/en
Priority to DE8686101066T priority patent/DE3683301D1/de
Application granted granted Critical
Publication of IT1184864B publication Critical patent/IT1184864B/it

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
    • H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H75/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism
    • H01H75/02—Details
    • H01H75/04—Reset mechanisms for automatically reclosing a limited number of times

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Keying Circuit Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Electronic Switches (AREA)
IT19279/85A 1985-01-29 1985-01-29 Disposizione atta ad evitare e/o ritardare la richiusura di contatti in interruttori limitatori di corrente dopo un'apertura dei medesimi per repulsione IT1184864B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT19279/85A IT1184864B (it) 1985-01-29 1985-01-29 Disposizione atta ad evitare e/o ritardare la richiusura di contatti in interruttori limitatori di corrente dopo un'apertura dei medesimi per repulsione
AT86101066T ATE71474T1 (de) 1985-01-29 1986-01-27 Vorrichtung zur verzoegerten schliessung fuer kontakte eines strombegrenzungs-lastschalters.
EP86101066A EP0189887B1 (en) 1985-01-29 1986-01-27 Closing delay arrangement for current limiting circuit breaker contacts
DE8686101066T DE3683301D1 (de) 1985-01-29 1986-01-27 Vorrichtung zur verzoegerten schliessung fuer kontakte eines strombegrenzungs-lastschalters.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19279/85A IT1184864B (it) 1985-01-29 1985-01-29 Disposizione atta ad evitare e/o ritardare la richiusura di contatti in interruttori limitatori di corrente dopo un'apertura dei medesimi per repulsione

Publications (2)

Publication Number Publication Date
IT8519279A0 IT8519279A0 (it) 1985-01-29
IT1184864B true IT1184864B (it) 1987-10-28

Family

ID=11156353

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19279/85A IT1184864B (it) 1985-01-29 1985-01-29 Disposizione atta ad evitare e/o ritardare la richiusura di contatti in interruttori limitatori di corrente dopo un'apertura dei medesimi per repulsione

Country Status (4)

Country Link
EP (1) EP0189887B1 (it)
AT (1) ATE71474T1 (it)
DE (1) DE3683301D1 (it)
IT (1) IT1184864B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2792768B1 (fr) * 1999-04-22 2001-06-15 Schneider Electric Ind Sa Disjoncteur limiteur comportant un accumulateur d'energie auxiliaire
US6747532B1 (en) 2002-12-23 2004-06-08 General Electric Company Method, system and apparatus for employing neutral poles in multipole circuit breakers
CN107958828B (zh) * 2016-10-17 2020-03-31 浙江正泰电器股份有限公司 断路器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469216A (en) * 1966-07-12 1969-09-23 Nikko Electric Mfg Co Ltd High speed current limiting circuit breaker utilizing electromagnetic repulsion
NL142271B (nl) * 1967-01-27 1974-05-15 Terasaki Denki Sangyo Kk Automatische schakelinrichting met beweegbare contactstangen openend onder invloed van elektrodynamische krachten.
US4144513A (en) * 1977-08-18 1979-03-13 Gould Inc. Anti-rebound latch for current limiting switches

Also Published As

Publication number Publication date
EP0189887A3 (en) 1989-04-05
DE3683301D1 (de) 1992-02-20
IT8519279A0 (it) 1985-01-29
EP0189887B1 (en) 1992-01-08
EP0189887A2 (en) 1986-08-06
ATE71474T1 (de) 1992-01-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970221