DE69931743D1 - breakers - Google Patents

breakers

Info

Publication number
DE69931743D1
DE69931743D1 DE69931743T DE69931743T DE69931743D1 DE 69931743 D1 DE69931743 D1 DE 69931743D1 DE 69931743 T DE69931743 T DE 69931743T DE 69931743 T DE69931743 T DE 69931743T DE 69931743 D1 DE69931743 D1 DE 69931743D1
Authority
DE
Germany
Prior art keywords
moving contact
moving
circuit breaker
contact
breakers
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 - Fee Related
Application number
DE69931743T
Other languages
German (de)
Other versions
DE69931743T2 (en
Inventor
Renzo Bazzocchi
Stefano Poretta
Carlo Cereda
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.)
ABB SpA
Original Assignee
ABB Service SRL
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 ABB Service SRL filed Critical ABB Service SRL
Publication of DE69931743D1 publication Critical patent/DE69931743D1/en
Application granted granted Critical
Publication of DE69931743T2 publication Critical patent/DE69931743T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/44—Devices for ensuring operation of the switch at a predetermined point in the ac cycle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
    • H01H3/605—Mechanical arrangements for preventing or damping vibration or shock making use of a fluid damper
    • 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
    • H01H7/16—Devices for ensuring operation of the switch at a predetermined point in the ac cycle
    • 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
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/56—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the ac cycle
    • H01H9/563—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the ac cycle for multipolar switches, e.g. different timing for different phases, selecting phase with first zero-crossing

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Push-Button Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Saccharide Compounds (AREA)

Abstract

A circuit breaker comprising at least one moving contact and at least one fixed contact, an actuator for moving the moving contact, said circuit breaker comprising an active device which is operatively connected to the moving contact and is suitable to modulate the motion of the moving contact by applying an adjustable force. <IMAGE>
DE69931743T 1998-12-30 1999-12-15 breakers Expired - Fee Related DE69931743T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1998MI002862A IT1304072B1 (en) 1998-12-30 1998-12-30 CURRENT SWITCH WITH IMPROVED FUNCTIONALITY
ITMI982862 1998-12-30

Publications (2)

Publication Number Publication Date
DE69931743D1 true DE69931743D1 (en) 2006-07-20
DE69931743T2 DE69931743T2 (en) 2007-05-31

Family

ID=11381383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69931743T Expired - Fee Related DE69931743T2 (en) 1998-12-30 1999-12-15 breakers

Country Status (5)

Country Link
EP (1) EP1017071B1 (en)
AT (1) ATE329358T1 (en)
DE (1) DE69931743T2 (en)
ES (1) ES2267224T3 (en)
IT (1) IT1304072B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2899717B1 (en) * 2006-04-11 2008-05-23 Schneider Electric Ind Sas ELECTRICAL CUTTING DEVICE FOR THE POWERING ON OR OFF OF AN ELECTRICAL EQUIPMENT
DE102016215699A1 (en) 2016-08-22 2018-02-22 Siemens Aktiengesellschaft Device and method for switching medium and / or high voltages with specific drive characteristics

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935951B1 (en) * 1968-12-30 1974-09-26
US4195211A (en) * 1976-06-18 1980-03-25 I-T-E Imperial Corporation Single pole trip and ganged pole closing for multiphase high-voltage power circuit breakers
US4387280A (en) * 1978-05-29 1983-06-07 General Electric Company High speed hydraulically-actuated operating system for an electric circuit breaker
CH660256A5 (en) * 1983-01-25 1987-03-31 Sprecher Energie Ag DRIVE ARRANGEMENT FOR A HIGH VOLTAGE SWITCH.
US5389905A (en) * 1992-04-22 1995-02-14 Matsushita Electric Works, Ltd. Damper, electromagnet assembly employing the damper, and relay employing the electromagnet assemblies
EP0817225A1 (en) * 1996-06-26 1998-01-07 GEC Alsthom T&D AG Multiphase circuit breaker, in particular for high voltage

Also Published As

Publication number Publication date
ATE329358T1 (en) 2006-06-15
ITMI982862A1 (en) 2000-06-30
ES2267224T3 (en) 2007-03-01
ITMI982862A0 (en) 1998-12-30
IT1304072B1 (en) 2001-03-07
EP1017071B1 (en) 2006-06-07
EP1017071A3 (en) 2002-11-06
EP1017071A2 (en) 2000-07-05
DE69931743T2 (en) 2007-05-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ABB S.P.A., MILANO, IT

8339 Ceased/non-payment of the annual fee