IT1227723B - Dispositivo a sicurezza positiva per l'apertura a distanza, in situazione di emergenza, particolarmente di interruttori differenziali - Google Patents

Dispositivo a sicurezza positiva per l'apertura a distanza, in situazione di emergenza, particolarmente di interruttori differenziali

Info

Publication number
IT1227723B
IT1227723B IT8823083A IT2308388A IT1227723B IT 1227723 B IT1227723 B IT 1227723B IT 8823083 A IT8823083 A IT 8823083A IT 2308388 A IT2308388 A IT 2308388A IT 1227723 B IT1227723 B IT 1227723B
Authority
IT
Italy
Prior art keywords
safety device
remote opening
differential switches
emergency situation
windings
Prior art date
Application number
IT8823083A
Other languages
English (en)
Other versions
IT8823083A0 (it
Inventor
Giorgio Giardini
Original Assignee
Elettrocondutture
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 Elettrocondutture filed Critical Elettrocondutture
Priority to IT8823083A priority Critical patent/IT1227723B/it
Publication of IT8823083A0 publication Critical patent/IT8823083A0/it
Priority to DE68913464T priority patent/DE68913464T2/de
Priority to EP89121614A priority patent/EP0374506B1/en
Priority to AT89121614T priority patent/ATE102405T1/de
Priority to ES89121614T priority patent/ES2049795T3/es
Application granted granted Critical
Publication of IT1227723B publication Critical patent/IT1227723B/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 imbalance for other protection or monitoring reasons or remote control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Keying Circuit Devices (AREA)
  • Breakers (AREA)
  • Retarders (AREA)
  • Push-Button Switches (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Alarm Systems (AREA)
  • Feeding And Controlling Fuel (AREA)
  • External Artificial Organs (AREA)
IT8823083A 1988-12-23 1988-12-23 Dispositivo a sicurezza positiva per l'apertura a distanza, in situazione di emergenza, particolarmente di interruttori differenziali IT1227723B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8823083A IT1227723B (it) 1988-12-23 1988-12-23 Dispositivo a sicurezza positiva per l'apertura a distanza, in situazione di emergenza, particolarmente di interruttori differenziali
DE68913464T DE68913464T2 (de) 1988-12-23 1989-11-23 Not-Fernöffner, insbesondere für Differentialschalter.
EP89121614A EP0374506B1 (en) 1988-12-23 1989-11-23 Emergency remote opening device, particularly for differential switches
AT89121614T ATE102405T1 (de) 1988-12-23 1989-11-23 Not-fernoeffner, insbesondere fuer differentialschalter.
ES89121614T ES2049795T3 (es) 1988-12-23 1989-11-23 Dispositivo de apertura remota de emergencia, particularmente para interruptores diferenciales.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8823083A IT1227723B (it) 1988-12-23 1988-12-23 Dispositivo a sicurezza positiva per l'apertura a distanza, in situazione di emergenza, particolarmente di interruttori differenziali

Publications (2)

Publication Number Publication Date
IT8823083A0 IT8823083A0 (it) 1988-12-23
IT1227723B true IT1227723B (it) 1991-05-06

Family

ID=11203590

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8823083A IT1227723B (it) 1988-12-23 1988-12-23 Dispositivo a sicurezza positiva per l'apertura a distanza, in situazione di emergenza, particolarmente di interruttori differenziali

Country Status (5)

Country Link
EP (1) EP0374506B1 (it)
AT (1) ATE102405T1 (it)
DE (1) DE68913464T2 (it)
ES (1) ES2049795T3 (it)
IT (1) IT1227723B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE64082B1 (en) * 1991-01-17 1995-07-12 Shakira Ltd A C mains monitoring circuit
DE19530306A1 (de) * 1995-08-17 1997-02-20 Siemens Ag Fehlerstromschutzschaltung mit Fernauslösung
DE19818054A1 (de) * 1998-04-22 1999-10-28 Siemens Ag Schutzschaltgerät
DE102005034644B4 (de) * 2005-07-25 2014-04-10 Siemens Aktiengesellschaft Fehlerstromschutzschalter mit zusätzlichem Auslöseschalter
DE102015004541A1 (de) 2015-04-08 2016-10-13 Doepke Schaltgeräte GmbH Fehlerstrom-Schutzeinrichtung mit zusätzlicher Auslösefunktion

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE875680C (de) * 1941-11-06 1953-05-04 Siemens Ag Schutzschalter
FR2586137B1 (fr) * 1985-08-06 1987-12-11 Merlin Gerin Telecommande d'ouverture d'un dispositif de protection differentielle, notamment d'un disjoncteur differentiel de branchement

Also Published As

Publication number Publication date
EP0374506B1 (en) 1994-03-02
DE68913464D1 (de) 1994-04-07
IT8823083A0 (it) 1988-12-23
ATE102405T1 (de) 1994-03-15
ES2049795T3 (es) 1994-05-01
EP0374506A3 (en) 1991-10-16
DE68913464T2 (de) 1994-06-01
EP0374506A2 (en) 1990-06-27

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931222