ATA637978A - ELECTRICAL DEVICE FOR CONTROLLING THE OPERATIONAL OPERATION OF AN ELECTRICAL MONITORING DEVICE FOR INSULATION RESISTORS OF A DC-POWERED SYSTEM - Google Patents

ELECTRICAL DEVICE FOR CONTROLLING THE OPERATIONAL OPERATION OF AN ELECTRICAL MONITORING DEVICE FOR INSULATION RESISTORS OF A DC-POWERED SYSTEM

Info

Publication number
ATA637978A
ATA637978A AT637978A AT637978A ATA637978A AT A637978 A ATA637978 A AT A637978A AT 637978 A AT637978 A AT 637978A AT 637978 A AT637978 A AT 637978A AT A637978 A ATA637978 A AT A637978A
Authority
AT
Austria
Prior art keywords
electrical
controlling
powered system
monitoring device
operational operation
Prior art date
Application number
AT637978A
Other languages
German (de)
Other versions
AT365784B (en
Inventor
Hermann Quante
Otto Pretzsch
Original Assignee
Quante Wilhelm Spezialfab
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 Wilhelm Spezialfab filed Critical Quante Wilhelm Spezialfab
Publication of ATA637978A publication Critical patent/ATA637978A/en
Application granted granted Critical
Publication of AT365784B publication Critical patent/AT365784B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10—AC or DC measuring bridges
    • 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
    • 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
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/126—Checking intermittently signalling or alarm systems of annunciator circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
AT0637978A 1977-12-01 1978-09-04 ELECTRICAL DEVICE FOR CONTROLLING THE OPERATIONAL OPERATION OF AN ELECTRICAL MONITORING DEVICE FOR INSULATION RESISTORS OF A DC-POWERED SYSTEM AT365784B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772753572 DE2753572A1 (en) 1977-12-01 1977-12-01 Insulation resistance monitor checking device - with monitor bridge amplifier input switching between insulation and test resistances

Publications (2)

Publication Number Publication Date
ATA637978A true ATA637978A (en) 1981-06-15
AT365784B AT365784B (en) 1982-02-10

Family

ID=6025089

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0637978A AT365784B (en) 1977-12-01 1978-09-04 ELECTRICAL DEVICE FOR CONTROLLING THE OPERATIONAL OPERATION OF AN ELECTRICAL MONITORING DEVICE FOR INSULATION RESISTORS OF A DC-POWERED SYSTEM

Country Status (2)

Country Link
AT (1) AT365784B (en)
DE (1) DE2753572A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3513850A1 (en) * 1985-04-17 1986-10-23 Quante Fernmeldetechnik Gmbh Method 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
DE3513849A1 (en) * 1985-04-17 1986-10-23 Quante Fernmeldetechnik GmbH, 5600 Wuppertal Method 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
DE4323380A1 (en) * 1993-07-13 1995-01-19 Wabco Vermoegensverwaltung Method and circuit for fault recognition in resistor measuring bridges
EP1265076B1 (en) * 2001-06-08 2008-12-31 "VLAAMSE INSTELLING VOOR TECHNOLOGISCH ONDERZOEK", afgekort "V.I.T.O." Safety device for monitoring a DC bus insulation
CN111426881A (en) * 2020-05-13 2020-07-17 常熟瑞特电气股份有限公司 RIM type insulation monitoring method and device

Also Published As

Publication number Publication date
AT365784B (en) 1982-02-10
DE2753572A1 (en) 1979-06-07

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee