JPS6237499B2 - - Google Patents

Info

Publication number
JPS6237499B2
JPS6237499B2 JP5245375A JP5245375A JPS6237499B2 JP S6237499 B2 JPS6237499 B2 JP S6237499B2 JP 5245375 A JP5245375 A JP 5245375A JP 5245375 A JP5245375 A JP 5245375A JP S6237499 B2 JPS6237499 B2 JP S6237499B2
Authority
JP
Japan
Prior art keywords
pair
contact
current
contacts
conductor
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.)
Expired
Application number
JP5245375A
Other languages
English (en)
Japanese (ja)
Other versions
JPS50149980A (da
Inventor
Ruisu Osutaa Kuraaku
Ooburi Saapu Jeemuzu
Tairaa Deitsukinzu Richaado
Mohamedo Kuharido Josefu
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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 US05/465,012 external-priority patent/US3943473A/en
Priority claimed from US05/465,011 external-priority patent/US3946346A/en
Priority claimed from US05/465,397 external-priority patent/US3956723A/en
Priority claimed from US05/465,010 external-priority patent/US3943472A/en
Priority claimed from US05/465,398 external-priority patent/US3943316A/en
Priority claimed from US05/465,399 external-priority patent/US3944953A/en
Application filed by Square D Co filed Critical Square D Co
Publication of JPS50149980A publication Critical patent/JPS50149980A/ja
Publication of JPS6237499B2 publication Critical patent/JPS6237499B2/ja
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02Protective 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
    • H01H77/10Protective 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/42Impedances connected with contacts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/446Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the contacts

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP5245375A 1974-04-29 1975-04-30 Expired JPS6237499B2 (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US05/465,012 US3943473A (en) 1974-04-29 1974-04-29 Current limiting circuit breaker
US05/465,011 US3946346A (en) 1974-04-29 1974-04-29 Current limiting circuit breaker
US05/465,397 US3956723A (en) 1974-04-29 1974-04-29 Current limiting circuit breaker
US05/465,010 US3943472A (en) 1974-04-29 1974-04-29 Current limiting circuit breaker
US05/465,398 US3943316A (en) 1974-04-29 1974-04-29 Current limiting circuit breaker
US05/465,399 US3944953A (en) 1974-04-29 1974-04-29 Current limiting circuit breaker

Publications (2)

Publication Number Publication Date
JPS50149980A JPS50149980A (da) 1975-12-01
JPS6237499B2 true JPS6237499B2 (da) 1987-08-12

Family

ID=27560024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5245375A Expired JPS6237499B2 (da) 1974-04-29 1975-04-30

Country Status (8)

Country Link
JP (1) JPS6237499B2 (da)
CA (1) CA1043840A (da)
CH (1) CH613809A5 (da)
DE (1) DE2519092C2 (da)
FR (1) FR2280188B1 (da)
GB (1) GB1511881A (da)
IE (1) IE42983B1 (da)
IT (1) IT1032765B (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0531491U (ja) * 1991-09-27 1993-04-23 アイワ株式会社 インナーイヤヘツドホン

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2802553B1 (de) * 1978-01-19 1979-01-18 Siemens Ag Niederspannungs-Leistungsschalter mit geteiltem Isolierstoffgehaeuse
US4255732A (en) * 1978-10-16 1981-03-10 Westinghouse Electric Corp. Current limiting circuit breaker
NL176724C (nl) * 1979-06-11 1985-05-17 Hazemeijer Bv Beveiligingsinrichting voor het selektief afschakelen van netgedeelten van een elektrisch energieverdeelnet, alsmede een energieverdeelnet voorzien van meerdere selectieve beveiligingsinrichtingen.
DE3016435A1 (de) * 1980-04-29 1981-11-19 Christian Geyer GmbH & Co, 8500 Nürnberg Elektrisches schaltgeraet
GB9002678D0 (en) * 1990-02-07 1990-04-04 Mk Electric Ltd Improvements in or relating to electric switches
DE102017129657A1 (de) 2017-07-10 2019-01-10 Dehn + Söhne Gmbh + Co. Kg Anordnung zur nicht-reversiblen Detektion und Anzeige von elektrischen Überströmen oder Stromgrenzwerten mittels eines vorkonfektionierten Leiters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR657067A (fr) * 1928-05-10 1929-05-16 Perfectionnements aux dispositifs de soufflage des arcs électriques dans les disjoncteurs et les interrupteurs
CH136162A (de) * 1928-11-07 1929-10-31 Naether Ernst Maximalstromschalter.
US3068379A (en) * 1957-04-11 1962-12-11 Fed Pacific Electric Co Circuit protective apparatus
US3136921A (en) * 1957-12-10 1964-06-09 Westinghouse Electric Corp Circuit breakers
US3813619A (en) * 1962-05-18 1974-05-28 Gen Electric Current-limiting circuit breaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0531491U (ja) * 1991-09-27 1993-04-23 アイワ株式会社 インナーイヤヘツドホン

Also Published As

Publication number Publication date
FR2280188A1 (fr) 1976-02-20
CA1043840A (en) 1978-12-05
IE42983L (en) 1975-10-29
DE2519092C2 (de) 1982-02-04
JPS50149980A (da) 1975-12-01
FR2280188B1 (fr) 1986-05-02
CH613809A5 (en) 1979-10-15
DE2519092A1 (de) 1975-10-30
GB1511881A (en) 1978-05-24
AU8046275A (en) 1976-10-28
IE42983B1 (en) 1980-12-03
IT1032765B (it) 1979-06-20

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