KR840007800A - 병렬 접속부들을 포함하는 차단기 - Google Patents

병렬 접속부들을 포함하는 차단기 Download PDF

Info

Publication number
KR840007800A
KR840007800A KR1019840000747A KR840000747A KR840007800A KR 840007800 A KR840007800 A KR 840007800A KR 1019840000747 A KR1019840000747 A KR 1019840000747A KR 840000747 A KR840000747 A KR 840000747A KR 840007800 A KR840007800 A KR 840007800A
Authority
KR
South Korea
Prior art keywords
shunt
circuit breaker
movable
sensing means
movable contacts
Prior art date
Application number
KR1019840000747A
Other languages
English (en)
Inventor
에이치 네이젤 해리
Original Assignee
제임스 이 슈가즈
하이네만 일렉트릭 컴패니
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 제임스 이 슈가즈, 하이네만 일렉트릭 컴패니 filed Critical 제임스 이 슈가즈
Publication of KR840007800A publication Critical patent/KR840007800A/ko

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/08Terminals; Connections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/1045Multiple circuits-breaker, e.g. for the purpose of dividing current or potential drop

Landscapes

  • Breakers (AREA)

Abstract

내용 없음.

Description

병렬 접속부들을 포함하는 차단기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본발명에 의한 차단기의 상면 및 정면사시도.
제2도는 제1도에 보여준 차단기의 개략회로도.

Claims (11)

  1. 단극차단기에 있어서, 최소한 2개의 섹션(12 및 14)를 포함하며, 상기 각각의 섹션(12또는 14)은 전자(electromagnetic)감지수단, 한세트의 가동접점(34,38 또는 34a,38a) 및 상기 전자감지수단(50 및 50a)에 응하여 상기 가동접점을 닫고 열기 위한 메카니즘(22)으로 이루어지며, 상기 전자감지수단(50및 50a)은 그들의 전기적단부의 양단에서 서로 전기적병렬로 접속되어 있으며, 상기 모든 가동접점(34,38 및 34a,38a)은 그들의 전기적 단부의 양단에서 서로 전기적 병렬로 접속되어 있으며, 상기 모든 병렬접속된 전자감지수단(50 및 50a)은 모든 가동접점(34,38 및 34a,38a)과 직렬로 전기적으로 접속되어 있으며, 이에따라 비록 2 또는 그 이상의 세트의 가동접점(34,38 및 34a,38a)을 통과한 전류가 서로 다른 접점저항으로 인해 동등하게 분배되지 않더라도 2 또는 그이상의 전자감지수단(50 및 50a)을 통과한 전류가 동등하게 분배되는 것을 특징으로하는 차단기.
  2. 제1항에 있어서, 각각의 섹션(12 및 14)은 케이스(18 또는 19) 및 상기 케이스(18 또는 19)에 수반된 라인 및 부하단자(40,54 및 40a,54a)를 포함하며 동시에 상기 각 섹션에서 각세트의 가동접점(34,38 또는 34a,38a)은 상기 케이스(18 또는 19)내의 정지 및 가동접점으로 구성되고, 상기 정지접점(38 또는 39)는 상기 라인단자(40또는 40a)에 수반되고, 가동접점아암(36또는 36a)과, 각각의 메카니즘(22)은 오픈 및 클로오즈 위치 사이에 상기 가동아암(36 또는 36a)을 움직이기 위한 결합(linkage)수단을 포함하며, 각각의 전자감지수단(50 또는 5a0)은 소정의 전기적 상태에 대해 상기 접점(34,38 또는 34a,38a)을 열어 트립핑시키며, 각각의 전자감지수단(50 또는 50a)은 그 일단이 각각의 부하단자(54 또는 54a)에 전기적으로 접속되어 있는것을 특징으로하는 차단기.
  3. 제1항 또는 제2항에 있어서, 서로 병렬로 상기 모든 가동접점(34,38 및 34a,38a)을 접속시키기 위한 션트수단(43)을 포함하며, 상기 모든 전자감지수단(50 및 50a)은 서로 병렬로 접속되고, 상기 모든 가동접점(34,38 및 34a,38a)은 상기 모든 전자감지수단(50 및 50a)과 직렬로 접속된것을 특징으로하는 차단기.
  4. 제3항에 있어서, 션트수단(43)은 션트판(126), 가등아암(12 또는 14))을 상기 션트판(126)에 전기적으로 접속시키기 위해 각각의 섹션(12 또는 14)과 조합된 제1브라켓수단(120 또는 120a), 및 코일(44 또는 44a)의 일단을 상기 션트판(129)에 전기적으로 접속시키기 위해 각각의 섹션(12 또는 14)과 조합된 제2브라켓수단(134 또는 134a)으로 이루어지는 것을 특징으로하는 차단기.
  5. 제4항에 있어서, 제1브라켓수단(120 또는 120a)은 상기 션트판(126)을 상기 케이스(18 또는 19)에 고정시키는 것을 특징으로 하는 차단기.
  6. 제5항에 있어서, 제2브라켓수단(134 또는 134a)은 상기 션트판(126)을 상기 케이스(18 또는19)에 고정시키는 것을 특징으로하는 차단기.
  7. 제6항에 있어서, 각각의 제1및 제2브라켓수단(120,120a 및 134,134a)은 본체, 스터드볼트(122,158) 및 그를 통해 상기 스터드(122,158)가 뻗어있는 포스트(124,160)를 포함하며, 제1가요성도체(49 또는 42a)는 가동아암(36 또는 36a)과 상기 제1브라켓수단(120 또는 120a)의 본체를 접속시키며, 제2가요성도체(130 또는 130a)는 코일(44 또는 44a)과 상기 제2브라켓수단(134 또는 134a)을 접속시키며, 상기 스터드(122,158)는 상기 션트판(126)내로 뻗어 거기에 적절하게 고정되어 있는것을 특징으로하는 차단기.
  8. 제3항에 있어서, 션트수단(43)은 상기 차단기를 통해 소정전류로 상기 션트수단(43)에 걸린 소정의 저전압 강하를 제공하도록 교정(calibrate)되어 있는것을 특징으로하는 차단기.
  9. 제8항에 있어서, 션트수단(43)은 온도가 변화하는 만큼대체로 저항이 변화하지 않는 재료로 만들어지는 션트판(126)을 포함하는것을 특징으로하는 차단기.
  10. 제9항에 있어서, 션트판(126)은 망간-구리 합금으로 만들어지는것을 특징으로하는 차단기.
  11. 제8항에 있어서, 스위칭회로는 고정된 션트수단(43)에 접속된것을 특징으로하는 차단기.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840000747A 1983-02-18 1984-02-16 병렬 접속부들을 포함하는 차단기 KR840007800A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/467,588 US4492941A (en) 1983-02-18 1983-02-18 Circuit breaker comprising parallel connected sections
US467588 1999-12-20

Publications (1)

Publication Number Publication Date
KR840007800A true KR840007800A (ko) 1984-12-10

Family

ID=23856306

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840000747A KR840007800A (ko) 1983-02-18 1984-02-16 병렬 접속부들을 포함하는 차단기

Country Status (7)

Country Link
US (1) US4492941A (ko)
EP (1) EP0117094A1 (ko)
JP (1) JPS59196525A (ko)
KR (1) KR840007800A (ko)
AU (1) AU2386584A (ko)
CA (1) CA1211143A (ko)
ZA (1) ZA84412B (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200454525Y1 (ko) * 2006-10-11 2011-07-11 현대중공업 주식회사 병렬 접촉부를 갖는 차단기
KR20150020965A (ko) 2013-08-19 2015-02-27 대우조선해양 주식회사 선박의 폐열 회수 시스템 및 방법

Families Citing this family (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4584545A (en) * 1984-07-10 1986-04-22 Heinemann Electric Company Single section circuit breaker having a metering shunt
FR2592738B1 (fr) * 1986-01-03 1990-05-11 Merlin Gerin Disjoncteur electrique miniature a contact mobile multiple
KR890003520Y1 (ko) * 1986-12-20 1989-05-27 주식회사 서흥캅셀 의약용 캅셀
FR2624650B1 (fr) * 1987-12-10 1990-04-06 Merlin Gerin Disjoncteur multipolaire a boitier moule de calibre eleve
US4956741A (en) * 1989-07-03 1990-09-11 Westinghouse Electric Corp. Solid-state trip unit for DC circuit breakers
DE4406670C3 (de) * 1994-03-01 1999-09-09 Kopp Heinrich Ag Leitungsschutzschalter
GB2288283B (en) * 1994-04-08 1998-11-11 Gen Electric Circuit protective device
EP0702387A1 (en) * 1994-09-16 1996-03-20 Eaton Corporation Multipole circuit breaker with reduced operating temperature
US5894260A (en) * 1996-12-19 1999-04-13 Siemens Energy & Automation, Inc. Thermal sensing bi-metal trip actuator for a circuit breaker
US6087914A (en) * 1996-12-19 2000-07-11 Siemens Energy & Automation, Inc. Circuit breaker combination thermal and magnetic trip actuator
US5866996A (en) * 1996-12-19 1999-02-02 Siemens Energy & Automation, Inc. Contact arm with internal in-line spring
US5844188A (en) * 1996-12-19 1998-12-01 Siemens Energy & Automation, Inc. Circuit breaker with improved trip mechanism
IT1292453B1 (it) 1997-07-02 1999-02-08 Aeg Niederspannungstech Gmbh Gruppo rotante di contatti per interrutttori di alta portata
DE19819242B4 (de) * 1998-04-29 2005-11-10 Ge Power Controls Polska Sp.Z.O.O. Thermomagnetischer Leistungsschalter
US6114641A (en) * 1998-05-29 2000-09-05 General Electric Company Rotary contact assembly for high ampere-rated circuit breakers
US6034586A (en) * 1998-10-21 2000-03-07 Airpax Corporation, Llc Parallel contact circuit breaker
US6087913A (en) * 1998-11-20 2000-07-11 General Electric Company Circuit breaker mechanism for a rotary contact system
US6037555A (en) * 1999-01-05 2000-03-14 General Electric Company Rotary contact circuit breaker venting arrangement including current transformer
US6166344A (en) * 1999-03-23 2000-12-26 General Electric Company Circuit breaker handle block
US6262872B1 (en) 1999-06-03 2001-07-17 General Electric Company Electronic trip unit with user-adjustable sensitivity to current spikes
US6268991B1 (en) 1999-06-25 2001-07-31 General Electric Company Method and arrangement for customizing electronic circuit interrupters
US6218917B1 (en) 1999-07-02 2001-04-17 General Electric Company Method and arrangement for calibration of circuit breaker thermal trip unit
US6188036B1 (en) 1999-08-03 2001-02-13 General Electric Company Bottom vented circuit breaker capable of top down assembly onto equipment
US6710988B1 (en) 1999-08-17 2004-03-23 General Electric Company Small-sized industrial rated electric motor starter switch unit
US6252365B1 (en) 1999-08-17 2001-06-26 General Electric Company Breaker/starter with auto-configurable trip unit
US6396369B1 (en) 1999-08-27 2002-05-28 General Electric Company Rotary contact assembly for high ampere-rated circuit breakers
US6175288B1 (en) 1999-08-27 2001-01-16 General Electric Company Supplemental trip unit for rotary circuit interrupters
US6232570B1 (en) 1999-09-16 2001-05-15 General Electric Company Arcing contact arrangement
US6326869B1 (en) 1999-09-23 2001-12-04 General Electric Company Clapper armature system for a circuit breaker
US6239395B1 (en) 1999-10-14 2001-05-29 General Electric Company Auxiliary position switch assembly for a circuit breaker
US6229413B1 (en) 1999-10-19 2001-05-08 General Electric Company Support of stationary conductors for a circuit breaker
US6317018B1 (en) 1999-10-26 2001-11-13 General Electric Company Circuit breaker mechanism
US6232856B1 (en) 1999-11-02 2001-05-15 General Electric Company Magnetic shunt assembly
ES2249875T3 (es) 1999-11-03 2006-04-01 AEG NIEDERSPANNUNGSTECHNIK GMBH & CO. KG Disposicion de brazo de contacto rotatorio para disyuntor.
US6377144B1 (en) 1999-11-03 2002-04-23 General Electric Company Molded case circuit breaker base and mid-cover assembly
US6300586B1 (en) 1999-12-09 2001-10-09 General Electric Company Arc runner retaining feature
US6310307B1 (en) 1999-12-17 2001-10-30 General Electric Company Circuit breaker rotary contact arm arrangement
US6184761B1 (en) 1999-12-20 2001-02-06 General Electric Company Circuit breaker rotary contact arrangement
US6172584B1 (en) 1999-12-20 2001-01-09 General Electric Company Circuit breaker accessory reset system
US6215379B1 (en) 1999-12-23 2001-04-10 General Electric Company Shunt for indirectly heated bimetallic strip
US6281461B1 (en) 1999-12-27 2001-08-28 General Electric Company Circuit breaker rotor assembly having arc prevention structure
US6346869B1 (en) 1999-12-28 2002-02-12 General Electric Company Rating plug for circuit breakers
US6211758B1 (en) 2000-01-11 2001-04-03 General Electric Company Circuit breaker accessory gap control mechanism
US6239677B1 (en) 2000-02-10 2001-05-29 General Electric Company Circuit breaker thermal magnetic trip unit
US6429759B1 (en) 2000-02-14 2002-08-06 General Electric Company Split and angled contacts
US6281458B1 (en) 2000-02-24 2001-08-28 General Electric Company Circuit breaker auxiliary magnetic trip unit with pressure sensitive release
US6313425B1 (en) 2000-02-24 2001-11-06 General Electric Company Cassette assembly with rejection features
US6404314B1 (en) 2000-02-29 2002-06-11 General Electric Company Adjustable trip solenoid
US6204743B1 (en) 2000-02-29 2001-03-20 General Electric Company Dual connector strap for a rotary contact circuit breaker
US6346868B1 (en) 2000-03-01 2002-02-12 General Electric Company Circuit interrupter operating mechanism
US6448521B1 (en) 2000-03-01 2002-09-10 General Electric Company Blocking apparatus for circuit breaker contact structure
US6340925B1 (en) 2000-03-01 2002-01-22 General Electric Company Circuit breaker mechanism tripping cam
US6379196B1 (en) 2000-03-01 2002-04-30 General Electric Company Terminal connector for a circuit breaker
US6366438B1 (en) 2000-03-06 2002-04-02 General Electric Company Circuit interrupter rotary contact arm
US6459349B1 (en) 2000-03-06 2002-10-01 General Electric Company Circuit breaker comprising a current transformer with a partial air gap
US6211757B1 (en) 2000-03-06 2001-04-03 General Electric Company Fast acting high force trip actuator
US6496347B1 (en) 2000-03-08 2002-12-17 General Electric Company System and method for optimization of a circuit breaker mechanism
US6429659B1 (en) 2000-03-09 2002-08-06 General Electric Company Connection tester for an electronic trip unit
US6218919B1 (en) 2000-03-15 2001-04-17 General Electric Company Circuit breaker latch mechanism with decreased trip time
US6366188B1 (en) 2000-03-15 2002-04-02 General Electric Company Accessory and recess identification system for circuit breakers
US6232859B1 (en) 2000-03-15 2001-05-15 General Electric Company Auxiliary switch mounting configuration for use in a molded case circuit breaker
US6459059B1 (en) 2000-03-16 2002-10-01 General Electric Company Return spring for a circuit interrupter operating mechanism
US6421217B1 (en) 2000-03-16 2002-07-16 General Electric Company Circuit breaker accessory reset system
US6472620B2 (en) 2000-03-17 2002-10-29 Ge Power Controls France Sas Locking arrangement for circuit breaker draw-out mechanism
US6373010B1 (en) 2000-03-17 2002-04-16 General Electric Company Adjustable energy storage mechanism for a circuit breaker motor operator
US6559743B2 (en) 2000-03-17 2003-05-06 General Electric Company Stored energy system for breaker operating mechanism
US6479774B1 (en) 2000-03-17 2002-11-12 General Electric Company High energy closing mechanism for circuit breakers
FR2806548B1 (fr) 2000-03-17 2002-08-23 Ge Power Controls France Mecanisme extractible pour disjoncteurs
US6388213B1 (en) 2000-03-17 2002-05-14 General Electric Company Locking device for molded case circuit breakers
US6639168B1 (en) 2000-03-17 2003-10-28 General Electric Company Energy absorbing contact arm stop
US6586693B2 (en) 2000-03-17 2003-07-01 General Electric Company Self compensating latch arrangement
US6476698B1 (en) 2000-03-17 2002-11-05 General Electric Company Convertible locking arrangement on breakers
US6747535B2 (en) 2000-03-27 2004-06-08 General Electric Company Precision location system between actuator accessory and mechanism
US6995640B2 (en) * 2000-05-16 2006-02-07 General Electric Company Pressure sensitive trip mechanism for circuit breakers
US6373357B1 (en) * 2000-05-16 2002-04-16 General Electric Company Pressure sensitive trip mechanism for a rotary breaker
IT1318215B1 (it) * 2000-07-21 2003-07-28 Gewiss Spa Interruttore elettrico magnetotermico
US6400245B1 (en) 2000-10-13 2002-06-04 General Electric Company Draw out interlock for circuit breakers
US6429760B1 (en) 2000-10-19 2002-08-06 General Electric Company Cross bar for a conductor in a rotary breaker
US6531941B1 (en) 2000-10-19 2003-03-11 General Electric Company Clip for a conductor in a rotary breaker
US6806800B1 (en) 2000-10-19 2004-10-19 General Electric Company Assembly for mounting a motor operator on a circuit breaker
US6362711B1 (en) 2000-11-10 2002-03-26 General Electric Company Circuit breaker cover with screw locating feature
US6380829B1 (en) 2000-11-21 2002-04-30 General Electric Company Motor operator interlock and method for circuit breakers
US6448522B1 (en) 2001-01-30 2002-09-10 General Electric Company Compact high speed motor operator for a circuit breaker
US6476337B2 (en) 2001-02-26 2002-11-05 General Electric Company Auxiliary switch actuation arrangement
US6882258B2 (en) * 2001-02-27 2005-04-19 General Electric Company Mechanical bell alarm assembly for a circuit breaker
US6563406B2 (en) * 2001-06-15 2003-05-13 Eaton Corporation Multi-pole circuit breaker with parallel current
US6853274B2 (en) 2001-06-20 2005-02-08 Airpax Corporation, Llc Circuit breaker
US6678135B2 (en) 2001-09-12 2004-01-13 General Electric Company Module plug for an electronic trip unit
US6469882B1 (en) 2001-10-31 2002-10-22 General Electric Company Current transformer initial condition correction
US6804101B2 (en) 2001-11-06 2004-10-12 General Electric Company Digital rating plug for electronic trip unit in circuit breakers
US20130322050A1 (en) * 2012-05-31 2013-12-05 Daniel Douglas David Modular circuit breaker, kit, and methods of manufacture and assembly
US9536680B2 (en) * 2014-06-18 2017-01-03 Eaton Corporation Electrical switching apparatus, and jumper and associated method therefor
FR3025934B1 (fr) 2014-09-11 2017-12-01 Schneider Electric Ind Sas Disjoncteur
US11225157B1 (en) 2017-12-29 2022-01-18 Robert Michael Milanes EV home charging unit and method of use

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE508066C (de) * 1930-09-24 Siemens Schuckertwerke Akt Ges Einrichtung zum Schalten grosser Schaltleistungen durch parallel liegende Selbstschalter
US2705295A (en) * 1952-01-29 1955-03-29 Westinghouse Electric Corp Circuit interrupter control system
US2736884A (en) * 1954-02-09 1956-02-28 American Telephone & Telegraph Overcurrent and undercurrent indicating lamp
US2817730A (en) * 1954-06-17 1957-12-24 Heinemann Electric Co Multi-pole circuit breaker
US3076882A (en) * 1957-08-22 1963-02-05 Gen Electric Electric circuit breaker
US2956133A (en) * 1958-07-16 1960-10-11 Wadsworth Electric Mfg Co Multipole circuit breaker
US2996589A (en) * 1959-04-21 1961-08-15 Ite Circuit Breaker Ltd Pivoted bimetal
US3061702A (en) * 1960-10-10 1962-10-30 Gen Electric Movable switch member
US3211866A (en) * 1963-02-05 1965-10-12 Gen Electric Vacuum type electric circuit interrupter with plural parallel-connected contact points
US3218428A (en) * 1963-12-19 1965-11-16 Gen Electric Adjustable contact pressure switch mechanism
DE1254763B (de) * 1964-02-28 1967-11-23 Siemens Ag Anordnung zur Pruefung eines Schalters mit der Beanspruchung, wie sie bei einem Abstandskurzschluss auftritt
GB1116601A (en) * 1965-01-26 1968-06-06 Dorman & Smith Ltd Polyphase electric circuit breakers
US3469048A (en) * 1966-07-01 1969-09-23 Gen Electric Vacuum-type circuit breaker having parallel triggered-type circuit interrupters
US3706056A (en) * 1971-08-09 1972-12-12 Square D Co Parallel-pole circuit breaker
US3955162A (en) * 1973-08-01 1976-05-04 Heinemann Electric Company Electromagnetic circuit breaker with electrical and mechanical trip indication
DE2402092A1 (de) * 1974-01-17 1975-07-31 Licentia Gmbh Einpoliger leitungsschutzschalter hoeherer nennstromstaerke
US4188572A (en) * 1974-07-12 1980-02-12 Garshelis Ivan J Current sensing device
GB1525157A (en) * 1975-08-06 1978-09-20 Ellenberger & Poensgen Multi-pole excess current circuit breaker
US4053876A (en) * 1976-04-08 1977-10-11 Sidney Hoffman Alarm system for warning of unbalance or failure of one or more phases of a multi-phase high-current load
US4077024A (en) * 1976-07-22 1978-02-28 Heinemann Electric Company Multi-pole circuit breaker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200454525Y1 (ko) * 2006-10-11 2011-07-11 현대중공업 주식회사 병렬 접촉부를 갖는 차단기
KR20150020965A (ko) 2013-08-19 2015-02-27 대우조선해양 주식회사 선박의 폐열 회수 시스템 및 방법

Also Published As

Publication number Publication date
US4492941A (en) 1985-01-08
AU2386584A (en) 1984-08-23
JPS59196525A (ja) 1984-11-07
CA1211143A (en) 1986-09-09
EP0117094A1 (en) 1984-08-29
ZA84412B (en) 1984-11-28

Similar Documents

Publication Publication Date Title
KR840007800A (ko) 병렬 접속부들을 포함하는 차단기
US4652867A (en) Circuit breaker indicator
US4442470A (en) Ground fault receptacle with arrangement for protecting internal electronics
US5179491A (en) Plug-in circuit breaker
US7400225B2 (en) Electrical distribution device including protection for overheating conditions
ES2107580T3 (es) Elemento limitador de corriente.
KR930006779A (ko) 회로 차단기
GB2096844A (en) Electrical fuse
DE59908010D1 (de) Schalter mit einem Isolierstoffträger
SE8506085D0 (sv) Synchronously operable electrical current switching apparatus having multiple circuit switching capability and/or reduced contact resistance
DE68911827D1 (de) Verbinder.
KR840008547A (ko) 통신 회로용 선로 보호기
KR920022338A (ko) 병렬 저항을 갖는 차단기
KR940007918A (ko) 자기 소호형 전기 차단기
US1087120A (en) Indicating means for inclosed fuses.
KR880000881A (ko) 정보처리 및 제어시스템, 그 시스템용의 수동조작 전기스위치와 그 스위치를 그 시스템내에서 시험하는 방법.
US970169A (en) Electrical protective apparatus.
US4584545A (en) Single section circuit breaker having a metering shunt
KR900017244A (ko) 전기통신 라인인터페이스회로용 보호장치
KR920704316A (ko) 전도성 중합체 장치
ES268499U (es) Cortacircuitos fusible.
SU613417A1 (ru) Устройство дл защиты электрических цепей
US6380837B1 (en) Slow acting fuse with wide range of current ratings
SU1191965A1 (ru) Устройство дл определени магнитодвижущей силы срабатывани и магнитодвижущей силы отпускани герконов
KR960024391A (ko) 디지탈멀티미터의 입력회로부 구조

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
SUBM Surrender of laid-open application requested