EP0978858A3 - Circuit breaker - Google Patents
Circuit breaker Download PDFInfo
- Publication number
- EP0978858A3 EP0978858A3 EP99305863A EP99305863A EP0978858A3 EP 0978858 A3 EP0978858 A3 EP 0978858A3 EP 99305863 A EP99305863 A EP 99305863A EP 99305863 A EP99305863 A EP 99305863A EP 0978858 A3 EP0978858 A3 EP 0978858A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- circuit breaker
- load side
- stationary contact
- contact carrier
- housing means
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
- H01H73/045—Bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/18—Contacts characterised by the manner in which co-operating contacts engage by abutting with subsequent sliding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2016—Bridging contacts in which the two contact pairs commutate at substantially different moments
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2041—Rotating bridge
- H01H1/205—Details concerning the elastic mounting of the rotating bridge in the rotor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2041—Rotating bridge
- H01H1/2058—Rotating bridge being assembled in a cassette, which can be placed as a complete unit into a circuit breaker
-
- 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
- H01H71/02—Housings; Casings; Bases; Mountings
-
- 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
-
- 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
- H01H71/2472—Electromagnetic mechanisms with rotatable armatures
-
- 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
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0264—Protective covers for terminals
-
- 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
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/342—Venting arrangements for arc chutes
Landscapes
- Breakers (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05015106A EP1600988A3 (en) | 1998-08-04 | 1999-07-23 | Circuit breaker |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22009498A JP3721266B2 (en) | 1998-08-04 | 1998-08-04 | Circuit breaker |
JP22009498 | 1998-08-04 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05015106A Division EP1600988A3 (en) | 1998-08-04 | 1999-07-23 | Circuit breaker |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0978858A2 EP0978858A2 (en) | 2000-02-09 |
EP0978858A3 true EP0978858A3 (en) | 2000-10-25 |
EP0978858B1 EP0978858B1 (en) | 2006-04-12 |
Family
ID=16745841
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05015106A Withdrawn EP1600988A3 (en) | 1998-08-04 | 1999-07-23 | Circuit breaker |
EP19990305863 Expired - Lifetime EP0978858B1 (en) | 1998-08-04 | 1999-07-23 | Circuit breaker |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05015106A Withdrawn EP1600988A3 (en) | 1998-08-04 | 1999-07-23 | Circuit breaker |
Country Status (3)
Country | Link |
---|---|
EP (2) | EP1600988A3 (en) |
JP (1) | JP3721266B2 (en) |
DE (1) | DE69930795T2 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10013161B4 (en) * | 2000-03-17 | 2004-02-05 | Aeg Niederspannungstechnik Gmbh & Co Kg | Combined tripping device for a circuit breaker |
DE10150550C1 (en) * | 2001-10-12 | 2002-12-19 | Moeller Gmbh | Contact device for current-limiting protection switch has electrodynamically-operated rotary contact bridge with coupled contact spring pairs preventing rebound |
DE10219022B3 (en) * | 2002-04-27 | 2004-03-18 | Moeller Gmbh | Contact arrangement for current-limiting circuit breakers |
JP4807963B2 (en) * | 2005-04-18 | 2011-11-02 | 日東工業株式会社 | Circuit breaker for wiring |
KR100662752B1 (en) | 2005-10-04 | 2007-01-02 | 엘에스산전 주식회사 | Multi pole circuit breaker |
ITMI20072204A1 (en) * | 2007-11-21 | 2009-05-22 | Abb Spa | DOUBLE INTERRUPTION UNI-POLAR OR MULTI-POLAR INTERRUPTION DEVICE |
KR101141537B1 (en) | 2011-01-03 | 2012-05-04 | 엘에스산전 주식회사 | Movable contactor assembly for current limiting circuit breaker |
DE102011076118A1 (en) * | 2011-05-19 | 2012-11-22 | Siemens Ag | Contact arm for opening or closing electric circuit in power switch utilized for switching electric current, has contact carrier and piece swingable between two positions, where contact surface comprises uneven profile between piece and pad |
CN103077856B (en) * | 2011-10-25 | 2015-03-04 | 施耐德电器工业公司 | Asymmetric double-contact breaker |
KR200472735Y1 (en) * | 2012-11-01 | 2014-05-20 | 엘에스산전 주식회사 | Movable contact arm for molded case circuit breaker and movable contact arm assembly |
JP6307373B2 (en) * | 2014-07-18 | 2018-04-04 | 株式会社日立産機システム | Circuit breaker wipe amount measuring method and wipe amount measuring device |
KR102464650B1 (en) | 2016-05-03 | 2022-11-10 | 엘에스일렉트릭(주) | Current limiting device of circuit breaker |
CN108987138B (en) * | 2017-06-01 | 2024-02-02 | 泰科电子(深圳)有限公司 | Electrical contact system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2445011A1 (en) * | 1978-12-22 | 1980-07-18 | Fligue Wladimir | High current electromagnetic relay for safety circuit - has ferromagnetic screens mounted on high current conductor to prevent operation by parasitic currents |
EP0518791A1 (en) * | 1991-06-14 | 1992-12-16 | Schneider Electric Sa | Electromagnet trip device with percussion-pin |
FR2682531A1 (en) * | 1991-10-15 | 1993-04-16 | Merlin Gerin | Multi-pole circuit breaker with single-pole units |
EP0788128A2 (en) * | 1996-02-02 | 1997-08-06 | Hitachi, Ltd. | Circuit breaker and manufacturing method therefor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD142621A1 (en) * | 1979-03-23 | 1980-07-02 | Dietrich Amft | BRIDGE CONTACT ARRANGEMENT FOR HAND SWITCH WITH ASYMMETRIC SWITCH OPENING |
US4614851A (en) * | 1985-02-21 | 1986-09-30 | Eaton Corporation | Contact sequencing arrangement for rotary double break switch |
-
1998
- 1998-08-04 JP JP22009498A patent/JP3721266B2/en not_active Expired - Fee Related
-
1999
- 1999-07-23 DE DE1999630795 patent/DE69930795T2/en not_active Expired - Fee Related
- 1999-07-23 EP EP05015106A patent/EP1600988A3/en not_active Withdrawn
- 1999-07-23 EP EP19990305863 patent/EP0978858B1/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2445011A1 (en) * | 1978-12-22 | 1980-07-18 | Fligue Wladimir | High current electromagnetic relay for safety circuit - has ferromagnetic screens mounted on high current conductor to prevent operation by parasitic currents |
EP0518791A1 (en) * | 1991-06-14 | 1992-12-16 | Schneider Electric Sa | Electromagnet trip device with percussion-pin |
FR2682531A1 (en) * | 1991-10-15 | 1993-04-16 | Merlin Gerin | Multi-pole circuit breaker with single-pole units |
EP0788128A2 (en) * | 1996-02-02 | 1997-08-06 | Hitachi, Ltd. | Circuit breaker and manufacturing method therefor |
Also Published As
Publication number | Publication date |
---|---|
DE69930795D1 (en) | 2006-05-24 |
EP1600988A2 (en) | 2005-11-30 |
JP2000057930A (en) | 2000-02-25 |
DE69930795T2 (en) | 2006-11-30 |
JP3721266B2 (en) | 2005-11-30 |
EP0978858A2 (en) | 2000-02-09 |
EP1600988A3 (en) | 2006-08-23 |
EP0978858B1 (en) | 2006-04-12 |
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Inventor name: SATO, EIETSU Inventor name: AIHARA, KAZUYA Inventor name: SEKIGUCHI, TOSHIHIRO Inventor name: YAMADA, YUKIHIDE |
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