EP0320929A3 - Vorrichtung zur Auslösung der Kontakte von Diffenrentialschaltern - Google Patents

Vorrichtung zur Auslösung der Kontakte von Diffenrentialschaltern Download PDF

Info

Publication number
EP0320929A3
EP0320929A3 EP88120979A EP88120979A EP0320929A3 EP 0320929 A3 EP0320929 A3 EP 0320929A3 EP 88120979 A EP88120979 A EP 88120979A EP 88120979 A EP88120979 A EP 88120979A EP 0320929 A3 EP0320929 A3 EP 0320929A3
Authority
EP
European Patent Office
Prior art keywords
lever
arm
resetting
engagement element
contrast
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Withdrawn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
EP88120979A
Other languages
English (en)
French (fr)
Other versions
EP0320929A2 (de
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 EP0320929A2 publication Critical patent/EP0320929A2/de
Publication of EP0320929A3 publication Critical patent/EP0320929A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism
    • 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
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • 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 imbalance of two or more currents or voltages
    • 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
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • H01H2083/045—Auxiliary switch opening testing circuit in synchronism with the main circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/1072—Release mechanisms which are reset by opening movement of contacts

Landscapes

  • Push-Button Switches (AREA)
  • Mechanisms For Operating Contacts (AREA)
EP88120979A 1987-12-17 1988-12-15 Vorrichtung zur Auslösung der Kontakte von Diffenrentialschaltern Withdrawn EP0320929A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT23069/87A IT1223520B (it) 1987-12-17 1987-12-17 Dispositivo per lo sgancio dei contatti di interruttori differenziali
IT2306987 1987-12-17

Publications (2)

Publication Number Publication Date
EP0320929A2 EP0320929A2 (de) 1989-06-21
EP0320929A3 true EP0320929A3 (de) 1990-08-29

Family

ID=11203451

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88120979A Withdrawn EP0320929A3 (de) 1987-12-17 1988-12-15 Vorrichtung zur Auslösung der Kontakte von Diffenrentialschaltern

Country Status (2)

Country Link
EP (1) EP0320929A3 (de)
IT (1) IT1223520B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2662019B1 (fr) * 1990-05-10 1992-07-24 Merlin Gerin Circuit test pour un declencheur differentiel.
CN117406080A (zh) * 2023-10-31 2024-01-16 厦门宏发汽车电子有限公司 应用在断路器的双断点测试机构和断路器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR77263E (fr) * 1960-02-29 1962-02-09 Prec Mecanique Labinal Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé
DE1286187B (de) * 1964-04-18 1969-01-02 Licentia Gmbh Verklinkungsmechanismus fuer Ausloeser von Selbstschaltern
FR2500957A1 (fr) * 1981-02-28 1982-09-03 Licentia Gmbh Mecanisme pour declencheur de courant de fuite combine avec un disjoncteur de protection de lignes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR77263E (fr) * 1960-02-29 1962-02-09 Prec Mecanique Labinal Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé
DE1286187B (de) * 1964-04-18 1969-01-02 Licentia Gmbh Verklinkungsmechanismus fuer Ausloeser von Selbstschaltern
FR2500957A1 (fr) * 1981-02-28 1982-09-03 Licentia Gmbh Mecanisme pour declencheur de courant de fuite combine avec un disjoncteur de protection de lignes

Also Published As

Publication number Publication date
EP0320929A2 (de) 1989-06-21
IT8723069A0 (it) 1987-12-17
IT1223520B (it) 1990-09-19

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Effective date: 19930819