EP0320928A3 - Dispositif pour détecter des courants différentiels dans des systèmes électriques - Google Patents

Dispositif pour détecter des courants différentiels dans des systèmes électriques Download PDF

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Publication number
EP0320928A3
EP0320928A3 EP88120978A EP88120978A EP0320928A3 EP 0320928 A3 EP0320928 A3 EP 0320928A3 EP 88120978 A EP88120978 A EP 88120978A EP 88120978 A EP88120978 A EP 88120978A EP 0320928 A3 EP0320928 A3 EP 0320928A3
Authority
EP
European Patent Office
Prior art keywords
pin
switch
release lever
coupling
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.)
Withdrawn
Application number
EP88120978A
Other languages
German (de)
English (en)
Other versions
EP0320928A2 (fr
Inventor
Raffaello Monterosso
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 Elettrocondutture SpA
Original Assignee
Elettrocondutture SpA
ABB Elettrocondutture 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 Elettrocondutture SpA, ABB Elettrocondutture SpA filed Critical Elettrocondutture SpA
Publication of EP0320928A2 publication Critical patent/EP0320928A2/fr
Publication of EP0320928A3 publication Critical patent/EP0320928A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages

Landscapes

  • Control Of Transmission Device (AREA)
  • Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
EP88120978A 1987-12-17 1988-12-15 Dispositif pour détecter des courants différentiels dans des systèmes électriques Withdrawn EP0320928A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2307187 1987-12-17
IT23071/87A IT1223522B (it) 1987-12-17 1987-12-17 Dispositivo rilevatore di correnti differenziali negli impianti elettrici, strutturato in modo da risultare accoppiabile, in posizione affiancata, a normali interruttori senza pericolo di accidentali errori di montaggio

Publications (2)

Publication Number Publication Date
EP0320928A2 EP0320928A2 (fr) 1989-06-21
EP0320928A3 true EP0320928A3 (fr) 1990-08-29

Family

ID=11203472

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88120978A Withdrawn EP0320928A3 (fr) 1987-12-17 1988-12-15 Dispositif pour détecter des courants différentiels dans des systèmes électriques

Country Status (2)

Country Link
EP (1) EP0320928A3 (fr)
IT (1) IT1223522B (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784940A (en) * 1972-09-15 1974-01-08 Federal Pacific Electric Co Circuit breaker with overcurrent and auxiliary releases
US3858130A (en) * 1973-12-04 1974-12-31 Westinghouse Electric Corp Ground fault circuit breaker with cold temperature bimetal constriction
FR2295553A1 (fr) * 1974-12-17 1976-07-16 Saparel Appareil de coupure de courant electrique
FR2373145A1 (fr) * 1976-12-01 1978-06-30 Licentia Gmbh Disjoncteur a courant de defaut combine avec un interrupteur automatique multipolaire
EP0196241A1 (fr) * 1985-02-27 1986-10-01 Merlin Gerin Disjoncteur différentiel unipolaire et neutre

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784940A (en) * 1972-09-15 1974-01-08 Federal Pacific Electric Co Circuit breaker with overcurrent and auxiliary releases
US3858130A (en) * 1973-12-04 1974-12-31 Westinghouse Electric Corp Ground fault circuit breaker with cold temperature bimetal constriction
FR2295553A1 (fr) * 1974-12-17 1976-07-16 Saparel Appareil de coupure de courant electrique
FR2373145A1 (fr) * 1976-12-01 1978-06-30 Licentia Gmbh Disjoncteur a courant de defaut combine avec un interrupteur automatique multipolaire
EP0196241A1 (fr) * 1985-02-27 1986-10-01 Merlin Gerin Disjoncteur différentiel unipolaire et neutre

Also Published As

Publication number Publication date
IT8723071A0 (it) 1987-12-17
EP0320928A2 (fr) 1989-06-21
IT1223522B (it) 1990-09-19

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Legal Events

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