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LV11245A - Aizsargsleguma izkartojums elektroniskaliem abonentslegumiem - Google Patents

Aizsargsleguma izkartojums elektroniskaliem abonentslegumiem

Info

Publication number
LV11245A
LV11245A LV940155A LV940155A LV11245A LV 11245 A LV11245 A LV 11245A LV 940155 A LV940155 A LV 940155A LV 940155 A LV940155 A LV 940155A LV 11245 A LV11245 A LV 11245A
Authority
LV
Latvia
Prior art keywords
crashes
electronic
protective cover
cover layout
layout
Prior art date
Application number
LV940155A
Other languages
English (en)
Other versions
LV11245B (en
Inventor
Ulrich Manicke
Martin Gericke
Ralf Stiawa
Original Assignee
Sel Alcatel Ag
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 Sel Alcatel Ag filed Critical Sel Alcatel Ag
Publication of LV11245A publication Critical patent/LV11245A/lv
Publication of LV11245B publication Critical patent/LV11245B/lv

Links

Classifications

    • 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
    • H02H9/048—Anti-latching or quenching devices, i.e. bringing the protection device back to its normal state after a protection action
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • H04M1/745—Protection devices or circuits for voltages surges on the line
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/80—Electronic components, circuits, software, systems or apparatus used in telephone systems line protection circuits such as current or overvoltage protection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Medicinal Preparation (AREA)
  • Emergency Protection Circuit Devices (AREA)
LVP-94-155A 1993-08-07 1994-08-05 Emergency protective circuit arrangement for electronic subscriber circuits LV11245B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4326596A DE4326596C2 (de) 1993-08-07 1993-08-07 Schutzschaltungsanordnung für elektronische Teilnehmerschaltungen

Publications (2)

Publication Number Publication Date
LV11245A true LV11245A (lv) 1996-04-20
LV11245B LV11245B (en) 1996-08-20

Family

ID=6494703

Family Applications (1)

Application Number Title Priority Date Filing Date
LVP-94-155A LV11245B (en) 1993-08-07 1994-08-05 Emergency protective circuit arrangement for electronic subscriber circuits

Country Status (5)

Country Link
DE (1) DE4326596C2 (lv)
LT (1) LT3384B (lv)
LV (1) LV11245B (lv)
RU (1) RU2124274C1 (lv)
UA (1) UA23021C2 (lv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19651964C2 (de) * 1996-12-13 2000-08-31 Siemens Ag Verfahren zum Erkennen gefährlicher Fremdspannungen auf den Adern von Teilnehmerleitungen, über die Teilnehmerendgeräte an ihre Teilnehmeranschlußschaltung einer Fernmeldevermittlungsstelle angeschlossen sind
DE19651963C1 (de) * 1996-12-13 1998-03-26 Siemens Ag Verfahren zur Identifizierung wechselförmiger Überspannungen auf den Adern von Teilnehmerleitungen
DE19823446B4 (de) 1998-05-18 2009-08-27 Epcos Ag Baugruppe zum Schutz von Telekommunikationseinrichtungen gegen Überspannungen
DE19837820C2 (de) * 1998-08-20 2002-07-18 Tenovis Gmbh & Co Kg Vorrichtung zum Schutz einer Spannungsversorgungseinheit vor Überspannungen
US6885745B1 (en) 1998-12-17 2005-04-26 Nortel Networks, Ltd. Voltage and protection arrangement for a telephone subscriber line interface circuit
US6563926B1 (en) 1999-07-27 2003-05-13 Nortel Networks Limited Resetting surge protection in telephone line interface circuits
DE10241354A1 (de) * 2002-09-06 2004-03-18 Xignal Technologies Ag Integrierte Schaltung mit Überspannungsschutz

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE281331C (lv)
SE426002B (sv) * 1980-12-23 1982-11-29 Ellemtel Utvecklings Ab Anordning for skydd av en krets i en telekommunikationsutrustning mot overspenningar
DE3215551A1 (de) * 1982-04-26 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer den ueberspannungsschutz von schnittstellenschaltungen
DE3340927A1 (de) * 1983-11-11 1985-05-23 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur ableitung von ueberspannungen
DE3422995C1 (de) * 1984-06-22 1985-11-21 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Überspannungsschutz-Schaltungsanordnung für Fernmelde-, insbesondere Fernsprechleitungen
DE3538088C2 (de) * 1985-10-25 1993-11-11 Siemens Ag Schaltungsanordnung für einen Überspannungsschutz in elektronischen Fernsprechstationen
DD281331A7 (de) * 1986-02-20 1990-08-08 Halbleiterwerk Veb Schaltungsanordnung fuer eine steuerbare spannungsquelle
DE3615581A1 (de) 1986-05-09 1987-11-12 Fabritius Hans Josef Variable spannvorrichtung fuer werkzeuge
AR240631A1 (es) * 1986-06-06 1990-06-30 Siemens Ag Disposicion de circuito para proteger circuitos electronicos de interfase de circuitos de conexion de abonado de una red telefonica tiempo-multiplex digital
SU1374332A1 (ru) * 1986-09-29 1988-02-15 Ленинградский институт инженеров железнодорожного транспорта им.акад.В.Н.Образцова Устройство дл защиты электронной нагрузки от перенапр жений
CA1260171A (en) * 1987-05-15 1989-09-26 Reinhard W. Rosch Protection arrangement for a telephone subscriber line interface circuit

Also Published As

Publication number Publication date
LT3384B (en) 1995-08-25
UA23021C2 (uk) 1998-06-30
RU2124274C1 (ru) 1998-12-27
RU94028268A (ru) 1996-06-20
LV11245B (en) 1996-08-20
DE4326596A1 (de) 1995-02-09
DE4326596C2 (de) 1997-07-17
LTIP2010A (en) 1995-02-27

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