BE505357A - - Google Patents

Info

Publication number
BE505357A
BE505357A BE505357DA BE505357A BE 505357 A BE505357 A BE 505357A BE 505357D A BE505357D A BE 505357DA BE 505357 A BE505357 A BE 505357A
Authority
BE
Belgium
Prior art keywords
signaling
relay
thyratron
resistor
earth
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE505357A publication Critical patent/BE505357A/fr

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
BE505357D BE505357A (de)

Publications (1)

Publication Number Publication Date
BE505357A true BE505357A (de)

Family

ID=145925

Family Applications (1)

Application Number Title Priority Date Filing Date
BE505357D BE505357A (de)

Country Status (1)

Country Link
BE (1) BE505357A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222663A (en) * 1961-10-30 1965-12-07 Gerald H Dennis Ground fault detecting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222663A (en) * 1961-10-30 1965-12-07 Gerald H Dennis Ground fault detecting device

Similar Documents

Publication Publication Date Title
US4119866A (en) High voltage electrical network with DC ice-melting device and current return through ground
CA1044795A (en) Sensing amplifier and trip circuit particularly for ground fault circuit interrupter
FR2842663A1 (fr) Dispositif de surveillance de rupture de neutre et de terre, et appareil de coupure electrique comportant un tel dispositif
EP0037751A1 (de) Statischer Auslöser für einen elektrischen Schutzschalter
EP0860927A1 (de) Schutzschaltungsanordnung für Überspannungsableiter
US6462923B1 (en) Coaxial cable protection device
US20110178649A1 (en) Method for preventing electric shock by contact with connected-to-ground electric appliances and installations, and apparatus therefor
BE505357A (de)
US2569133A (en) Series capacitor protective system
FR2681989A1 (fr) Declencheur electronique comportant des moyens de communication.
EP0180506B1 (de) Sicherheitseinrichtung für Differenzstromschutzgerät
Guzmán et al. Reliable busbar and breaker failure protection with advanced zone selection
US2292935A (en) Timing relay for power circuit rupturing means
RU48116U1 (ru) Устройство для защиты линий с изолированной нейтралью
FR2671437A1 (fr) Dispositif pour delester les installations electriques basse tension soumises a des dimensions.
EP1106420A1 (de) Elektrisches Schutzrelais
FR2671240A1 (fr) Dispositif de commande d'un disjoncteur en cas de rupture de la ligne neutre.
RU2085414C1 (ru) Устройство для защиты тяговой сети переменного тока при нарушении изоляции не заземленных на рельсы опор
Sattari et al. High reliability electrical distribution system for industrial facilities
FR2659744A1 (fr) Dispositif de detection de defauts d'isolement electrique pour installation sous tension.
FR2549287A1 (fr) Dispositif pour disjoncteur differentiel de maintien de la protection en cas de coupure de neutre
CA1072199A (fr) Arrangement de disjoncteurs de generateurs
SU51741A1 (ru) Защитное устройство дл сетей вещани по проводам
KR200345114Y1 (ko) 저압전로의 활선 절연감시장치의 제어회로
BE658531A (fr) Dispositif statique de commande et de contrôle principalement de feux de signalisation