NO20073530L - Hovedbryteranordning for back up beskyttelse mot elektrisk stot i jordbeskyttet forbruksinstallasjon, med nettspenningsavhengig feilstromutlosning og hoy selektivitet - Google Patents
Hovedbryteranordning for back up beskyttelse mot elektrisk stot i jordbeskyttet forbruksinstallasjon, med nettspenningsavhengig feilstromutlosning og hoy selektivitetInfo
- Publication number
- NO20073530L NO20073530L NO20073530A NO20073530A NO20073530L NO 20073530 L NO20073530 L NO 20073530L NO 20073530 A NO20073530 A NO 20073530A NO 20073530 A NO20073530 A NO 20073530A NO 20073530 L NO20073530 L NO 20073530L
- Authority
- NO
- Norway
- Prior art keywords
- fault current
- mains
- earth
- switching device
- main switching
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/30—Staggered disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
Patentet beskriver en hovedbryteranordning for back-up-beskyttelse mot elektriske støt i jordbeskyttede forbruksinstallasjoner (TT-system ifølge IEC 60634), omfattende en beholder (1) med koplingsklemmer for nettledninger som fortrinnsvis er anordnet med to gjensidig termiske atskilte funksjonskamre som rommer et kontaktapparat (2) for utkoplingen av de ytre ledere LI, L2 og L3 og (4) for utkoplingen av den nøytrale leder N med tilhørende sperremekanisme (3), en summeringsstrømtransformator (5), en fortrinnsvis nettspenningsuavhengig elektronisk lager- og/eller forsterkerkrets (6) og et elektromekanisk relé eller en tyristor (7), hvor elektronikkretsen er koplet sammen med sekundærviklingen av summeringsstrømtransformatoren (5) og, når en feilstrøm overskrider en forhåndsbestemt verdi, aktiveres avledningsstrømsutløseren (8) via det elektromekaniske relé eller tyristoren (7) avhengig av nettspenningen, som kopler ut sperremekanismen (3) og dermed medfører åpningen av kontaktapparatet. Den elektroniske lager- og/eller forsterkerkrets (6) er dimensjonert på en slik måte at, uavhengig av feilstrømsnivået, utløsningstiden av hovedbryteranordningen alltid er høyere enn 0,2 sekunder og den totale utkoplingstid alltid er lavere enn 0,5 sekunder, for fellstrømmer på mer enn 10 ganger verdien på den nominelle feilstrøm.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0208204A AT500884B8 (de) | 2004-12-10 | 2004-12-10 | Hauptschaltgerät für den back-up-schutz gegen elektrischen schlag in schutzgeerdeten verbraucheranlagen mit netzspannungsabhängiger fehlerstromauslösung und hohem selektivitätsverhalten |
PCT/AT2005/000375 WO2006060830A1 (de) | 2004-12-10 | 2005-09-16 | Hauptschaltgerät für den back-up schutz gegen elektrischen schlag in schutzgeerdeten verbraucheranlagen mit netzspannungsabhängiger fehlerstromauslösung und hohem selektivitätsverhalten |
Publications (1)
Publication Number | Publication Date |
---|---|
NO20073530L true NO20073530L (no) | 2007-07-09 |
Family
ID=35462333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20073530A NO20073530L (no) | 2004-12-10 | 2007-07-09 | Hovedbryteranordning for back up beskyttelse mot elektrisk stot i jordbeskyttet forbruksinstallasjon, med nettspenningsavhengig feilstromutlosning og hoy selektivitet |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP1825583B1 (no) |
CN (1) | CN101091298B (no) |
AT (1) | AT500884B8 (no) |
AU (1) | AU2005313826B2 (no) |
HK (1) | HK1119297A1 (no) |
IL (1) | IL183703A (no) |
NO (1) | NO20073530L (no) |
WO (1) | WO2006060830A1 (no) |
ZA (1) | ZA200705652B (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009078075A1 (ja) * | 2007-12-14 | 2009-06-25 | Mitsubishi Heavy Industries, Ltd. | 風力発電装置 |
GB2520959A (en) | 2013-12-04 | 2015-06-10 | Eaton Ind Netherlands Bv | Semi voltage dependent circuit breaker |
DE102015224890A1 (de) * | 2015-04-30 | 2016-11-03 | Siemens Aktiengesellschaft | Fehlerstromschutzschalter |
US10566779B2 (en) | 2016-06-02 | 2020-02-18 | Bombardier Transportation Gmbh | External DC overcurrent electronic trip unit for circuit breaker |
CN107834522A (zh) * | 2017-10-25 | 2018-03-23 | 华北电力大学 | 新型拓扑结构的高压直流断路器后备保护的时序确定 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT387675B (de) * | 1987-04-02 | 1989-02-27 | Cti Ges Zur Pruefung Elektrote | Fehlerstromschutzschalter mit kurzzeitverzoegerung |
AU652019B2 (en) * | 1991-01-16 | 1994-08-11 | Felten & Guilleaume Fabrik Elektrischer Apparate Aktiengesellschaft | Fault current circuit breaker |
CN2336502Y (zh) * | 1998-02-26 | 1999-09-01 | 易湘生 | 配电网隔离故障开关装置 |
AT412830B (de) * | 2003-12-03 | 2005-07-25 | Gemeinnuetzige Privatstiftung | Hauptschaltgerät für den brandschutz in genullten verbraucheranlagen mit netzspannungsabhängiger fehlerstromauslösung und hohem selektivitätsverhalten (nullungsschutzschalter) |
-
2004
- 2004-12-10 AT AT0208204A patent/AT500884B8/de not_active IP Right Cessation
-
2005
- 2005-09-16 CN CN200580042319XA patent/CN101091298B/zh not_active Expired - Fee Related
- 2005-09-16 EP EP05784126.4A patent/EP1825583B1/de not_active Not-in-force
- 2005-09-16 AU AU2005313826A patent/AU2005313826B2/en not_active Ceased
- 2005-09-16 WO PCT/AT2005/000375 patent/WO2006060830A1/de active Application Filing
-
2007
- 2007-06-05 IL IL183703A patent/IL183703A/en not_active IP Right Cessation
- 2007-07-09 NO NO20073530A patent/NO20073530L/no not_active Application Discontinuation
- 2007-07-10 ZA ZA200705652A patent/ZA200705652B/xx unknown
-
2008
- 2008-06-16 HK HK08106608.3A patent/HK1119297A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AT500884B1 (de) | 2006-04-15 |
CN101091298A (zh) | 2007-12-19 |
AT500884B8 (de) | 2007-02-15 |
EP1825583A1 (de) | 2007-08-29 |
AU2005313826A1 (en) | 2006-06-15 |
ZA200705652B (en) | 2008-08-27 |
CN101091298B (zh) | 2010-06-09 |
IL183703A (en) | 2010-12-30 |
EP1825583B1 (de) | 2016-01-20 |
AU2005313826B2 (en) | 2009-12-03 |
IL183703A0 (en) | 2007-09-20 |
HK1119297A1 (en) | 2009-02-27 |
AT500884A4 (de) | 2006-04-15 |
WO2006060830A1 (de) | 2006-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |