GB1155653A - Improvements in or relating to Telecommunication Line Fault Location Systems - Google Patents

Improvements in or relating to Telecommunication Line Fault Location Systems

Info

Publication number
GB1155653A
GB1155653A GB04194/67A GB1419467A GB1155653A GB 1155653 A GB1155653 A GB 1155653A GB 04194/67 A GB04194/67 A GB 04194/67A GB 1419467 A GB1419467 A GB 1419467A GB 1155653 A GB1155653 A GB 1155653A
Authority
GB
United Kingdom
Prior art keywords
line
voltage
control
current
circuit
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
Application number
GB04194/67A
Other languages
English (en)
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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, Siemens Corp filed Critical Siemens AG
Publication of GB1155653A publication Critical patent/GB1155653A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
GB04194/67A 1966-03-31 1967-03-29 Improvements in or relating to Telecommunication Line Fault Location Systems Expired GB1155653A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES103000A DE1298573B (de) 1966-03-31 1966-03-31 Verfahren und Schaltung zur Ortung von Streckenunterbrechungen in Nachrichtenuebertragungssystemen

Publications (1)

Publication Number Publication Date
GB1155653A true GB1155653A (en) 1969-06-18

Family

ID=7524847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB04194/67A Expired GB1155653A (en) 1966-03-31 1967-03-29 Improvements in or relating to Telecommunication Line Fault Location Systems

Country Status (7)

Country Link
JP (1) JPS4923044B1 (enrdf_load_stackoverflow)
AT (1) AT277326B (enrdf_load_stackoverflow)
BE (1) BE696416A (enrdf_load_stackoverflow)
DE (1) DE1298573B (enrdf_load_stackoverflow)
GB (1) GB1155653A (enrdf_load_stackoverflow)
NL (1) NL146938B (enrdf_load_stackoverflow)
SE (1) SE354754B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291204A (en) * 1978-02-09 1981-09-22 Crick Robert G Fault locating system for electric cables and the like

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109087C2 (de) * 1981-03-10 1984-08-23 Siemens AG, 1000 Berlin und 8000 München Fernspeiseeinrichtung
JPS6255497U (enrdf_load_stackoverflow) * 1985-09-27 1987-04-06

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291204A (en) * 1978-02-09 1981-09-22 Crick Robert G Fault locating system for electric cables and the like

Also Published As

Publication number Publication date
SE354754B (enrdf_load_stackoverflow) 1973-03-19
NL6704085A (enrdf_load_stackoverflow) 1967-10-02
DE1298573B (de) 1969-07-03
NL146938B (nl) 1975-08-15
BE696416A (enrdf_load_stackoverflow) 1967-10-02
JPS4923044B1 (enrdf_load_stackoverflow) 1974-06-13
AT277326B (de) 1969-12-29

Similar Documents

Publication Publication Date Title
US3729671A (en) Power control and supervisory system
GB1211791A (en) Control circuit for electrical generating system
GB1394456A (en) Ground fault protective system
US3796919A (en) Power supply over voltage protection system
GB1255729A (en) An electrical charging system
GB1107879A (en) Improvements in or relating to earth leakage protection devices
GB1155653A (en) Improvements in or relating to Telecommunication Line Fault Location Systems
US3976920A (en) Filtering arrangement for relay protection devices
GB1465721A (en) Ground fault detector
GB1097809A (en) Improved circuit breaker control system
US4084070A (en) Overcurrent protection circuit
GB1372331A (en) Electric power supply unit for electronic equipment
US3986078A (en) Devices for limiting the output voltage of current-controlled remote feed apparatuses
US3449525A (en) Gain control circuit in a frequency division multiplex telecommunications system
US4031414A (en) Circuit arrangement for producing high current pulses
FR2368752A1 (fr) Dipole electronique a limitation de courant
GB919943A (en) Electrical control apparatus
US3496449A (en) Transistor protecting circuit with overvoltage control and short circuit protection
GB1020101A (en) Unbalanced current protection system for use with paralleled generators
GB1138037A (en) Control for hydroelectric generators
SU599326A1 (ru) Устройство дл переключени ответвлений силового трансформатора
SU1339737A1 (ru) Устройство дл защиты трехфазной электроустановки от обрыва фазы
SU1229880A1 (ru) Способ контрол исправности соединительных проводов продольной дифференциально-фазной защиты линий электропередачи
SU881932A2 (ru) Способ защиты от коммутационных перенапр жений
SU741246A1 (ru) Стабилизатор посто нного напр жени