ZA802763B - Dual arcing contacts for circuit breaker - Google Patents

Dual arcing contacts for circuit breaker

Info

Publication number
ZA802763B
ZA802763B ZA00802763A ZA802763A ZA802763B ZA 802763 B ZA802763 B ZA 802763B ZA 00802763 A ZA00802763 A ZA 00802763A ZA 802763 A ZA802763 A ZA 802763A ZA 802763 B ZA802763 B ZA 802763B
Authority
ZA
South Africa
Prior art keywords
dual
circuit breaker
arcing contacts
arcing
contacts
Prior art date
Application number
ZA00802763A
Other languages
English (en)
Inventor
A Maier
J Wafer
L Ricci
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
Publication of ZA802763B publication Critical patent/ZA802763B/xx

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H9/383—Arcing contact pivots relative to the movable contact assembly
    • 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
ZA00802763A 1979-06-07 1980-05-08 Dual arcing contacts for circuit breaker ZA802763B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/046,735 US4309580A (en) 1979-06-07 1979-06-07 Dual arcing contacts for circuit breaker

Publications (1)

Publication Number Publication Date
ZA802763B true ZA802763B (en) 1981-07-29

Family

ID=21945094

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00802763A ZA802763B (en) 1979-06-07 1980-05-08 Dual arcing contacts for circuit breaker

Country Status (14)

Country Link
US (1) US4309580A (ja)
JP (1) JPS5932853B2 (ja)
KR (1) KR830003131A (ja)
AU (1) AU530465B2 (ja)
BE (1) BE883707A (ja)
BR (1) BR8003424A (ja)
CA (1) CA1127690A (ja)
DE (1) DE3018254A1 (ja)
ES (1) ES8105889A1 (ja)
FR (1) FR2458882A1 (ja)
GB (1) GB2052163B (ja)
IT (1) IT1136406B (ja)
NZ (1) NZ193683A (ja)
ZA (1) ZA802763B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147035A (ja) * 1984-08-10 1986-03-07 富士電機株式会社 回路遮断器の接触子構造
GB8607397D0 (en) * 1986-03-25 1986-04-30 Northern Eng Ind Arc interrupter
US4871889A (en) * 1988-09-21 1989-10-03 Siemens Energy & Automation, Inc. Arcing contact assembly for a circuit breaker
US5430420A (en) * 1994-01-24 1995-07-04 Eaton Corporation Contact arrangement for a circuit breaker using magnetic attraction for high current trip
US5608367A (en) * 1995-11-30 1997-03-04 Eaton Corporation Molded case circuit breaker with interchangeable trip unit having bimetal assembly which registers with permanent heater transformer airgap
US20090256659A1 (en) * 2008-04-15 2009-10-15 Mahesh Jaywant Rane Circuit breaker with improved close and latch performance

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR476941A (fr) * 1914-04-08 1915-09-09 Maljournal & Bourron Des Ets Contacts d'interrupteurs dans l'huile
US2993105A (en) * 1957-12-13 1961-07-18 Westinghouse Electric Corp Circuit breaker
US3296402A (en) * 1964-12-23 1967-01-03 Allis Chalmers Mfg Co Arc chute for air circuit breaker
US3368052A (en) * 1966-11-10 1968-02-06 Ite Circuit Breaker Ltd Combined butt and finger contact
US3585329A (en) * 1968-01-24 1971-06-15 Westinghouse Electric Corp Circuit interrupter with improved contact structure and arc-runner
GB1312156A (en) * 1970-10-29 1973-04-04 Dorman Smith Switchgear Ltd Electrical circuit breakers and isolators
US3681548A (en) * 1970-11-02 1972-08-01 Erickson Electrical Equipment Arc control for load-break switches
US3821607A (en) * 1972-12-29 1974-06-28 Westinghouse Electric Corp Circuit interrupter protective device
US4229630A (en) * 1980-03-17 1980-10-21 Westinghouse Electric Corp. Circuit breaker utilizing improved arc chambers

Also Published As

Publication number Publication date
NZ193683A (en) 1983-09-30
IT8041576A0 (it) 1980-06-04
KR830003131A (ko) 1983-05-31
JPS55165538A (en) 1980-12-24
BR8003424A (pt) 1981-01-05
BE883707A (fr) 1980-12-08
AU5901880A (en) 1980-12-11
IT1136406B (it) 1986-08-27
GB2052163B (en) 1983-04-20
JPS5932853B2 (ja) 1984-08-11
DE3018254A1 (de) 1980-12-18
CA1127690A (en) 1982-07-13
US4309580A (en) 1982-01-05
ES492202A0 (es) 1981-06-01
FR2458882A1 (fr) 1981-01-02
GB2052163A (en) 1981-01-21
AU530465B2 (en) 1983-07-14
FR2458882B1 (ja) 1984-11-16
ES8105889A1 (es) 1981-06-01
DE3018254C2 (ja) 1988-11-03

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