KR900007325Y1 - 다극회로 차단기 - Google Patents

다극회로 차단기 Download PDF

Info

Publication number
KR900007325Y1
KR900007325Y1 KR2019870012961U KR870012961U KR900007325Y1 KR 900007325 Y1 KR900007325 Y1 KR 900007325Y1 KR 2019870012961 U KR2019870012961 U KR 2019870012961U KR 870012961 U KR870012961 U KR 870012961U KR 900007325 Y1 KR900007325 Y1 KR 900007325Y1
Authority
KR
South Korea
Prior art keywords
pin
opening
pole
contact arm
closing mechanism
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
KR2019870012961U
Other languages
English (en)
Korean (ko)
Other versions
KR880005239U (ko
Inventor
하루히사 도다
도시유끼 다니베
히로아끼 후지하사
Original Assignee
미쯔비시 덴끼 가부시끼가이샤
시끼 가이샤
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 미쯔비시 덴끼 가부시끼가이샤, 시끼 가이샤 filed Critical 미쯔비시 덴끼 가부시끼가이샤
Publication of KR880005239U publication Critical patent/KR880005239U/ko
Application granted granted Critical
Publication of KR900007325Y1 publication Critical patent/KR900007325Y1/ko
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
    • 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
    • H01H77/104—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 with a stable blow-off position
    • 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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/1009—Interconnected mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
KR2019870012961U 1986-08-04 1987-08-01 다극회로 차단기 Expired KR900007325Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP?-120177 1986-08-04
JP1986120177U JPH067552Y2 (ja) 1986-08-04 1986-08-04 多極回路しや断器

Publications (2)

Publication Number Publication Date
KR880005239U KR880005239U (ko) 1988-05-11
KR900007325Y1 true KR900007325Y1 (ko) 1990-08-13

Family

ID=14779827

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870012961U Expired KR900007325Y1 (ko) 1986-08-04 1987-08-01 다극회로 차단기

Country Status (4)

Country Link
US (1) US4748428A (enExample)
JP (1) JPH067552Y2 (enExample)
KR (1) KR900007325Y1 (enExample)
DE (1) DE3725860A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101284920B1 (ko) * 2012-02-02 2013-07-15 현대중공업 주식회사 가동 접촉자 어셈블리 및 이를 갖는 배선용 차단기

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5866996A (en) * 1996-12-19 1999-02-02 Siemens Energy & Automation, Inc. Contact arm with internal in-line spring
DE19712958C1 (de) 1997-03-27 1998-05-07 Kloeckner Moeller Gmbh Schaltvorrichtung
DE19910172B4 (de) * 1999-02-24 2006-07-06 Siemens Ag Leistungsschalter mit strombegrenzender Öffnung von Schaltkontakten
KR100486746B1 (ko) * 2002-04-20 2005-05-03 엘에스산전 주식회사 배선용 차단기의 한류기구
US7911302B2 (en) * 2007-11-15 2011-03-22 General Electric Company Secondary trip system for circuit breaker
KR101079020B1 (ko) * 2010-01-18 2011-11-01 엘에스산전 주식회사 배선용 차단기의 샤프트 유닛
FR2959594B1 (fr) * 2010-04-30 2012-04-20 Schneider Electric Ind Sas Dispositif de telecommande et disjoncteur telecommande equipe d'un tel dispositif.
CN103811235B (zh) * 2012-11-14 2016-03-09 三菱电机株式会社 电路断路器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL142271B (nl) * 1967-01-27 1974-05-15 Terasaki Denki Sangyo Kk Automatische schakelinrichting met beweegbare contactstangen openend onder invloed van elektrodynamische krachten.
US4166988A (en) * 1978-04-19 1979-09-04 General Electric Company Compact three-pole circuit breaker
US4227161A (en) * 1978-10-16 1980-10-07 Westinghouse Electric Corp. Current limiting circuit breaker with pivoting contact arm
US4488133A (en) * 1983-03-28 1984-12-11 Siemens-Allis, Inc. Contact assembly including spring loaded cam follower overcenter means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101284920B1 (ko) * 2012-02-02 2013-07-15 현대중공업 주식회사 가동 접촉자 어셈블리 및 이를 갖는 배선용 차단기

Also Published As

Publication number Publication date
US4748428A (en) 1988-05-31
JPS6326948U (enExample) 1988-02-22
DE3725860A1 (de) 1988-02-18
KR880005239U (ko) 1988-05-11
JPH067552Y2 (ja) 1994-02-23

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