DE3878105D1 - Schutz- und fernspeisesystem und vorrichtung fuer eine durch zwei transformatoren an eine 4-direktuebertragungsleitung gekoppelte einrichtung. - Google Patents

Schutz- und fernspeisesystem und vorrichtung fuer eine durch zwei transformatoren an eine 4-direktuebertragungsleitung gekoppelte einrichtung.

Info

Publication number
DE3878105D1
DE3878105D1 DE8888114601T DE3878105T DE3878105D1 DE 3878105 D1 DE3878105 D1 DE 3878105D1 DE 8888114601 T DE8888114601 T DE 8888114601T DE 3878105 T DE3878105 T DE 3878105T DE 3878105 D1 DE3878105 D1 DE 3878105D1
Authority
DE
Germany
Prior art keywords
wires
remote
powering
transformers
protective
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
DE8888114601T
Other languages
English (en)
Other versions
DE3878105T2 (de
Inventor
Gerard Douhet
Yves Daviaud
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.)
ALE International SAS
Original Assignee
Alcatel Business Systemes SA
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 Alcatel Business Systemes SA filed Critical Alcatel Business Systemes SA
Application granted granted Critical
Publication of DE3878105D1 publication Critical patent/DE3878105D1/de
Publication of DE3878105T2 publication Critical patent/DE3878105T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
DE8888114601T 1987-09-09 1988-09-07 Schutz- und fernspeisesystem und vorrichtung fuer eine durch zwei transformatoren an eine 4-direktuebertragungsleitung gekoppelte einrichtung. Expired - Fee Related DE3878105T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8712511A FR2620291B1 (fr) 1987-09-09 1987-09-09 Systeme et dispositif de protection et de telealimentation pour equipement connecte par deux transformateurs a une liaison de transmission a quatre fils

Publications (2)

Publication Number Publication Date
DE3878105D1 true DE3878105D1 (de) 1993-03-18
DE3878105T2 DE3878105T2 (de) 1993-05-27

Family

ID=9354750

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888114601T Expired - Fee Related DE3878105T2 (de) 1987-09-09 1988-09-07 Schutz- und fernspeisesystem und vorrichtung fuer eine durch zwei transformatoren an eine 4-direktuebertragungsleitung gekoppelte einrichtung.

Country Status (8)

Country Link
US (1) US4953055A (de)
EP (1) EP0307781B1 (de)
AT (1) ATE85485T1 (de)
DE (1) DE3878105T2 (de)
ES (1) ES2038259T3 (de)
FR (1) FR2620291B1 (de)
IE (1) IE61599B1 (de)
PT (1) PT88458B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490171A (en) * 1994-03-09 1996-02-06 International Business Machines Corporation Single-port network node transceiver with powered-down protection
AU4841396A (en) * 1995-01-27 1996-08-14 Itecom, Incorporated Multimedia system having central power source and distribution subsystem
GB9614561D0 (en) * 1996-07-11 1996-09-04 4Links Ltd Communication system with improved code
DE19709710C1 (de) * 1997-03-10 1998-10-01 Siemens Ag So-Schnittstelle für einen ISDN-Basisanschluß
WO1999053627A1 (en) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies System for communicating with electronic equipment on a network
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6956826B1 (en) 1999-07-07 2005-10-18 Serconet Ltd. Local area network for distributing data communication, sensing and control signals
US6549616B1 (en) 2000-03-20 2003-04-15 Serconet Ltd. Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
US6961303B1 (en) 2000-09-21 2005-11-01 Serconet Ltd. Telephone communication system and method over local area network wiring
FR2819364B1 (fr) * 2001-01-08 2003-04-11 Cit Alcatel Dispositif de telealementation d'uin terminal dans un reseau de telecommunication, concentrateur, et repeteur comportant un tel dispositif
EP1271840A1 (de) * 2001-06-21 2003-01-02 Alcatel Verfahren zur Fernspeisung von mindestens einem Board oder Karte verbunden mit einem anderen Board oder Karte
GB2384407A (en) * 2002-01-22 2003-07-23 Mitel Knowledge Corp Power supply for phantom-feed lan connected device using spare-pair powering
IL152824A (en) 2002-11-13 2012-05-31 Mosaid Technologies Inc A socket that can be connected to and the network that uses it
ATE360952T1 (de) * 2003-11-07 2007-05-15 Cherokee Europ Sa Verfahren und vorrichtungen zur fernbestromung durch verwendung mehrerer teilnehmeranschlüsse
US20050118945A1 (en) * 2003-11-28 2005-06-02 Ce + T International Device for transmitting electrical energy in a cabled telecommunication system
IL159838A0 (en) 2004-01-13 2004-06-20 Yehuda Binder Information device
US7827418B2 (en) * 2005-01-25 2010-11-02 Linear Technology Corporation Controlling power distribution among multiple wires in communication cable

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673335A (en) * 1970-08-24 1972-06-27 Bell Telephone Labor Inc Switching of time division multiplex lines and analog trunks through telephone central offices
FR2517908A1 (fr) * 1981-12-03 1983-06-10 Telephonie Ind Commerciale Procede et systeme de transmission entre deux organes d'informations codees sous forme d'octets et multiplexees dans le temps
US4480152A (en) * 1982-02-26 1984-10-30 Western Electric Company, Inc. Methods and apparatus for protecting line relay contacts in a telephone switching system
EP0290914B1 (de) * 1987-05-15 1991-12-04 Siemens Aktiengesellschaft Zustandssignalbildung zur Anzeige des Überganges in die Betriebsart "Bypass" bei einer Einrichtung zur Hochspannungsgleichstromübertragung

Also Published As

Publication number Publication date
IE61599B1 (en) 1994-11-16
PT88458A (pt) 1989-07-31
US4953055A (en) 1990-08-28
DE3878105T2 (de) 1993-05-27
EP0307781B1 (de) 1993-02-03
EP0307781A1 (de) 1989-03-22
ES2038259T3 (es) 1993-07-16
ATE85485T1 (de) 1993-02-15
FR2620291B1 (fr) 1989-11-24
IE882725L (en) 1989-03-09
FR2620291A1 (fr) 1989-03-10
PT88458B (pt) 1993-09-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee