CA2085189A1 - Circuit arrangement for protecting interface circuits against overvoltages - Google Patents

Circuit arrangement for protecting interface circuits against overvoltages

Info

Publication number
CA2085189A1
CA2085189A1 CA 2085189 CA2085189A CA2085189A1 CA 2085189 A1 CA2085189 A1 CA 2085189A1 CA 2085189 CA2085189 CA 2085189 CA 2085189 A CA2085189 A CA 2085189A CA 2085189 A1 CA2085189 A1 CA 2085189A1
Authority
CA
Canada
Prior art keywords
circuit arrangement
overvoltages
transformer
fuse element
voltage potential
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.)
Abandoned
Application number
CA 2085189
Other languages
English (en)
French (fr)
Inventor
Martin Fichter
Peter Raabe
Walter Keller
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.)
Wincor Nixdorf International GmbH
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2085189A1 publication Critical patent/CA2085189A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/18—Automatic or semi-automatic exchanges with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
CA 2085189 1991-12-13 1992-12-11 Circuit arrangement for protecting interface circuits against overvoltages Abandoned CA2085189A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4141074.2 1991-12-13
DE19914141074 DE4141074C1 (enrdf_load_stackoverflow) 1991-12-13 1991-12-13

Publications (1)

Publication Number Publication Date
CA2085189A1 true CA2085189A1 (en) 1993-06-14

Family

ID=6446939

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2085189 Abandoned CA2085189A1 (en) 1991-12-13 1992-12-11 Circuit arrangement for protecting interface circuits against overvoltages

Country Status (3)

Country Link
EP (1) EP0546487A2 (enrdf_load_stackoverflow)
CA (1) CA2085189A1 (enrdf_load_stackoverflow)
DE (1) DE4141074C1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19725572A1 (de) * 1997-06-17 1999-01-28 Siemens Ag Schaltungsanordnung für den teilnehmerfernen Abschluß einer Teilnehmerleitung in Form einer zweiadrigen Kupferleitung für die Übertragung von hochbitratigen Datensignalen neben analogen Telefonsignalen
CN100403617C (zh) * 2004-02-21 2008-07-16 华为技术有限公司 多路网口的防护方法以及具有多路网口的通信设备
AT512819B1 (de) * 2012-04-19 2015-03-15 Kmt Kunststoff Metalltechnik Gmbh Vorrichtung und Verfahren zum Spritzgießen einer Ummantelung eines Bauteils

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3334952A1 (de) * 1983-09-27 1985-04-18 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum schutz einer an die vierdrahtseite einer uebertragergabel angeschlossenen elektronikschaltung
GB2225908B (en) * 1988-11-11 1993-01-13 Texas Instruments Ltd Improvements in or relating to overvoltage protection circuits

Also Published As

Publication number Publication date
DE4141074C1 (enrdf_load_stackoverflow) 1993-06-03
EP0546487A3 (enrdf_load_stackoverflow) 1994-01-26
EP0546487A2 (de) 1993-06-16

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Legal Events

Date Code Title Description
FZDE Dead