ZA862315B - Current limiting circuit breaker stationary contact assembly with integral magnetic activating means - Google Patents

Current limiting circuit breaker stationary contact assembly with integral magnetic activating means

Info

Publication number
ZA862315B
ZA862315B ZA862315A ZA862315A ZA862315B ZA 862315 B ZA862315 B ZA 862315B ZA 862315 A ZA862315 A ZA 862315A ZA 862315 A ZA862315 A ZA 862315A ZA 862315 B ZA862315 B ZA 862315B
Authority
ZA
South Africa
Prior art keywords
circuit breaker
current limiting
stationary contact
limiting circuit
contact assembly
Prior art date
Application number
ZA862315A
Other languages
English (en)
Inventor
David P Mecclellan
John M Brown
Robert E Black
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of ZA862315B publication Critical patent/ZA862315B/xx

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
    • 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
    • H01H1/20—Bridging contacts
    • H01H1/2083—Bridging contact surfaces directed at an oblique angle with respect to the movement of the bridge
    • 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
    • H01H73/02—Details
    • H01H73/04—Contacts
    • H01H73/045—Bridging contacts

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
ZA862315A 1985-04-01 1986-03-27 Current limiting circuit breaker stationary contact assembly with integral magnetic activating means ZA862315B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/718,693 US4630014A (en) 1985-04-01 1985-04-01 Current limiting circuit breaker stationary contact assembly with integral magnetic activating means

Publications (1)

Publication Number Publication Date
ZA862315B true ZA862315B (en) 1987-01-28

Family

ID=24887115

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA862315A ZA862315B (en) 1985-04-01 1986-03-27 Current limiting circuit breaker stationary contact assembly with integral magnetic activating means

Country Status (6)

Country Link
US (1) US4630014A (xx)
EP (1) EP0196994A2 (xx)
JP (1) JPS61227339A (xx)
AU (1) AU5531586A (xx)
BR (1) BR8601437A (xx)
ZA (1) ZA862315B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633207A (en) * 1985-04-01 1986-12-30 Siemens Energy & Automation, Inc. Cam following bridge contact carrier for a current limiting circuit breaker
US5072203A (en) * 1989-09-18 1991-12-10 Allen-Bradley Company, Inc. Method and device for protecting starters from fault currents
US4991050A (en) * 1989-09-18 1991-02-05 Allen-Bradley Company, Inc. Method and device for protecting starters from fault currents
SE470296B (sv) * 1992-11-02 1994-01-10 Seldim I Vaesteraas Ak Anordning för skydd mot överström i elektriska kretsar

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575680A (en) * 1969-08-08 1971-04-20 Gen Electric Current-limiting circuit breaker
US3575676A (en) * 1969-11-04 1971-04-20 Gen Electric High-speed, high-current solenoid
US3588762A (en) * 1970-02-25 1971-06-28 Gen Electric Circuit breaker with short circuit magnetic tripping means
US3588761A (en) * 1970-02-26 1971-06-28 Gen Electric Electric circuit interrupter with magnetic trip level adjusting means
FR2185853B1 (xx) * 1972-05-26 1977-12-30 Merlin Gerin
US3991391A (en) * 1974-01-29 1976-11-09 Westinghouse Electric Corporation Circuit interrupter with electromagnetic opening means
US4118681A (en) * 1976-05-12 1978-10-03 Merlin Gerin High-speed current-limiting device having a contact reclosing retarding member
US4132968A (en) * 1977-09-06 1979-01-02 Westinghouse Electric Corp. Current limiting circuit breaker with improved magnetic drive device
US4409573A (en) * 1981-04-23 1983-10-11 Siemens-Allis, Inc. Electromagnetically actuated anti-rebound latch
US4458224A (en) * 1982-04-20 1984-07-03 Siemens-Allis, Inc. Current-limiting circuit breaker adapter

Also Published As

Publication number Publication date
BR8601437A (pt) 1986-12-09
EP0196994A2 (de) 1986-10-08
JPS61227339A (ja) 1986-10-09
AU5531586A (en) 1986-10-09
US4630014A (en) 1986-12-16

Similar Documents

Publication Publication Date Title
GB2172147B (en) Current limiting circuit breaker
AU578000B2 (en) Current limiting circuit breaker
DE3664075D1 (en) Contact arrangement for a low-voltage circuit breaker with a flexible current conductor
EP0223497A3 (en) Improved sealed electrical switch and mounting therefor
GB2181599B (en) Residual current circuit breaker
GB2174549B (en) High current switch contacts
ZA862315B (en) Current limiting circuit breaker stationary contact assembly with integral magnetic activating means
ZA864739B (en) Current limiting circuit breaker with arc commutating structure
GB2177544B (en) Electrical sockets or switches provided with circuit-breakers
IL80446A (en) Electromagnetically actuated high dc current switch
ZA863065B (en) High current switch contacts
GB2182495B (en) Electric switch with forced opening of its rest contacts
GB2179578B (en) Mounting electrical contacts
EP0204216A3 (en) Circuit breaker with blow-open contact arm
GB2169748B (en) Electrical contacts
GB8519055D0 (en) Snap-action electric switches
ZA85486B (en) High current switch contacts
DE3664833D1 (en) Contact element for electrical switch contacts
GB8500139D0 (en) Electrical circuit interrupters
GB2183913B (en) Electrical switch
GB2209626B (en) Electrical switch
GB2178234B (en) An electrical switch
GB8508479D0 (en) Electrical switch assembly
GB8527263D0 (en) Residual current circuit breaker
ZA866471B (en) An electrical switch