BE406832A - - Google Patents

Info

Publication number
BE406832A
BE406832A BE406832DA BE406832A BE 406832 A BE406832 A BE 406832A BE 406832D A BE406832D A BE 406832DA BE 406832 A BE406832 A BE 406832A
Authority
BE
Belgium
Prior art keywords
line
relay
current
circuit
earth
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE406832A publication Critical patent/BE406832A/fr

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00Alarms responsive to unspecified undesired or abnormal conditions
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02Monitoring continuously signalling or alarm systems
    • G08B29/06Monitoring of the line circuits, e.g. signalling of line faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Alarm Systems (AREA)
BE406832D BE406832A (fi)

Publications (1)

Publication Number Publication Date
BE406832A true BE406832A (fi)

Family

ID=71752

Family Applications (1)

Application Number Title Priority Date Filing Date
BE406832D BE406832A (fi)

Country Status (1)

Country Link
BE (1) BE406832A (fi)

Similar Documents

Publication Publication Date Title
BE406832A (fi)
EP0475800A1 (fr) Système de protection de véhicule
EP1128411A1 (fr) Dispositif et procédé de surveillance d'appareil de coupure électrique et tableau électrique comportant un tel dispositif
BE336196A (fi)
BE898689A (fr) Procede et appareil de blocage automatique d'un interrupteur de deconnexion de charge a proximite d'un defaut localise
BE351681A (fi)
CH141702A (fr) Installation téléphonique.
BE502955A (fi)
BE345811A (fi)
BE570916A (fi)
BE384554A (fi)
BE349856A (fi)
BE387839A (fi)
CH228563A (fr) Installation de commande électrique à distance.
CH170359A (fr) Tableau de contrôle pour réseau de distribution d'énergie électrique.
BE335994A (fi)
BE481571A (fi)
BE488660A (fi)
BE415524A (fi)
BE332977A (fi)
BE428655A (fi)
BE454860A (fi)
BE483916A (fi)
BE675065A (fi)
BE432639A (fi)