IT1314353B1 - Dispositivo elettronico di protezione da una corrente di dispersioneverso terra - Google Patents

Dispositivo elettronico di protezione da una corrente di dispersioneverso terra

Info

Publication number
IT1314353B1
IT1314353B1 IT1999MI002756A ITMI992756A IT1314353B1 IT 1314353 B1 IT1314353 B1 IT 1314353B1 IT 1999MI002756 A IT1999MI002756 A IT 1999MI002756A IT MI992756 A ITMI992756 A IT MI992756A IT 1314353 B1 IT1314353 B1 IT 1314353B1
Authority
IT
Italy
Prior art keywords
leakage current
earth leakage
value
indicative
earth
Prior art date
Application number
IT1999MI002756A
Other languages
English (en)
Inventor
Walter Patruno
Salvatore Brandonisio
Paolo Antonello
John Samuel Beniston
Willy Schwarz
Original Assignee
Abb Ricerca Spa
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 Abb Ricerca Spa filed Critical Abb Ricerca Spa
Priority to IT1999MI002756A priority Critical patent/IT1314353B1/it
Publication of ITMI992756A0 publication Critical patent/ITMI992756A0/it
Priority to PCT/EP2000/012076 priority patent/WO2001050565A1/en
Priority to EP00987331A priority patent/EP1247318B1/en
Priority to AU23615/01A priority patent/AU2361501A/en
Priority to AT00987331T priority patent/ATE279038T1/de
Priority to DE60014711T priority patent/DE60014711T2/de
Publication of ITMI992756A1 publication Critical patent/ITMI992756A1/it
Application granted granted Critical
Publication of IT1314353B1 publication Critical patent/IT1314353B1/it
Priority to AU2005202544A priority patent/AU2005202544B2/en

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
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of DC component by short circuits in AC networks
    • 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
    • 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

Landscapes

  • Emergency Protection Circuit Devices (AREA)
IT1999MI002756A 1999-12-30 1999-12-30 Dispositivo elettronico di protezione da una corrente di dispersioneverso terra IT1314353B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT1999MI002756A IT1314353B1 (it) 1999-12-30 1999-12-30 Dispositivo elettronico di protezione da una corrente di dispersioneverso terra
PCT/EP2000/012076 WO2001050565A1 (en) 1999-12-30 2000-11-28 An improved electronic earth leakage current device
EP00987331A EP1247318B1 (en) 1999-12-30 2000-11-28 An improved electronic earth leakage current device
AU23615/01A AU2361501A (en) 1999-12-30 2000-11-28 An improved electronic earth leakage current device
AT00987331T ATE279038T1 (de) 1999-12-30 2000-11-28 Verbesserte elektronische fehlerstromschutzvorrichtung
DE60014711T DE60014711T2 (de) 1999-12-30 2000-11-28 Verbesserte elektronische fehlerstromschutzvorrichtung
AU2005202544A AU2005202544B2 (en) 1999-12-30 2005-06-10 An improved electronic earth leakage current device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999MI002756A IT1314353B1 (it) 1999-12-30 1999-12-30 Dispositivo elettronico di protezione da una corrente di dispersioneverso terra

Publications (3)

Publication Number Publication Date
ITMI992756A0 ITMI992756A0 (it) 1999-12-30
ITMI992756A1 ITMI992756A1 (it) 2001-06-30
IT1314353B1 true IT1314353B1 (it) 2002-12-09

Family

ID=11384234

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999MI002756A IT1314353B1 (it) 1999-12-30 1999-12-30 Dispositivo elettronico di protezione da una corrente di dispersioneverso terra

Country Status (6)

Country Link
EP (1) EP1247318B1 (it)
AT (1) ATE279038T1 (it)
AU (1) AU2361501A (it)
DE (1) DE60014711T2 (it)
IT (1) IT1314353B1 (it)
WO (1) WO2001050565A1 (it)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2072441A (en) * 1980-02-23 1981-09-30 Redsure Elp Ltd Apparatus for monitoring electrical earth leakage currents
IT1128668B (it) * 1980-07-29 1986-06-04 Bruno Basini Indicatore elettronico della corrente assorbita espressa in valore percentuale rispetto ad un limite prefissato superando il quale si attiva un allarme acustico
EP0905847B1 (de) * 1997-09-30 2003-05-02 Siemens Aktiengesellschaft Fehlerstrom-Schutzeinrichtung

Also Published As

Publication number Publication date
EP1247318B1 (en) 2004-10-06
DE60014711T2 (de) 2005-11-17
ATE279038T1 (de) 2004-10-15
AU2361501A (en) 2001-07-16
ITMI992756A0 (it) 1999-12-30
DE60014711D1 (de) 2004-11-11
WO2001050565A1 (en) 2001-07-12
ITMI992756A1 (it) 2001-06-30
EP1247318A1 (en) 2002-10-09

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