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DE60014711D1 - Verbesserte elektronische fehlerstromschutzvorrichtung - Google Patents

Verbesserte elektronische fehlerstromschutzvorrichtung

Info

Publication number
DE60014711D1
DE60014711D1 DE60014711T DE60014711T DE60014711D1 DE 60014711 D1 DE60014711 D1 DE 60014711D1 DE 60014711 T DE60014711 T DE 60014711T DE 60014711 T DE60014711 T DE 60014711T DE 60014711 D1 DE60014711 D1 DE 60014711D1
Authority
DE
Germany
Prior art keywords
leakage current
earth leakage
value
indicative
moving contact
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60014711T
Other languages
English (en)
Other versions
DE60014711T2 (de
Inventor
Walter Patruno
Salvatore Brandonisio
Paolo Antonello
Samuel Beniston
Willy Schwarz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB SpA
Original Assignee
ABB Service SRL
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 Service SRL filed Critical ABB Service SRL
Publication of DE60014711D1 publication Critical patent/DE60014711D1/de
Application granted granted Critical
Publication of DE60014711T2 publication Critical patent/DE60014711T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE60014711T 1999-12-30 2000-11-28 Verbesserte elektronische fehlerstromschutzvorrichtung Expired - Lifetime DE60014711T2 (de)

Applications Claiming Priority (3)

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
ITMI992756 1999-12-30
PCT/EP2000/012076 WO2001050565A1 (en) 1999-12-30 2000-11-28 An improved electronic earth leakage current device

Publications (2)

Publication Number Publication Date
DE60014711D1 true DE60014711D1 (de) 2004-11-11
DE60014711T2 DE60014711T2 (de) 2005-11-17

Family

ID=11384234

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60014711T Expired - Lifetime DE60014711T2 (de) 1999-12-30 2000-11-28 Verbesserte elektronische fehlerstromschutzvorrichtung

Country Status (6)

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

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
DE59808141D1 (de) * 1997-09-30 2003-06-05 Siemens Ag Fehlerstrom-Schutzeinrichtung

Also Published As

Publication number Publication date
IT1314353B1 (it) 2002-12-09
ITMI992756A1 (it) 2001-06-30
AU2361501A (en) 2001-07-16
ITMI992756A0 (it) 1999-12-30
EP1247318B1 (de) 2004-10-06
DE60014711T2 (de) 2005-11-17
EP1247318A1 (de) 2002-10-09
WO2001050565A1 (en) 2001-07-12
ATE279038T1 (de) 2004-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ABB S.P.A., MILANO, IT