FR2969845B1 - Dispositif et procede de protection terre restreinte - Google Patents

Dispositif et procede de protection terre restreinte

Info

Publication number
FR2969845B1
FR2969845B1 FR1005137A FR1005137A FR2969845B1 FR 2969845 B1 FR2969845 B1 FR 2969845B1 FR 1005137 A FR1005137 A FR 1005137A FR 1005137 A FR1005137 A FR 1005137A FR 2969845 B1 FR2969845 B1 FR 2969845B1
Authority
FR
France
Prior art keywords
protection device
land protection
restricted
restricted land
protection
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.)
Active
Application number
FR1005137A
Other languages
English (en)
Other versions
FR2969845A1 (fr
Inventor
Bernard Drouere
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.)
Schneider Electric Industries SAS
Original Assignee
Schneider Electric Industries SAS
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 Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Priority to FR1005137A priority Critical patent/FR2969845B1/fr
Publication of FR2969845A1 publication Critical patent/FR2969845A1/fr
Application granted granted Critical
Publication of FR2969845B1 publication Critical patent/FR2969845B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02H7/04—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 for transformers
    • H02H7/045—Differential protection of transformers
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/162—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 fault current to earth, frame or mass for ac systems
    • H02H3/165—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 fault current to earth, frame or mass for ac systems for three-phase systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR1005137A 2010-12-28 2010-12-28 Dispositif et procede de protection terre restreinte Active FR2969845B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1005137A FR2969845B1 (fr) 2010-12-28 2010-12-28 Dispositif et procede de protection terre restreinte

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005137A FR2969845B1 (fr) 2010-12-28 2010-12-28 Dispositif et procede de protection terre restreinte

Publications (2)

Publication Number Publication Date
FR2969845A1 FR2969845A1 (fr) 2012-06-29
FR2969845B1 true FR2969845B1 (fr) 2013-04-26

Family

ID=44168349

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1005137A Active FR2969845B1 (fr) 2010-12-28 2010-12-28 Dispositif et procede de protection terre restreinte

Country Status (1)

Country Link
FR (1) FR2969845B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10243351B2 (en) 2016-01-27 2019-03-26 Abb Schweiz Ag Method and control device for current differential protection
CN111934280B (zh) * 2020-09-09 2023-01-24 南方电网数字电网研究院有限公司 漏电故障检测方法、装置、存储介质和配电网关

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5963404A (en) * 1998-06-16 1999-10-05 Schweitzer Engineering Laboratories, Inc. Restricted earth fault protection for transformers using a directional element

Also Published As

Publication number Publication date
FR2969845A1 (fr) 2012-06-29

Similar Documents

Publication Publication Date Title
FR2969307B1 (fr) Procede et dispositif de suivi de variation de terrain
FR2944598B1 (fr) Procede et dispositif de pesage
FR2994287B1 (fr) Dispositif et procede pour desorbitation de satellite
FR2979710B1 (fr) Dispositif et procede acoustique de positionnement
FR2965795B1 (fr) Dispositif de solidarisation/desolidarisation et dispositif de largage associe
FR2964506B1 (fr) Dispositif et procede de limitation de courants de fuite
FR2977966B1 (fr) Procede d'identification d'extincteur et dispositif d'identification d'extincteur
FR2998282B1 (fr) Dispositif et procede de convoyage multivoies
FR2984020B1 (fr) Dispositif et procede de configuration d'antenne
FR2988086B1 (fr) Dispositif et procede d'obturation
FR2991124B1 (fr) Dispositif et procede d'interconnexion de deux sous-reseaux
FR2977965B1 (fr) Procede d'identification d'extincteur et dispositif d'identification d'extincteur
FR2969440B1 (fr) Dispositif electronique et procede de communication
FR2998099B1 (fr) Dispositif et procede d'attenuation variable hyperfrequence
FR2956510B1 (fr) Procede et dispositif de detection autonome
FR2960168B1 (fr) Procede de nettoyage de graines et dispositif associe
FR2970725B1 (fr) Dispositif et procede de manutention de plaque
FR2951820B1 (fr) Procede et dispositif de navigation longue duree
FR2969845B1 (fr) Dispositif et procede de protection terre restreinte
FR2989192B1 (fr) Procede et dispositif de fourniture rapide d'information
FR2989874B1 (fr) Procede de calibrage d'un oculometre et dispositif associe
FR2999735B1 (fr) Procede et dispositif d'acquisition d'image
FR2976352B1 (fr) Procede et dispositif de caracterisation de surfaces.
FR2986723B1 (fr) Dispositif et procede de vibration
FR2993000B1 (fr) Dispositif et procede de forage

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14