BE867767A - HIGH SENSITIVITY DIFFERENTIAL SWITCH - Google Patents

HIGH SENSITIVITY DIFFERENTIAL SWITCH

Info

Publication number
BE867767A
BE867767A BE188283A BE188283A BE867767A BE 867767 A BE867767 A BE 867767A BE 188283 A BE188283 A BE 188283A BE 188283 A BE188283 A BE 188283A BE 867767 A BE867767 A BE 867767A
Authority
BE
Belgium
Prior art keywords
high sensitivity
differential switch
sensitivity differential
switch
sensitivity
Prior art date
Application number
BE188283A
Other languages
French (fr)
Original Assignee
Ave Belli Andrea
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
Priority claimed from IT2246577A external-priority patent/IT1077538B/en
Application filed by Ave Belli Andrea filed Critical Ave Belli Andrea
Publication of BE867767A publication Critical patent/BE867767A/en

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
    • H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/528—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a toggle or collapsible link between handle and contact arm, e.g. sear pin 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
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/225—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member the supporting member being pivotable
    • 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
    • H01H71/1009—Interconnected mechanisms
    • H01H2071/1036—Interconnected mechanisms having provisions for four or more poles
    • 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
    • H01H71/002—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00 with provision for switching the neutral conductor
BE188283A 1977-04-14 1978-06-02 HIGH SENSITIVITY DIFFERENTIAL SWITCH BE867767A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2246577A IT1077538B (en) 1977-04-14 1977-04-14 Differential disconnector of high sensitivity - protects worker from earth currents by use of polarised relay actuated by leakage current
GB7830786A GB2026244B (en) 1977-04-14 1978-07-22 Circuit breaker tripping

Publications (1)

Publication Number Publication Date
BE867767A true BE867767A (en) 1978-10-02

Family

ID=26268305

Family Applications (1)

Application Number Title Priority Date Filing Date
BE188283A BE867767A (en) 1977-04-14 1978-06-02 HIGH SENSITIVITY DIFFERENTIAL SWITCH

Country Status (2)

Country Link
BE (1) BE867767A (en)
GB (1) GB2026244B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007243C2 (en) * 1980-02-27 1984-10-18 Brown, Boveri & Cie Ag, 6800 Mannheim Residual current circuit breaker
IE56136B1 (en) * 1983-12-19 1991-04-24 Westinghouse Electric Corp Circuit breaker with improved cross-bar and contact assembly
DE8702467U1 (en) * 1987-02-18 1987-04-02 Brown, Boveri & Cie Ag, 6800 Mannheim Residual current circuit breaker
DE3717431A1 (en) * 1987-05-23 1988-12-08 Asea Brown Boveri ELECTRICAL SWITCHGEAR
FR2663461B1 (en) * 1990-06-15 1992-09-11 Etude Realisa Disjoncteurs LOW VOLTAGE PROTECTION SWITCH OR CIRCUIT BREAKER INCLUDING A POLARIZED DIFFERENTIAL TRIGGER.
DE9103979U1 (en) * 1991-04-02 1991-06-27 Felten & Guilleaume Energietechnik AG, 5000 Köln Switching mechanism for low-voltage switchgear
FR2709205B1 (en) * 1993-08-17 1995-10-20 Merlin Gerin Four-pole differential switch.
DE4327878A1 (en) * 1993-08-19 1995-02-23 Abb Patent Gmbh Switching shaft for an installation switch
FR2717617B1 (en) * 1994-03-15 1996-05-31 Hager Electro Improvement to differential switches.
FR2723470A1 (en) * 1994-08-04 1996-02-09 Legrand Sa BREAKER
GB2295275B (en) * 1994-11-15 1998-08-12 Matsushita Electric Works Ltd Circuit breaker
CZ300092B6 (en) * 2001-09-20 2009-01-28 Moeller Gebäudeautomation KG Switching mechanism for a circuit breaker
FR2858108B1 (en) * 2003-07-21 2006-01-06 Legrand Sa DIFFERENTIAL SWITCH COMPRISING A TEST CIRCUIT
DE102011003801A1 (en) * 2011-02-08 2012-08-09 Siemens Aktiengesellschaft Residual Current Device
FR2999793A1 (en) * 2012-12-14 2014-06-20 Schneider Electric Ind Sas MOBILE CONTACTS SUPPORT SHAFT IN AN ELECTRIC CURRENT CUTTING APPARATUS, AND CURRENT CUTTING APPARATUS COMPRISING SAME, IN PARTICULAR A CONNECTION CIRCUIT BREAKER.
DE102013202811B4 (en) * 2013-02-21 2020-03-05 Siemens Aktiengesellschaft switch

Also Published As

Publication number Publication date
GB2026244A (en) 1980-01-30
GB2026244B (en) 1982-12-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: AVE DI BELLI ANDREA & C.

Effective date: 19880630