IT1122683B - Interruttore elettrico automatico - Google Patents

Interruttore elettrico automatico

Info

Publication number
IT1122683B
IT1122683B IT24866/79A IT2486679A IT1122683B IT 1122683 B IT1122683 B IT 1122683B IT 24866/79 A IT24866/79 A IT 24866/79A IT 2486679 A IT2486679 A IT 2486679A IT 1122683 B IT1122683 B IT 1122683B
Authority
IT
Italy
Prior art keywords
electric switch
automatic electric
automatic
switch
electric
Prior art date
Application number
IT24866/79A
Other languages
English (en)
Other versions
IT7924866A0 (it
Original Assignee
Fuji Electric Co Ltd
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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of IT7924866A0 publication Critical patent/IT7924866A0/it
Application granted granted Critical
Publication of IT1122683B publication Critical patent/IT1122683B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
    • 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
    • H01H71/501—Means for breaking welded contacts; Indicating contact welding or other malfunction of the circuit breaker

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
IT24866/79A 1978-08-10 1979-08-02 Interruttore elettrico automatico IT1122683B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53097620A JPS5848979B2 (ja) 1978-08-10 1978-08-10 回路しや断器

Publications (2)

Publication Number Publication Date
IT7924866A0 IT7924866A0 (it) 1979-08-02
IT1122683B true IT1122683B (it) 1986-04-23

Family

ID=14197237

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24866/79A IT1122683B (it) 1978-08-10 1979-08-02 Interruttore elettrico automatico

Country Status (3)

Country Link
JP (1) JPS5848979B2 (it)
DE (1) DE2928823A1 (it)
IT (1) IT1122683B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0237623B1 (en) * 1981-03-12 1991-08-28 Mitsubishi Denki Kabushiki Kaisha A circuit breaker
US4464642A (en) * 1981-03-12 1984-08-07 Mitsubishi Denki Kabushiki Kaisha Circuit breaker
EP0232473B1 (en) * 1981-03-12 1991-05-29 Mitsubishi Denki Kabushiki Kaisha A circuit breaker
EP0233323B1 (en) * 1981-03-12 1991-10-16 Mitsubishi Denki Kabushiki Kaisha A circuit breaker
JPS57212725A (en) * 1981-06-24 1982-12-27 Mitsubishi Electric Corp Circuit breaker
US4604596A (en) * 1985-02-01 1986-08-05 Matsushita Electric Works, Ltd. Remotely controllable circuit breaker
JPH083951Y2 (ja) * 1987-12-23 1996-01-31 松下電工株式会社 回路遮断器の電磁装置
JPH02104435A (ja) * 1988-10-11 1990-04-17 Mitsubishi Steel Mfg Co Ltd チタン合金の熱間成形のための潤滑方法

Also Published As

Publication number Publication date
IT7924866A0 (it) 1979-08-02
JPS5524374A (en) 1980-02-21
DE2928823A1 (de) 1980-02-21
JPS5848979B2 (ja) 1983-11-01

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