CA972403A - Circuit breaker with overcurrent trip switch - Google Patents

Circuit breaker with overcurrent trip switch

Info

Publication number
CA972403A
CA972403A CA168,596A CA168596A CA972403A CA 972403 A CA972403 A CA 972403A CA 168596 A CA168596 A CA 168596A CA 972403 A CA972403 A CA 972403A
Authority
CA
Canada
Prior art keywords
circuit breaker
trip switch
overcurrent trip
overcurrent
switch
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
CA168,596A
Other versions
CA168596S (en
Inventor
Nagar J. Patel
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA972403A publication Critical patent/CA972403A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/02—Non-polarised relays
    • H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
    • H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
    • H01H51/10—Contacts retained open or closed by a latch which is controlled by an electromagnet
    • 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
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H01H2071/467—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts with history indication, e.g. of trip and/or kind of trip, number of short circuits etc.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
CA168,596A 1972-05-10 1973-04-12 Circuit breaker with overcurrent trip switch Expired CA972403A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25195772A 1972-05-10 1972-05-10

Publications (1)

Publication Number Publication Date
CA972403A true CA972403A (en) 1975-08-05

Family

ID=22954083

Family Applications (1)

Application Number Title Priority Date Filing Date
CA168,596A Expired CA972403A (en) 1972-05-10 1973-04-12 Circuit breaker with overcurrent trip switch

Country Status (2)

Country Link
US (1) US3760307A (en)
CA (1) CA972403A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863043A (en) * 1973-11-01 1975-01-28 Allis Chalmers Operating device for switches or the like
US4766270A (en) * 1985-07-12 1988-08-23 Square D Company Limited force interlock mechanism
US4677269A (en) * 1985-07-12 1987-06-30 Square D Company Isolation switch having a locking bail arm
US4743876A (en) * 1987-07-24 1988-05-10 Westinghouse Electric Corp. Circuit interrupter with undervoltage trip mechanism
US5192934A (en) * 1991-11-06 1993-03-09 Westinghouse Electric Corp. Circuit breaker having a trip actuator
US5502286A (en) * 1994-05-25 1996-03-26 General Electric Company Bell alarm and lock-out for high ampere-rated circuit breakers
US6040746A (en) * 1998-12-30 2000-03-21 Eaton Corporation Actuation mechanism for trip actuated breaker auxiliary multiple microswitch
US20040079626A1 (en) * 2002-10-16 2004-04-29 Ataul Haq Smart/variable circuit breaker for automotive and other applications
US7557681B2 (en) * 2007-04-09 2009-07-07 Eaton Corporation Electrical switching apparatus accessory sub-assembly employing reversible coil frame, and accessory and electrical switching apparatus employing the same
US9899176B2 (en) 2016-04-07 2018-02-20 General Electric Company Self-resetting biasing devices for current limiting circuit breaker trip systems
US11195682B2 (en) * 2017-09-25 2021-12-07 Eaton Intelligent Power Limited Circuit interrupter, trip deck assembly, and support for switch therefor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821586A (en) * 1956-03-07 1958-01-28 Ite Circuit Breaker Ltd Motor operated circuit breaker and disconnect switch
US3284731A (en) * 1963-10-10 1966-11-08 Heinemann Electric Co Auxiliary switch responsive to the movement of the circuit breaker linkage
US3544932A (en) * 1968-10-24 1970-12-01 Westinghouse Electric Corp Circuit breaker with improved trip means
US3594668A (en) * 1970-01-02 1971-07-20 Texas Instruments Inc Remote control circuit breaker
US3629747A (en) * 1970-03-26 1971-12-21 Westinghouse Electric Corp Electromagnetic trip device for circuit interrupters

Also Published As

Publication number Publication date
US3760307A (en) 1973-09-18

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