IT1294395B1 - Procedimento e dispositivo per la sorveglianza automatica di interruttori di protezione a corrente di dispersione. - Google Patents

Procedimento e dispositivo per la sorveglianza automatica di interruttori di protezione a corrente di dispersione.

Info

Publication number
IT1294395B1
IT1294395B1 IT97TO000405A ITTO970405A IT1294395B1 IT 1294395 B1 IT1294395 B1 IT 1294395B1 IT 97TO000405 A IT97TO000405 A IT 97TO000405A IT TO970405 A ITTO970405 A IT TO970405A IT 1294395 B1 IT1294395 B1 IT 1294395B1
Authority
IT
Italy
Prior art keywords
procedure
leakage current
current protection
automatic monitoring
protection switches
Prior art date
Application number
IT97TO000405A
Other languages
English (en)
Italian (it)
Inventor
Rainer Strietzel
Original Assignee
Aeg Sensorsysteme Gmbh
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 Aeg Sensorsysteme Gmbh filed Critical Aeg Sensorsysteme Gmbh
Publication of ITTO970405A0 publication Critical patent/ITTO970405A0/it
Publication of ITTO970405A1 publication Critical patent/ITTO970405A1/it
Application granted granted Critical
Publication of IT1294395B1 publication Critical patent/IT1294395B1/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/334—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control
    • H02H3/335—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
    • 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
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
IT97TO000405A 1996-05-15 1997-05-14 Procedimento e dispositivo per la sorveglianza automatica di interruttori di protezione a corrente di dispersione. IT1294395B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19619629A DE19619629C1 (de) 1996-05-15 1996-05-15 Verfahren und Anordnung zur automatischen Überwachung von Fehlerstromschutzschaltern

Publications (3)

Publication Number Publication Date
ITTO970405A0 ITTO970405A0 (fr) 1997-05-14
ITTO970405A1 ITTO970405A1 (it) 1998-11-14
IT1294395B1 true IT1294395B1 (it) 1999-03-24

Family

ID=7794423

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO000405A IT1294395B1 (it) 1996-05-15 1997-05-14 Procedimento e dispositivo per la sorveglianza automatica di interruttori di protezione a corrente di dispersione.

Country Status (3)

Country Link
DE (1) DE19619629C1 (fr)
FR (1) FR2748869B1 (fr)
IT (1) IT1294395B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19954037A1 (de) * 1999-10-29 2001-05-03 Siemens Ag Verfahren zum Überwachen der Funktionsfähigkeit eines Bauelementes eines elektrischen Gerätes während des Betriebes
DE10120570A1 (de) * 2001-04-26 2002-11-21 Siemens Ag Fehlerspannungs-Schutzeinrichtung
GB0509045D0 (en) * 2005-05-04 2005-06-08 Deepstream Technologies Ltd Circuit protection device and test facility to simulate a fault condition
DE102012202642A1 (de) 2012-02-21 2013-08-22 Siemens Aktiengesellschaft Elektrischer Schalter
JP7275448B2 (ja) * 2017-10-11 2023-05-18 リテルフューズ、インコーポレイテッド 電流フローの分散に基づくアーク検出

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537140A1 (de) * 1985-10-18 1987-04-23 Turck Werner Kg Selbstueberwachender fehlerstromschutzschalter
DE3835677C2 (de) * 1988-10-20 1997-07-17 Metrawatt Gmbh Gossen Meßverfahren und Schaltungsanordnung zur Ermittlung des Auslösestroms von FI-Schaltern
DE19529474C1 (de) * 1995-08-11 1997-01-23 Aeg Sensorsysteme Gmbh Verfahren und Anordnung zur automatischen Überwachung von Fehlerstromschutzschaltern

Also Published As

Publication number Publication date
FR2748869B1 (fr) 2000-05-05
ITTO970405A1 (it) 1998-11-14
FR2748869A1 (fr) 1997-11-21
DE19619629C1 (de) 1997-10-09
ITTO970405A0 (fr) 1997-05-14

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Legal Events

Date Code Title Description
0001 Granted