BR8302094A - Disposicao de circuito para a protecao contra sobretansao em circuitos de interfaces - Google Patents

Disposicao de circuito para a protecao contra sobretansao em circuitos de interfaces

Info

Publication number
BR8302094A
BR8302094A BR8302094A BR8302094A BR8302094A BR 8302094 A BR8302094 A BR 8302094A BR 8302094 A BR8302094 A BR 8302094A BR 8302094 A BR8302094 A BR 8302094A BR 8302094 A BR8302094 A BR 8302094A
Authority
BR
Brazil
Prior art keywords
interface circuits
circuit arrangement
diagonal
circuit
supply voltage
Prior art date
Application number
BR8302094A
Other languages
English (en)
Inventor
Hans-Werner Rudolf
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of BR8302094A publication Critical patent/BR8302094A/pt

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
    • H02H9/049—Circuit arrangements for limiting the number of protection devices
    • 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
    • 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

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)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
BR8302094A 1982-04-26 1983-04-25 Disposicao de circuito para a protecao contra sobretansao em circuitos de interfaces BR8302094A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823215551 DE3215551A1 (de) 1982-04-26 1982-04-26 Schaltungsanordnung fuer den ueberspannungsschutz von schnittstellenschaltungen

Publications (1)

Publication Number Publication Date
BR8302094A true BR8302094A (pt) 1983-12-27

Family

ID=6161994

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8302094A BR8302094A (pt) 1982-04-26 1983-04-25 Disposicao de circuito para a protecao contra sobretansao em circuitos de interfaces

Country Status (7)

Country Link
EP (1) EP0092820B1 (pt)
JP (2) JPS58195428A (pt)
AT (1) ATE21593T1 (pt)
BR (1) BR8302094A (pt)
DE (1) DE3215551A1 (pt)
FI (1) FI79427C (pt)
ZA (1) ZA832886B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3814661A1 (de) * 1988-04-29 1989-11-09 Nixdorf Computer Ag Einrichtung zum schalten der rufwechselspannung an teilnehmeranschlussleitungen
GB8827627D0 (en) * 1988-11-25 1989-05-17 Smiths Industries Plc Electrical protection assemblies
DE4229891A1 (de) * 1992-09-05 1994-03-10 Volker Schoenfus Passiver integrierter Schaltkreis
DE4310233C2 (de) * 1993-03-30 2000-08-10 Thyssen Aufzugswerke Gmbh Schutzschaltung für induktive Verbraucher
DE4326596C2 (de) * 1993-08-07 1997-07-17 Sel Alcatel Ag Schutzschaltungsanordnung für elektronische Teilnehmerschaltungen
DE10200830B4 (de) * 2002-01-11 2006-01-12 Robert Bosch Gmbh Steuergerät mit Mitteln zur Erhöhung der Störfestigkeit
DE102006026803A1 (de) * 2006-06-07 2007-12-13 Deutsche Thomson-Brandt Gmbh Schutzschaltung für eine Eingangsstufe
US8442213B2 (en) * 2009-08-31 2013-05-14 Microsemi Semiconductor (U.S.) Inc. Method and apparatus for shared positive protection
US8406417B2 (en) * 2009-08-31 2013-03-26 Microsemi Semiconductor (U.S.) Inc. Overvoltage protection with power sink

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB598552A (en) * 1945-01-30 1948-02-20 Bertram Morton Hadfield Improvements in or relating to electrical signalling systems
JPS5217216B2 (pt) * 1972-02-20 1977-05-13
DE2659044C3 (de) * 1976-12-27 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Schutz eines gegengekoppelten zweistufigen Verstärkers gegen Überlastung und Kurzschluß
US4271446A (en) * 1977-06-27 1981-06-02 Comstock Wilford K Transient voltage suppression system
EP0034288A1 (de) * 1980-02-15 1981-08-26 Felten & Guilleaume Fernmeldeanlagen GmbH Schaltungsanordnung zum Abfangen überhöhter Spannungen
JPS56148131A (en) * 1980-04-21 1981-11-17 Nippon Telegraph & Telephone Lateral surge absorbing circuit
NL8100242A (nl) * 1981-01-20 1982-08-16 Philips Nv Overspanningsbeveiliging van een lijncircuit.

Also Published As

Publication number Publication date
EP0092820A1 (de) 1983-11-02
FI79427B (fi) 1989-08-31
JP2535573Y2 (ja) 1997-05-14
ZA832886B (en) 1984-01-25
JPH0454439U (pt) 1992-05-11
DE3215551C2 (pt) 1992-01-23
FI79427C (fi) 1989-12-11
FI831401L (fi) 1983-10-27
ATE21593T1 (de) 1986-09-15
EP0092820B1 (de) 1986-08-20
FI831401A0 (fi) 1983-04-25
DE3215551A1 (de) 1983-10-27
JPS58195428A (ja) 1983-11-14

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)