IT1223520B - Dispositivo per lo sgancio dei contatti di interruttori differenziali - Google Patents

Dispositivo per lo sgancio dei contatti di interruttori differenziali

Info

Publication number
IT1223520B
IT1223520B IT23069/87A IT2306987A IT1223520B IT 1223520 B IT1223520 B IT 1223520B IT 23069/87 A IT23069/87 A IT 23069/87A IT 2306987 A IT2306987 A IT 2306987A IT 1223520 B IT1223520 B IT 1223520B
Authority
IT
Italy
Prior art keywords
contacts
release
differential switches
differential
switches
Prior art date
Application number
IT23069/87A
Other languages
English (en)
Other versions
IT8723069A0 (it
Inventor
Raffaello Monterosso
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 IT23069/87A priority Critical patent/IT1223520B/it
Publication of IT8723069A0 publication Critical patent/IT8723069A0/it
Priority to EP88120979A priority patent/EP0320929A3/en
Application granted granted Critical
Publication of IT1223520B publication Critical patent/IT1223520B/it

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
IT23069/87A 1987-12-17 1987-12-17 Dispositivo per lo sgancio dei contatti di interruttori differenziali IT1223520B (it)

Priority Applications (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
EP88120979A EP0320929A3 (en) 1987-12-17 1988-12-15 Device for releasing the contacts of differential switches

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IT8723069A0 IT8723069A0 (it) 1987-12-17
IT1223520B true IT1223520B (it) 1990-09-19

Family

ID=11203451

Family Applications (1)

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

Country Status (2)

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

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

Family Cites Families (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
DE3107687C2 (de) * 1981-02-28 1985-05-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Mechanismus für einen mit einem Leitungsschutzschalter kombinierten Fehlerstromauslöser

Also Published As

Publication number Publication date
EP0320929A2 (en) 1989-06-21
EP0320929A3 (en) 1990-08-29
IT8723069A0 (it) 1987-12-17

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961223