GB866031A - Improvements in or relating to protection devices for electric networks - Google Patents

Improvements in or relating to protection devices for electric networks

Info

Publication number
GB866031A
GB866031A GB21761/58A GB2176158A GB866031A GB 866031 A GB866031 A GB 866031A GB 21761/58 A GB21761/58 A GB 21761/58A GB 2176158 A GB2176158 A GB 2176158A GB 866031 A GB866031 A GB 866031A
Authority
GB
United Kingdom
Prior art keywords
relays
frequency
circuit
phase
transformers
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
GB21761/58A
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.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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 Charbonnages de France CDF filed Critical Charbonnages de France CDF
Publication of GB866031A publication Critical patent/GB866031A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H39/00—Switching devices actuated by an explosion produced within the device and initiated by an electric current
    • H01H39/006—Opening by severing a conductor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H02H1/003—Fault detection by injection of an auxiliary voltage
    • 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
    • H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
    • H02H7/226—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for wires or cables, e.g. heating wires

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Air Bags (AREA)
  • Fuses (AREA)
  • Protection Of Transformers (AREA)
GB21761/58A 1957-07-09 1958-07-07 Improvements in or relating to protection devices for electric networks Expired GB866031A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR1179548X 1957-07-09
FR803610A FR1242994A (fr) 1957-07-09 1957-08-26 Protection des réseaux électriques comportant des câbles
FR1193579X 1958-03-25
FR1198124X 1958-06-02
FR777724 1958-10-28

Publications (1)

Publication Number Publication Date
GB866031A true GB866031A (en) 1961-04-26

Family

ID=43479304

Family Applications (4)

Application Number Title Priority Date Filing Date
GB21761/58A Expired GB866031A (en) 1957-07-09 1958-07-07 Improvements in or relating to protection devices for electric networks
GB5713/62A Expired GB927169A (en) 1957-07-09 1959-10-28 Improvements in or relating to high speed current cut-off devices
GB36658/59A Expired GB927168A (en) 1957-07-09 1959-10-28 Improvements in or relating to protection systems for electric networks comprising cables
GB36657/59A Expired GB927167A (en) 1957-07-09 1959-10-28 Improvements in or relating to systems for protection of an electric network by highspeed current cut-off

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB5713/62A Expired GB927169A (en) 1957-07-09 1959-10-28 Improvements in or relating to high speed current cut-off devices
GB36658/59A Expired GB927168A (en) 1957-07-09 1959-10-28 Improvements in or relating to protection systems for electric networks comprising cables
GB36657/59A Expired GB927167A (en) 1957-07-09 1959-10-28 Improvements in or relating to systems for protection of an electric network by highspeed current cut-off

Country Status (5)

Country Link
BE (3) BE569291A (US06653308-20031125-C00064.png)
DE (4) DE1146176B (US06653308-20031125-C00064.png)
FR (5) FR1179548A (US06653308-20031125-C00064.png)
GB (4) GB866031A (US06653308-20031125-C00064.png)
NL (1) NL104787C (US06653308-20031125-C00064.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195846A (en) * 1986-10-09 1988-04-13 Lucas Ind Plc Detecting disconnection of electrical apparatus
CN106531415A (zh) * 2016-12-28 2017-03-22 江苏思源赫兹互感器有限公司 一种具有抑制过电压的电抗器及其制作方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2229157A1 (en) * 1973-05-07 1974-12-06 Merlin Gerin Electricity network fault location system - automatic system reconnects non faulty circuit sections
DE10209626B4 (de) * 2002-03-05 2005-02-03 Mbb Airbag Systems Gmbh Pyrotechnischer Schalter
DE10209627A1 (de) * 2002-03-05 2003-10-02 Mbb Airbag Systems Gmbh Pyrotechnischer Schalter
CN104048569B (zh) * 2014-05-29 2015-09-23 西安电子工程研究所 一种微秒级同轴型同步控制开关
CN107180669A (zh) * 2017-07-08 2017-09-19 安徽德源电缆集团有限公司 一种新型乙丙橡胶绝缘电缆
CN107342134A (zh) * 2017-07-08 2017-11-10 安徽德源电缆集团有限公司 一种韧性好的乙丙橡胶绝缘型信号电缆
DE102019103621A1 (de) * 2019-02-14 2020-08-20 Doepke Schaltgeräte GmbH Vorrichtung zum Schutz gegen elektrischen Schlag oder zum Schutz bei Überstrom

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1831338A (en) * 1924-04-17 1931-11-10 Ass Elect Ind Protective apparatus for electrical systems
DE725747C (de) * 1928-10-03 1942-09-28 Siemens Ag Schaltungsanordnung zum Schutze von Starkstromleitungen gegen Betriebsstoerungen
DE637111C (de) * 1932-07-23 1936-10-22 Siemens Schuckertwerke Akt Ges Anordnung zum Schutz von elektrischen Anlagen, insbesondere Starkstromanlagen
DE761432C (de) * 1939-07-21 1953-06-22 Bosch Gmbh Robert Abschnappkupplung fuer Zuendapparate
BE440907A (US06653308-20031125-C00064.png) * 1940-03-01
DE966596C (de) * 1951-02-14 1957-08-22 Siemens Ag Schutzschaltung fuer Kabel oder Leitungen in explosions- bzw. schlagwettergefaehrdeten Betrieben
DE968200C (de) * 1951-02-14 1958-01-23 Siemens Ag Schutzschaltung fuer Kabel oder Leitungen in explosions- bzw. schlagwettergefaehrdete Betrieben
FR1089708A (fr) * 1953-12-18 1955-03-21 Land & Seekabelwerke Ag Dispositif de protection pour canalisations électriques mobiles
DE1089865B (de) * 1959-09-15 1960-09-29 Siemens Ag Anordnung zur Verminderung eines Fehlerstromes zwischen Speiseleitungen, insbesondere fuer Kabel und Leitungen im Bergbau unter Tage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195846A (en) * 1986-10-09 1988-04-13 Lucas Ind Plc Detecting disconnection of electrical apparatus
CN106531415A (zh) * 2016-12-28 2017-03-22 江苏思源赫兹互感器有限公司 一种具有抑制过电压的电抗器及其制作方法

Also Published As

Publication number Publication date
DE1173583B (de) 1964-07-09
DE1801774U (de) 1959-12-10
FR1242994A (fr) 1961-01-11
FR1213796A (fr) 1960-04-04
BE583987A (fr) 1960-04-25
FR1179548A (fr) 1959-05-26
FR1193579A (fr) 1959-11-03
NL104787C (US06653308-20031125-C00064.png) 1963-05-15
FR1198124A (fr) 1959-12-04
GB927168A (en) 1963-05-29
GB927167A (en) 1963-05-29
GB927169A (en) 1963-05-29
DE1146176B (de) 1963-03-28
DE1108307B (de) 1961-06-08
BE569291A (US06653308-20031125-C00064.png) 1959-01-09
BE592458A (fr) 1960-12-30

Similar Documents

Publication Publication Date Title
GB866031A (en) Improvements in or relating to protection devices for electric networks
GB1485968A (en) Fault current protective device
GB1134590A (en) Ground leakage differential protective apparatus
GB1107879A (en) Improvements in or relating to earth leakage protection devices
GB1115467A (en) Improvements in or relating to electrical circuit protection devices
GB1442900A (en) Ground fault interrupter circuit with excited secondary winding on differential transformer
GB1097809A (en) Improved circuit breaker control system
US4198628A (en) Circuit arrangement for detecting grounds in a static converter
US3932804A (en) Neutralizing transformer arrangement
GB1255795A (en) Earth leakage protection devices
GB1254788A (en) Improvements in or relating to devices for indicating the condition of a switch
US3496418A (en) Neutral drainage reactor protector device for communication lines
GB585516A (en) Improvements in or relating to electric distance protective arrangements
SU136813A1 (ru) Способ защиты трансформаторов напр жени в установках дл контрол состо ни изол ции высоковольтной сети
GB902050A (en) Improvements in or relating to electric network protection systems
JPS5824790Y2 (ja) 分圧器
UNIT SWITCHGEAR & PROTECTION
SU73839A1 (ru) Устройство дл контрол изол ции в трехфазных сет х высокого напр жени
GB794106A (en) Improvements in earth leakage protective devices
GB549032A (en) Improvements in means for reducing equalising oscillations occurring with multi-pole surges in electrical transformers
GB542804A (en) Improvements in or relating to electric protective arrangements
SU133094A1 (ru) Устройство дл защиты от замыканий
GB635031A (en) Improvements in and relating to electrical signalling systems
GB903098A (en) Self protective electrical inductive apparatus
GB1359848A (en) Earth leakage protective arrangements