AR042973A1 - Dispositivo protector contra sobretensiones en lineas telefonicas y/o de datos,apto para instalaciones con puesta a tierra de mala calidad, y metodo para proteger una linea telefonica y/o de datos. - Google Patents
Dispositivo protector contra sobretensiones en lineas telefonicas y/o de datos,apto para instalaciones con puesta a tierra de mala calidad, y metodo para proteger una linea telefonica y/o de datos.Info
- Publication number
- AR042973A1 AR042973A1 ARP040100275A ARP040100275A AR042973A1 AR 042973 A1 AR042973 A1 AR 042973A1 AR P040100275 A ARP040100275 A AR P040100275A AR P040100275 A ARP040100275 A AR P040100275A AR 042973 A1 AR042973 A1 AR 042973A1
- Authority
- AR
- Argentina
- Prior art keywords
- relay
- output
- telephone
- normal
- rectifier
- Prior art date
Links
Classifications
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- 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
- H02H3/20—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 excess voltage
- H02H3/202—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 excess voltage for dc systems
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- 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
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- 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
- H02H3/02—Details
- H02H3/06—Details with automatic reconnection
- H02H3/066—Reconnection being a consequence of eliminating the fault which caused disconnection
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- 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)
- Emergency Protection Circuit Devices (AREA)
Abstract
Un dispositivo protector (10) de líneas (12) que transmiten senales telefónicas y/o de datos a una tensión de corriente continua predeterminada, nominalmente 48 volt. Un relé biestable (11) intercalado en el par de líneas presenta una salida normal cerrada (SALA) conectada a la instalación a proteger y una salida normal abierta (SALB), un rectificador (d3, D4, D7, D8) en cada una de dichas salidas del relé configurado con polaridad opuesta al rectificador de la otra salida del relé, un circuito de desconexión (19) formando un primer circuito serie (R1,. R2, R3,C1, C2) con el rectificador de dicha salida normal cerrada del relé, estando este primer circuito serie conectado a la bobina (15) de dicho relé de manera de energizarla en caso de sobretensión de dicha línea y conmutar dicho relé hacia su salida normal abierta (SALB1, SALB2), y un circuito de reconexión (21) que forma un segundo circuito serie con el rectificador de dicha salida normal abiertas del relé, estando este segundo circuito serie también conectado a la bobina de dicho relé de manera de conmutar dicho relé hacia su salida normal cerrada al cesar la sobretensión de dicha línea y retornar la tensión de línea al entorno de dicha tensión de corriente continua nominal predeterminada.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ARP040100275A AR042973A1 (es) | 2004-01-29 | 2004-01-29 | Dispositivo protector contra sobretensiones en lineas telefonicas y/o de datos,apto para instalaciones con puesta a tierra de mala calidad, y metodo para proteger una linea telefonica y/o de datos. |
PCT/GB2005/000252 WO2005074241A1 (en) | 2004-01-29 | 2005-01-25 | Overvoltage protection in telephone/data lines, suitable for installations with low-quality earth connections |
BRPI0507310-3A BRPI0507310A (pt) | 2004-01-29 | 2005-01-25 | proteção contra sobretensão em linhas de telefone/dados, adequada para instalações com conexões de baixa qualidade com a terra |
MXPA06008534A MXPA06008534A (es) | 2004-01-29 | 2005-01-25 | Proteccion contra sobrevoltaje en lineas telefonicas/datos, adecuada para instalaciones con conexiones a tierra de baja calidad. |
EP05702013A EP1709786A1 (en) | 2004-01-29 | 2005-01-25 | Overvoltage protection in telephone/data lines, suitable for installations with low-quality earth connections |
PE2005000111A PE20060181A1 (es) | 2004-01-29 | 2005-01-28 | Dispositivo y metodo para proteger instalaciones con conexiones a tierra de baja calidad contra sobretensiones en lineas de transmision |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ARP040100275A AR042973A1 (es) | 2004-01-29 | 2004-01-29 | Dispositivo protector contra sobretensiones en lineas telefonicas y/o de datos,apto para instalaciones con puesta a tierra de mala calidad, y metodo para proteger una linea telefonica y/o de datos. |
Publications (1)
Publication Number | Publication Date |
---|---|
AR042973A1 true AR042973A1 (es) | 2005-07-13 |
Family
ID=37450734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP040100275A AR042973A1 (es) | 2004-01-29 | 2004-01-29 | Dispositivo protector contra sobretensiones en lineas telefonicas y/o de datos,apto para instalaciones con puesta a tierra de mala calidad, y metodo para proteger una linea telefonica y/o de datos. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1709786A1 (es) |
AR (1) | AR042973A1 (es) |
BR (1) | BRPI0507310A (es) |
MX (1) | MXPA06008534A (es) |
PE (1) | PE20060181A1 (es) |
WO (1) | WO2005074241A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2350025T3 (es) * | 2008-05-29 | 2011-01-17 | Cirprotec, S.L. | Dispositivo combinado de protección eléctrica contra sobretensiones transitorias, temporales y permanentes. |
CN106681943B (zh) * | 2016-12-15 | 2023-06-09 | 南京航空航天大学 | 一种防止电机运行干扰数据采集串口传输的装置 |
CN112086946B (zh) * | 2020-08-13 | 2024-03-19 | 珠海亿智电子科技有限公司 | 具有交流检测和直流检测的耐高压钳位电路 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1260171A (en) * | 1987-05-15 | 1989-09-26 | Reinhard W. Rosch | Protection arrangement for a telephone subscriber line interface circuit |
FR2619262B1 (fr) * | 1987-08-06 | 1994-09-23 | Crouzet Sa | Dispositif de protection d'un equipement contre les surtensions induites sur une ligne lui etant raccordee |
US5146384A (en) * | 1989-04-28 | 1992-09-08 | Northern Telecom Limited | Automatically resetting protection arrangement for a telephone subscriber line interface circuit |
US5392349A (en) * | 1992-05-18 | 1995-02-21 | At&T Corp. | Overvoltage protection scheme for subscriber loops and method of performing same |
-
2004
- 2004-01-29 AR ARP040100275A patent/AR042973A1/es unknown
-
2005
- 2005-01-25 MX MXPA06008534A patent/MXPA06008534A/es not_active Application Discontinuation
- 2005-01-25 BR BRPI0507310-3A patent/BRPI0507310A/pt not_active IP Right Cessation
- 2005-01-25 EP EP05702013A patent/EP1709786A1/en not_active Withdrawn
- 2005-01-25 WO PCT/GB2005/000252 patent/WO2005074241A1/en not_active Application Discontinuation
- 2005-01-28 PE PE2005000111A patent/PE20060181A1/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
MXPA06008534A (es) | 2006-08-28 |
BRPI0507310A (pt) | 2007-06-26 |
EP1709786A1 (en) | 2006-10-11 |
PE20060181A1 (es) | 2006-04-10 |
WO2005074241A1 (en) | 2005-08-11 |
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Legal Events
Date | Code | Title | Description |
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FB | Suspension of granting procedure |