BE340863A - - Google Patents

Info

Publication number
BE340863A
BE340863A BE340863DA BE340863A BE 340863 A BE340863 A BE 340863A BE 340863D A BE340863D A BE 340863DA BE 340863 A BE340863 A BE 340863A
Authority
BE
Belgium
Prior art keywords
current
circuit
value
reactance
circuit breaker
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE340863A publication Critical patent/BE340863A/fr
Priority claimed from US511000A external-priority patent/US1560440A/en
Priority claimed from US754397A external-priority patent/US1669106A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/36—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release
    • H01H73/38—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by lever
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/26—Electromagnetic mechanisms with windings acting in opposition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/0253—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch two co-operating contacts actuated independently

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
BE340863D 1921-10-28 BE340863A (instruction)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US511000A US1560440A (en) 1921-10-28 1921-10-28 Electric switch
US754397A US1669106A (en) 1924-12-06 1924-12-06 Electric switch
US9803826A 1926-03-27 1926-03-27

Publications (1)

Publication Number Publication Date
BE340863A true BE340863A (instruction)

Family

ID=27378490

Family Applications (1)

Application Number Title Priority Date Filing Date
BE340863D BE340863A (instruction) 1921-10-28

Country Status (2)

Country Link
BE (1) BE340863A (instruction)
FR (1) FR33276E (instruction)

Also Published As

Publication number Publication date
FR33276E (fr) 1928-08-20

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