IT1005939B - Perfezionamento nei sezionatori di circuiti elettrici - Google Patents

Perfezionamento nei sezionatori di circuiti elettrici

Info

Publication number
IT1005939B
IT1005939B IT50130/74A IT5013074A IT1005939B IT 1005939 B IT1005939 B IT 1005939B IT 50130/74 A IT50130/74 A IT 50130/74A IT 5013074 A IT5013074 A IT 5013074A IT 1005939 B IT1005939 B IT 1005939B
Authority
IT
Italy
Prior art keywords
improvement
electrical circuit
disconnectors
circuit disconnectors
electrical
Prior art date
Application number
IT50130/74A
Other languages
English (en)
Italian (it)
Original Assignee
Matsushita Electric Works 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
Priority claimed from JP3993473A external-priority patent/JPS5344237B2/ja
Priority claimed from JP3993573A external-priority patent/JPS49125867A/ja
Priority claimed from JP3993873A external-priority patent/JPS5344238B2/ja
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Application granted granted Critical
Publication of IT1005939B publication Critical patent/IT1005939B/it

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
    • H01H73/42—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 rotatable knob or wheel

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
IT50130/74A 1973-04-06 1974-04-04 Perfezionamento nei sezionatori di circuiti elettrici IT1005939B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3993473A JPS5344237B2 (enrdf_load_stackoverflow) 1973-04-06 1973-04-06
JP3993573A JPS49125867A (enrdf_load_stackoverflow) 1973-04-06 1973-04-06
JP3993873A JPS5344238B2 (enrdf_load_stackoverflow) 1973-04-06 1973-04-06

Publications (1)

Publication Number Publication Date
IT1005939B true IT1005939B (it) 1976-09-30

Family

ID=27290312

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50130/74A IT1005939B (it) 1973-04-06 1974-04-04 Perfezionamento nei sezionatori di circuiti elettrici

Country Status (4)

Country Link
US (1) US3851284A (enrdf_load_stackoverflow)
FR (2) FR2224860B1 (enrdf_load_stackoverflow)
GB (1) GB1462692A (enrdf_load_stackoverflow)
IT (1) IT1005939B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1137121B (it) * 1981-04-02 1986-09-03 Sace Spa Interruttore elettrico,particolarmente limitatore di corrente
US5241290A (en) * 1991-12-20 1993-08-31 Square D Company Compact circuit breaker
US5427693A (en) * 1992-02-10 1995-06-27 O-Three Limited Modular ozone water treatment apparatus and associated method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3204063A (en) * 1962-09-19 1965-08-31 Mc Graw Edison Co Thermal current responsive circuit breaker
US3742401A (en) * 1972-07-27 1973-06-26 Ite Imperial Corp Multi pole latch system having means to defeat single pole latching

Also Published As

Publication number Publication date
DE2416153B2 (de) 1976-09-23
FR2224860A1 (enrdf_load_stackoverflow) 1974-10-31
US3851284A (en) 1974-11-26
FR224861A (enrdf_load_stackoverflow)
DE2416153A1 (de) 1974-10-24
FR2224860B1 (enrdf_load_stackoverflow) 1978-08-11
GB1462692A (en) 1977-01-26

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