ATA70186A - Oder signaltechnischen einrichtung - Google Patents

Oder signaltechnischen einrichtung

Info

Publication number
ATA70186A
ATA70186A AT70186A AT70186A ATA70186A AT A70186 A ATA70186 A AT A70186A AT 70186 A AT70186 A AT 70186A AT 70186 A AT70186 A AT 70186A AT A70186 A ATA70186 A AT A70186A
Authority
AT
Austria
Prior art keywords
signaling device
signaling
Prior art date
Application number
AT70186A
Other languages
English (en)
Other versions
AT393915B (de
Inventor
Michael Dipl Ing Heedt
Original Assignee
Quante Ag
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 Quante Ag filed Critical Quante Ag
Publication of ATA70186A publication Critical patent/ATA70186A/de
Application granted granted Critical
Publication of AT393915B publication Critical patent/AT393915B/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G01R27/18—Measuring resistance to earth, i.e. line to ground

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AT70186A 1985-04-17 1986-03-17 Schaltung zur ueberwachung der isolationswiderst|nde einer schar von baugruppen einer elektrischen anlage mit gemeinsamer erdfreier stromversorgung, insbesondere einer fernmeldeoder signaltechnischen einrichtung AT393915B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853513846 DE3513846A1 (de) 1985-04-17 1985-04-17 Schaltung zur ueberwachung der isolationswiderstaende einer schar von baugruppen einer elektrischen anlage mit gemeinsamer erdfreier stromversorgung, insbesondere einer fernmelde- oder signaltechnischen einrichtung

Publications (2)

Publication Number Publication Date
ATA70186A true ATA70186A (de) 1991-06-15
AT393915B AT393915B (de) 1992-01-10

Family

ID=6268356

Family Applications (1)

Application Number Title Priority Date Filing Date
AT70186A AT393915B (de) 1985-04-17 1986-03-17 Schaltung zur ueberwachung der isolationswiderst|nde einer schar von baugruppen einer elektrischen anlage mit gemeinsamer erdfreier stromversorgung, insbesondere einer fernmeldeoder signaltechnischen einrichtung

Country Status (2)

Country Link
AT (1) AT393915B (de)
DE (1) DE3513846A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19725611C2 (de) * 1997-06-17 2001-03-08 Siemens Ag Überwachungsverfahren und Überwachungsgerät für ein Kabel
JP2003066090A (ja) 2001-08-29 2003-03-05 Omron Corp 漏電検出装置
EP2811248B1 (de) * 2013-06-06 2019-05-08 Siemens Aktiengesellschaft Isolationsüberwachung eines elektrischen Heizkreises für einen Schmelzofen und Verfahren zur Überwachung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723019A1 (de) * 1977-05-21 1978-11-30 Hartmann & Braun Ag Schaltungsanordnung zur ueberwachung des isolationszustandes von gleichspannungsnetzen
DE2814849A1 (de) * 1978-04-06 1979-10-11 Hartmann & Braun Ag Schaltungsanordnung zur ueberwachung des isolationszustandes von wechselspannungsnetzen

Also Published As

Publication number Publication date
AT393915B (de) 1992-01-10
DE3513846A1 (de) 1986-10-30
DE3513846C2 (de) 1992-07-30

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEFA Change of the company name
ELJ Ceased due to non-payment of the annual fee
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee