ATA70386A - CIRCUIT FOR MONITORING THE INSULATION RESISTANCE OF A SHEET OF ASSEMBLIES OF AN ELECTRICAL SYSTEM WITH A COMMON EARTH-FREE POWER SUPPLY, IN PARTICULAR A TELECOMMUNICATION OR SIGNALING DEVICE - Google Patents

CIRCUIT FOR MONITORING THE INSULATION RESISTANCE OF A SHEET OF ASSEMBLIES OF AN ELECTRICAL SYSTEM WITH A COMMON EARTH-FREE POWER SUPPLY, IN PARTICULAR A TELECOMMUNICATION OR SIGNALING DEVICE

Info

Publication number
ATA70386A
ATA70386A AT70386A AT70386A ATA70386A AT A70386 A ATA70386 A AT A70386A AT 70386 A AT70386 A AT 70386A AT 70386 A AT70386 A AT 70386A AT A70386 A ATA70386 A AT A70386A
Authority
AT
Austria
Prior art keywords
telecommunication
assemblies
monitoring
sheet
power supply
Prior art date
Application number
AT70386A
Other languages
German (de)
Other versions
AT397439B (en
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 ATA70386A publication Critical patent/ATA70386A/en
Application granted granted Critical
Publication of AT397439B publication Critical patent/AT397439B/en

Links

Classifications

    • 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
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • 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)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AT70386A 1985-04-17 1986-03-17 CIRCUIT FOR MONITORING THE INSULATION RESISTANCE OF A SHEET OF ASSEMBLIES OF AN ELECTRICAL SYSTEM WITH A COMMON EARTH-FREE POWER SUPPLY, IN PARTICULAR A TELECOMMUNICATION OR SIGNALING DEVICE AT397439B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853513848 DE3513848A1 (en) 1985-04-17 1985-04-17 Circuit for monitoring the insulation resistances of a group of modules of an electrical installation with a common earth-free power supply, in particular a telecommunications or signalling device

Publications (2)

Publication Number Publication Date
ATA70386A true ATA70386A (en) 1993-08-15
AT397439B AT397439B (en) 1994-04-25

Family

ID=6268358

Family Applications (1)

Application Number Title Priority Date Filing Date
AT70386A AT397439B (en) 1985-04-17 1986-03-17 CIRCUIT FOR MONITORING THE INSULATION RESISTANCE OF A SHEET OF ASSEMBLIES OF AN ELECTRICAL SYSTEM WITH A COMMON EARTH-FREE POWER SUPPLY, IN PARTICULAR A TELECOMMUNICATION OR SIGNALING DEVICE

Country Status (2)

Country Link
AT (1) AT397439B (en)
DE (1) DE3513848A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3707862A1 (en) * 1987-03-11 1988-09-22 Siemens Ag Arrangement for measuring the transition resistance of line terminals in a network of conductors which are connected electrically in parallel
WO1990015338A1 (en) * 1989-06-10 1990-12-13 Robert Bosch Gmbh Reference-voltage supply circuit
DE102011107206A1 (en) * 2011-07-13 2013-01-17 Howaldtswerke-Deutsche Werft Gmbh Method for checking a measuring arrangement for voltage determination and method for charging a loadable voltage source
DE102012220468B3 (en) 2012-11-09 2014-03-27 Seca Ag length measuring instrument

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1026862B (en) * 1955-10-14 1958-03-27 Johannes Posern Dr Ing Device for monitoring the insulation status of non-earthed AC and three-phase networks
US3976987A (en) * 1975-08-29 1976-08-24 Square D Company Dual channel dynamic line isolation monitor
DE2943198A1 (en) * 1979-10-25 1981-05-14 Eur-Control Källe AB, Säffle DEVICE FOR MEASURING THE ELECTRICAL IMPEDANCE OF PARTICULAR PARTICULAR MATERIALS

Also Published As

Publication number Publication date
DE3513848A1 (en) 1986-10-23
AT397439B (en) 1994-04-25
DE3513848C2 (en) 1992-05-21

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties
ELJ Ceased due to non-payment of the annual fee