CA2027009A1 - Transformateur de courant facile a remplacer et cale de transmission de force - Google Patents
Transformateur de courant facile a remplacer et cale de transmission de forceInfo
- Publication number
- CA2027009A1 CA2027009A1 CA2027009A CA2027009A CA2027009A1 CA 2027009 A1 CA2027009 A1 CA 2027009A1 CA 2027009 A CA2027009 A CA 2027009A CA 2027009 A CA2027009 A CA 2027009A CA 2027009 A1 CA2027009 A1 CA 2027009A1
- Authority
- CA
- Canada
- Prior art keywords
- current transformer
- shunt
- load
- circuit breaker
- side conductor
- 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
-
- 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
- H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
- H01H71/125—Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
-
- 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
- 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
- H01H77/107—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 the blow-off force generating means, e.g. current loops
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5822—Flexible connections between movable contact and terminal
-
- 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
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
- H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
- H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
- H01H2001/228—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars with insulating spacers between the contact bars
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5822—Flexible connections between movable contact and terminal
- H01H2001/5827—Laminated connections, i.e. the flexible conductor is composed of a plurality of thin flexible conducting layers
-
- 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
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/420,088 US4996507A (en) | 1988-08-01 | 1989-10-11 | CT quick change assembly and force transmitting spacer |
US420,088 | 1989-10-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2027009A1 true CA2027009A1 (fr) | 1991-04-12 |
CA2027009C CA2027009C (fr) | 2000-08-22 |
Family
ID=23665032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002027009A Expired - Fee Related CA2027009C (fr) | 1989-10-11 | 1990-10-05 | Transformateur de courant facile a remplacer et cale de transmission de force |
Country Status (14)
Country | Link |
---|---|
US (1) | US4996507A (fr) |
EP (1) | EP0422868B1 (fr) |
JP (1) | JPH03208223A (fr) |
KR (1) | KR0148486B1 (fr) |
CN (1) | CN1026372C (fr) |
AU (1) | AU639262B2 (fr) |
BR (1) | BR9005070A (fr) |
CA (1) | CA2027009C (fr) |
DE (1) | DE69021485T2 (fr) |
IE (1) | IE903409A1 (fr) |
MX (1) | MX166971B (fr) |
NZ (1) | NZ235609A (fr) |
PH (1) | PH27423A (fr) |
ZA (1) | ZA907940B (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2650434B1 (fr) * | 1989-07-26 | 1995-11-24 | Merlin Gerin | Disjoncteur basse tension a contacts multiples et a fortes intensites |
US5160817A (en) * | 1990-11-21 | 1992-11-03 | Automatic Switch Company | Electrical switch contact arrangement having quick break arcing contacts |
US5430420A (en) * | 1994-01-24 | 1995-07-04 | Eaton Corporation | Contact arrangement for a circuit breaker using magnetic attraction for high current trip |
DE19522603A1 (de) * | 1995-06-19 | 1997-01-09 | Siemens Ag | Schutzeinrichtung gegen Überlastung der Schaltkontakte eines Schaltgerätes |
US6225884B1 (en) | 1999-12-21 | 2001-05-01 | Eaton Corporation | Circuit breaker with mechanical trip load terminal/magnet barrier |
US7016171B2 (en) * | 2001-02-01 | 2006-03-21 | Hydro-Aire, Inc. | Current fault detector and circuit interrupter and packaging thereof |
DE50210351D1 (de) * | 2001-04-04 | 2007-08-02 | Siemens Ag | Schaltkontaktanordnung für einen elektrischen schalter |
US7211750B2 (en) * | 2004-12-22 | 2007-05-01 | Square D Company | Switching mechanism with shock absorber |
JP2008041252A (ja) * | 2005-12-13 | 2008-02-21 | Mitsubishi Electric Corp | 回路遮断器 |
EP1873806B1 (fr) | 2005-04-20 | 2013-09-18 | Mitsubishi Electric Corporation | Coupe-circuit |
US7351927B1 (en) * | 2006-10-13 | 2008-04-01 | Eaton Corporation | Electrical switch, conductor assembly, and independent flexible conductive elements therefor |
US7646269B2 (en) * | 2007-03-07 | 2010-01-12 | Eaton Corporation | Electrical switching apparatus, and conductor assembly and shunt assembly therefor |
GB201200331D0 (en) * | 2012-01-09 | 2012-02-22 | Dialight Europ Ltd | Improvements in switching contactors (II) |
JP6244269B2 (ja) * | 2014-06-27 | 2017-12-06 | 株式会社日立製作所 | ガス遮断器 |
DE102018113534B4 (de) * | 2018-06-06 | 2021-10-07 | Song Chuan Precision Co., Ltd. | Hochspannungs- und Hochstromrelais |
CN113903633B (zh) * | 2021-09-24 | 2023-10-20 | 江苏佰瑞普智能科技有限公司 | 一种错误接线断电保护的接地故障断路保护器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1053936A (fr) * | 1964-08-01 | |||
US4489295A (en) * | 1982-12-17 | 1984-12-18 | Westinghouse Electric Corp. | Circuit interrupter with improved electro-mechanical undervoltage release mechanism |
JPH0658785B2 (ja) * | 1985-06-12 | 1994-08-03 | 株式会社東芝 | 回路しや断器 |
US4656444A (en) * | 1985-08-16 | 1987-04-07 | Westinghouse Electric Corp. | Circuit breaker with force generating shunt |
US4638277A (en) * | 1985-10-01 | 1987-01-20 | Westinghouse Electric Corp. | Circuit breaker with blow open latch |
DE3536112A1 (de) * | 1985-10-07 | 1987-04-09 | Siemens Ag | Kontaktanordnung fuer niederspannungs-leistungsschalter mit einem biegsamen stromband |
US4679018A (en) * | 1986-01-15 | 1987-07-07 | Westinghouse Electric Corp. | Circuit breaker with shock resistant latch trip mechanism |
DE3708807A1 (de) * | 1987-03-18 | 1988-10-06 | Licentia Gmbh | Elektrischer leistungsschalter mit einem elektro-dynamisch oeffnenden kontaktsystem |
-
1989
- 1989-10-11 US US07/420,088 patent/US4996507A/en not_active Expired - Lifetime
-
1990
- 1990-09-21 IE IE340990A patent/IE903409A1/en unknown
- 1990-09-28 AU AU63705/90A patent/AU639262B2/en not_active Ceased
- 1990-10-04 ZA ZA907940A patent/ZA907940B/xx unknown
- 1990-10-04 MX MX022690A patent/MX166971B/es unknown
- 1990-10-05 CA CA002027009A patent/CA2027009C/fr not_active Expired - Fee Related
- 1990-10-08 EP EP90310999A patent/EP0422868B1/fr not_active Expired - Lifetime
- 1990-10-08 DE DE69021485T patent/DE69021485T2/de not_active Expired - Fee Related
- 1990-10-08 PH PH41339A patent/PH27423A/en unknown
- 1990-10-09 NZ NZ235609A patent/NZ235609A/en unknown
- 1990-10-10 BR BR909005070A patent/BR9005070A/pt active Search and Examination
- 1990-10-10 KR KR1019900015996A patent/KR0148486B1/ko not_active IP Right Cessation
- 1990-10-11 CN CN90108282A patent/CN1026372C/zh not_active Expired - Fee Related
- 1990-10-11 JP JP2273124A patent/JPH03208223A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IE903409A1 (en) | 1991-04-24 |
JPH03208223A (ja) | 1991-09-11 |
CN1050945A (zh) | 1991-04-24 |
DE69021485D1 (de) | 1995-09-14 |
KR0148486B1 (ko) | 1998-11-16 |
PH27423A (en) | 1993-06-21 |
ZA907940B (en) | 1992-06-24 |
NZ235609A (en) | 1994-01-26 |
AU639262B2 (en) | 1993-07-22 |
DE69021485T2 (de) | 1996-03-21 |
BR9005070A (pt) | 1991-09-17 |
KR910008765A (ko) | 1991-05-31 |
EP0422868A3 (en) | 1992-03-04 |
AU6370590A (en) | 1991-04-18 |
MX166971B (es) | 1993-02-16 |
EP0422868B1 (fr) | 1995-08-09 |
US4996507A (en) | 1991-02-26 |
CA2027009C (fr) | 2000-08-22 |
EP0422868A2 (fr) | 1991-04-17 |
CN1026372C (zh) | 1994-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |