WO2011068118A1 - 分岐配線システム - Google Patents

分岐配線システム Download PDF

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Publication number
WO2011068118A1
WO2011068118A1 PCT/JP2010/071478 JP2010071478W WO2011068118A1 WO 2011068118 A1 WO2011068118 A1 WO 2011068118A1 JP 2010071478 W JP2010071478 W JP 2010071478W WO 2011068118 A1 WO2011068118 A1 WO 2011068118A1
Authority
WO
WIPO (PCT)
Prior art keywords
plug
joint surface
surface portion
wiring
circuit breaker
Prior art date
Application number
PCT/JP2010/071478
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
賢治 一宮
利行 川野
尊三 佐藤
Original Assignee
東京エレクトロン株式会社
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 東京エレクトロン株式会社 filed Critical 東京エレクトロン株式会社
Priority to KR1020127014329A priority Critical patent/KR101432911B1/ko
Priority to CN2010800546171A priority patent/CN102667994A/zh
Publication of WO2011068118A1 publication Critical patent/WO2011068118A1/ja

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
    • H01H89/06—Combination of a manual reset circuit with a contactor, i.e. the same circuit controlled by both a protective and a remote control device
    • 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
    • H01H9/02—Bases, casings, or covers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H45/00—Details of relays
    • H01H45/14—Terminal arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5844—Electric connections to or between contacts; Terminals making use of wire-gripping clips or springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5866—Electric connections to or between contacts; Terminals characterised by the use of a plug and socket connector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/14—Terminal arrangements
    • 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
    • H01H71/08—Terminals; Connections

Definitions

  • the present invention relates to a branch wiring system including a circuit breaker for wiring and an electric device such as an electromagnetic switch electrically connected thereto.
  • busbars are used for connection between the main circuit breaker and the branch circuit breaker under it.
  • the circuit breaker for branch wiring and the electrical equipment (for example, electromagnetic switch) under the branch circuit are often connected using electric wires.
  • the work of wiring connection by electric wires is troublesome. Further, since the wiring becomes complicated, there is a concern of causing a wiring mistake.
  • connection terminal part has a connection terminal part, and it has a first plug-in terminal part on the secondary side electrically in the rear joint surface part, and the first electric device is in the front joint surface part, Having a first plug terminal portion for connecting to the first plug-in terminal portion;
  • the first electrical device has a rear joint surface portion on the opposite side to the front joint surface portion and a second plug-in terminal portion on the rear joint surface portion.
  • the second plug-in terminal portion is A branch wiring system provided at the same height position as the first plug terminal portion and at the same lateral position is provided.
  • the branch wiring system may further include a second electric device for electrically connecting to the first electric device.
  • the second electrical device has a front joint surface portion, and the first electrical device and the first electrical device are in contact with the front joint surface portion and the rear joint surface portion of the first electrical device. It is possible to connect the second electric device in the front-rear direction, and the second electric device has a second plug terminal portion for connecting to the second plug-in terminal portion at a front joint surface portion thereof.
  • the second electrical device has a rear joint surface portion on the opposite side of the front joint surface portion and a third plug-in terminal portion on the rear joint surface portion.
  • the branch wiring system can be configured so that the plug-in terminal portion is provided at the same height position and the same lateral position as the second plug terminal portion.
  • a fixed contact and a movable contact that are movable in the vertical direction and are disposed between the first plug terminal and the second plug-in terminal portion are provided in the first electric device.
  • the movable contact is opened and closed by being operated in the vertical direction with respect to the fixed contact.
  • an electromagnetic coil disposed above the fixed contact for moving the movable contact in the vertical direction is connected to the electromagnetic coil inside the first electromagnetic switch.
  • An iron core that moves in the vertical direction is provided.
  • the circuit breaker further includes a locking structure for connecting the circuit breaker for wiring and the first electrical device, and the locking structure includes a locking member that is detachably engaged.
  • a latch receiving member, and the latch member is provided in one of the vicinity of the rear joint surface portion of the circuit breaker for wiring and the vicinity of the front joint surface portion of the first electric device and the engagement member.
  • the stop member is provided in the other of the vicinity of the rear joint surface portion of the circuit breaker for wiring and the vicinity of the front joint surface portion of the first electric device.
  • the locking structure is provided on a first surface (for example, an upper surface) of each of the wiring breaker and the first electrical device, and includes a first plug terminal portion, the first The first plug-in terminal portion and the second plug-in terminal portion are formed on a second surface (for example, a lower surface) opposite to the first surface of each of the wiring breaker and the first electric device. It is provided on the side (for example, the lower part).
  • the locking member is an elastically deformable member.
  • FIG. 1 and 2 show a circuit breaker 1 for a branch wiring under a main circuit breaker (not shown) fixed in a distribution board (not shown) in a conventional configuration (hereinafter simply referred to as “ A circuit breaker 1 ”) and a part of the electromagnetic switch 2a are shown.
  • the three-phase R, S, T fed to the primary terminal 4 of the circuit breaker 1 (MCCB) is connected to the primary side of the electromagnetic switch 2a (MC1) from the secondary terminal 5 of the circuit breaker 1.
  • MCCB circuit breaker 1
  • a circuit breaker 10 (MCCB) for wiring is connected in front of the electromagnetic switch 20 as the first electric device in the distribution board.
  • MCCB circuit breaker 10
  • a rear joining surface portion 13 is provided on the back surface of the circuit breaker 10 for wiring, and comes into contact with a front joining surface portion 21 formed on the front surface of an electromagnetic switch 20 described later.
  • a plug-in terminal portion 30 (hereinafter referred to as “plug-in terminal fitting 30”) that is a secondary terminal portion provided at the lower end portion of the rear joint surface portion 13 of the circuit breaker 10 for wiring, and the electromagnetic switch 20
  • the plug terminal portion 22 provided at the lower end portion of the front joint surface portion 21 is electrically connected.
  • the rear joining surface portion 13 is formed as a stepped surface and has a rectangular recess at the center.
  • the below-mentioned front joining surface part 21 is formed as a surface with a level
  • the circuit breaker 10 for wiring and the electromagnetic switch 20 are aligned by engaging the protrusion with the recess.
  • the depressions and protrusions function as means for aligning the wiring breaker 10 and the electromagnetic switch 20.
  • the dimension of the back junction surface part 13 and the front junction surface part 21 changes with the circuit breaker 10 for wiring and the electromagnetic switch 20, it can be 150 mm in length and 75 mm in width, for example.
  • the dimensions of the rear joint surface portion 13 and the front joint surface portion 21 are preferably the same.
  • the lower holding member 31 located on the lower side includes an inclined surface portion 31a bent downward at the outer distal end portion, a corrugated portion 31b connected to the base end of the inclined surface portion 31a, and a corrugated portion. And a flat portion 31c connected to the base end of 31b.
  • the upper clamping member 32 located on the upper side is connected to the substantially semi-cylindrical presser portion 32a at the outer distal end thereof, the crank-shaped bent portion 32b connected to the base end of the presser portion 32a, and the base end of the bent portion 32b.
  • a flat holding portion 32c extending to the distal end side.
  • the holding part 32c is in contact with the flat part 31c of the lower clamping member 31 and supports the flat part 31c.
  • a window 32e is provided in the vertical portion 32d of the bent portion 32b of the upper clamping member 32, and the lower clamping member 31 passes through the window 32e.
  • An insertion hole portion 82 is formed on the front surface of the wiring breaker 10 opposite to the rear joining surface portion 13, specifically, on the front vertical surface 80 b that forms a step on the upper surface of the wiring breaker 10. .
  • the plurality of (for example, three) bus bars 8 connected to the plug-in terminal fittings 30A disposed on the upper surface 80 of the wiring breaker 10 each have an inverted L-shaped plate-like plug terminal 8a.
  • the tip of the plug terminal 8a extends vertically downward.
  • the form of the plug terminal 8a is not limited to this, and may be, for example, a cable or a rod-shaped terminal.
  • a plurality of bus bars 8 extending in the horizontal direction are stacked one above the other, and a plate-like insulator 8b made of synthetic resin is interposed between the bus bars 8 adjacent in the vertical direction. Yes.
  • the upper surface and the left and right surfaces of the laminate composed of the bus bar 8 and the plate-like insulator 8b are covered with a synthetic resin insulating cover 8c having a substantially U-shaped cross section.
  • the insulator 8b is interposed between the bus bars 8 and they are overlapped, and by covering with the insulating cover 8c, it is not necessary to secure the space insulation distance of the bus bars 8, and no protection structure against electric shock is required. Become.
  • the plug-in terminal fitting 30A for the bus bar on the upper surface 80 side of the circuit breaker 10 for wiring, the structure of the joint surface portion 13 of the circuit breaker 10 for wiring can be simplified. After joining the circuit breaker 10 for wiring and the electromagnetic switch 20, the bus bar 8 can be connected to the circuit breaker 10 for wiring.
  • a plug terminal portion 22 that is a first plug terminal portion is provided at the lower end portion of the front joint surface portion 21 of the electromagnetic switch 20.
  • the plug terminal portion 22 has a plate-like bar terminal piece 22a.
  • the bar terminal piece 22a is provided in the circuit breaker 10 for wiring.
  • the first plug-in terminal fitting 30 is inserted between the clamping members 31 and 32 against the elastic force.
  • the cylindrical body 22 b is inserted into the housing recess 16 that houses the plug-in terminal fitting 30 formed on the rear joint surface portion 13 of the wiring circuit breaker 10. It is. Thereby, joining of the circuit breaker 10 for wiring and the electromagnetic switch 20 becomes firm.
  • an electromagnetic coil 23 is disposed in the electromagnetic switch 20, and when the electromagnetic coil 23 is energized (excited), the movable contacts 24a and 24a are electrically connected to the fixed contacts 24b and 24c. It has come to be.
  • the plug terminal portion 22 is connected to one fixed contact 24b.
  • a plug-in terminal fitting 30B which is a second plug-in terminal portion, is provided on the back surface portion of the electromagnetic switch 20, that is, the rear joint surface portion 21A.
  • the other fixed contact 24b is connected to the plug-in terminal fitting 30B.
  • the second plug-in terminal fitting 30B has the same configuration as the plug-in terminal fitting 30 of the wiring breaker 10 described above (see FIGS. 7A and 7B for comparison), and is identical to the same part.
  • the plug-in terminal fitting 30B is provided at the same position (the same height position and the same lateral position) of the rear joint surface portion 21A opposite to the front joint surface portion 21 where the plug terminal portion 22 is disposed.
  • a terminal of another electrical device (not shown) or an electric wire 60A is electrically connected to the plug-in terminal fitting 30B (see FIG. 7B).
  • a terminal 25 of an electromagnetic coil 23 is provided on the upper surface of the casing of the electromagnetic switch 20.
  • a release member (not shown) is inserted into the bottom surface of the casing of the electromagnetic switch 20 in order to release the holding of the electric wire 60A by the spring force of the plug-in terminal fitting 30B.
  • Insertion hole 82 is provided.
  • the insertion hole 82 plays the same role as the insertion hole 82 of the front-side vertical surface 80b of the circuit breaker 10 for wiring.
  • the plug-in terminal fitting 30B By arranging the plug-in terminal fitting 30B at the same height and lateral position as the plug-in terminal fitting 30, the structure inside the electromagnetic switch 20 can be simplified, and the size of the electromagnetic switch 20 can be reduced. Can be small.
  • the electromagnetic contact 20 is provided with a movable contact 24a that is activated by excitation of the electromagnetic coil 23 when the electromagnetic switch 20 is energized.
  • the movable contact 24a is arranged at the end of the iron core 23a of the electromagnetic coil 23 arranged in the vertical direction, and moves in the electromagnetic switch 20 in the vertical direction so that the fixed contacts 24b, 24c. As a result, the electromagnetic switch 20 is energized.
  • the movable contact 24a moves in the vertical direction in the electromagnetic switch 20 in this manner, the connection between the fixed contacts 24b and 24c and the movable contact 24a is facilitated when an electrical problem occurs in the distribution board. It can be released and safety can be improved.
  • a locking structure 40 including a locking member 41 and a locking receiving member 42 that are detachably engaged with each other is provided.
  • the locking member 41 includes a rectangular fixing portion 43 and a pair of locking portions 44 that protrude horizontally from both ends of the front side of the fixing portion 43 toward the front side.
  • a horizontally long slit-like locking hole 45 is provided at the tip of the locking portion 44.
  • the locking member 41 is formed from an elastically deformable material.
  • the locking member 41 is formed integrally with the casing with the same material (for example, resin material) as the casing of the electromagnetic switch 20 on the upper surface of the casing of the electromagnetic switch 20 on the front joint surface portion 21 side. Alternatively, it is welded to the housing.
  • the locking member 41 can also be formed of a steel plate.
  • the latch receiving member 42 is formed to be slightly smaller than the latch hole 45 and has a projection having a substantially triangular cross section whose surface facing the latch member 41 is an inclined surface 46. It is provided in two places on the left and right of the upper surface of the housing of the circuit breaker 10 for wiring on the surface 13 side.
  • the locking portion 44 of the locking member 41 is elastically deformed to get over the inclined surface 46 of the locking receiving member 42.
  • the latch receiving member 42 is engaged with the latch hole 45 by so-called snap engagement, and the circuit breaker 10 for wiring and the electromagnetic switch 20 are connected.
  • the engagement portion 44 between the engagement hole 45 and the engagement receiving member 42 is moved by moving the engagement portion 44 of the engagement member 41 upward. Can be canceled.
  • the latching member 41 was provided in the electromagnetic switch 20, and the latching receiving member 42 was provided in the circuit breaker 10 for wiring, you may make it reverse. That is, the locking member 41 may be provided on the rear joint surface 13 side of the upper surface of the casing of the circuit breaker 10 for wiring, and the latch receiving member 42 may be provided on the front joint surface 21 side of the upper surface of the casing of the electromagnetic switch 20. .
  • the latching structure 40 was provided only in the upper side of the circuit breaker 10 for wiring and the electromagnetic switch 20, you may provide in both an upper side and a lower side. Thereby, the connection of the circuit breaker 10 for wiring and the electromagnetic switch 20 can be further strengthened.
  • an electromagnetic switch 20 ⁇ / b> A is further connected to the wiring breaker 10.
  • the second plug-in terminal fitting 30B disposed on the rear joint surface portion 21A of the electromagnetic switch 20 is provided with a second electromagnetic switch that is a second electric device configured similarly to the electromagnetic switch 20.
  • the plug terminal portion 22A provided on the front joint surface portion 21B of the container 20A is electrically connected.
  • the electromagnetic switch 20 and the electromagnetic switch 20 are provided by a second locking structure 40A provided on the rear joint surface 21A side of the upper surface of the electromagnetic switch 20 and the front joint surface 21B side of the second electromagnetic switch 20A.
  • the second electromagnetic switch 20A can be detachably connected.
  • Rectangular recesses 16 (whose shape is the same as that shown in FIG. 6) parallel to each other in the horizontal direction are provided at three locations on the lower end side of the rear joining surface portion 21A of the electromagnetic switch 20. 16 contains a second plug-in terminal fitting 30B. In addition, three plug terminal portions 22A that can be connected to the plug-in terminal fitting 30B are provided at three locations on the lower end portion of the front joint surface portion 21B of the second electromagnetic switch 20A.
  • a rectangular cylindrical body 22b that surrounds and protects the second plug terminal portion 22A is projected from the front joint surface portion 21B of the electromagnetic switch 20A.
  • the cylindrical body 22b is formed so as to be detachably fitted in the recess 16 that accommodates the plug-in terminal fitting 30B provided in the electromagnetic switch 20.
  • the rear joint surface portion 21A of the electromagnetic switch 20 and the lower joint portion 21B of the second electromagnetic switch 20A can be engaged with and disengaged from each other similarly to the locking structure 40 described in the first embodiment.
  • a second locking structure 40A comprising a locking portion 41 and a locking receiving portion 42 that are engaged with each other is provided.
  • the plug terminal portion 22A is fixed to one of fixed contacts 24b and 24c that are electrically connected to a movable contact 24a that is operated by energization (excitation) of an electromagnetic coil 23A disposed in the second electromagnetic switch 20A.
  • the contact 24b is provided.
  • the plug-in having the same configuration as the plug-in terminal fitting 30B at the same position (the same height position and the same lateral position) of the rear joint surface portion 21C opposite to the front joint surface portion 21B where the plug terminal portion 22A is disposed.
  • a terminal fitting 30C is provided.
  • Plug terminals or electric wires of other electric devices can be electrically connected to the plug-in terminal fitting 30C.
  • the plug-in terminal fittings 30, 30B, 30C are disposed at the same position (same height position and same lateral position) of the joint surface portions 13, 21A, 21C on which the plug-in terminal fittings 30, 30B, 30C are provided.
  • the plug-in terminal fitting 30C is moved against its spring force to release the terminal or electric wire held by the plug-in terminal fitting 30C.
  • An insertion hole 82 for inserting a member (not shown) is provided.
  • the plug-in terminal fitting 30C By arranging the plug-in terminal fitting 30C in this way, the structure of the second electromagnetic switch 20A can be simplified, and the size of the second electromagnetic switch 20A can be reduced. Moreover, the several electromagnetic switch 20 and 20A to connect can be made into the same shape, and a common electromagnetic switch can be used.
  • the electromagnetic switch 20 and the second electromagnetic switch 20A have the same configuration, it is not necessary to increase the shape type of the electromagnetic switch as the electric device for wiring, and a common electric device is used. Connection errors can be prevented.
  • FIG. 10 shows a third embodiment.
  • the electromagnetic coil 23B is disposed below the electromagnetic switches 20 and 20A of the second embodiment, and the movable contact 24a is disposed above the electromagnetic coil 23B.
  • the fixed contacts 24b and 24c are mainly different.
  • the plug terminal 22B disposed on the front joint surface portion 21D side of the electromagnetic switch 20B positioned in front is horizontally connected to the lower end of the inverted L-shaped conductor member 50 having one end connected to one fixed contact 24b. It protrudes and is connected to the plug-in terminal fitting 30 of the circuit breaker 10 for wiring.
  • a plug-in terminal fitting 30D connected to the other fixed contact 24c is provided on the upper side of the rear joining surface portion 21E of the electromagnetic switch 20B.
  • a plug terminal 22C, which is connected to one fixed contact 24b and connectable to the plug-in terminal fitting 30D, is provided on the upper portion of the front joint surface portion 21F of the electromagnetic switch 20C located rearward.
  • a plug-in terminal fitting 30E is provided at the same position (same height position and same lateral position) of the rear joint surface portion 21G opposite to the front joint surface portion 21F where the plug terminal 22C is disposed.
  • FIG. 11 shows a fourth embodiment.
  • electromagnetic switch 20D, 20E is piled up and down.
  • An electromagnetic coil 23C is installed horizontally in the electromagnetic switches 20D and 20E, and a movable contact 24a and fixed contacts 24b and 24c are disposed on one side, for example, the left side of the electromagnetic coil 23C.
  • the plug terminal 22D connected to the fixed contact 24b is connected to the plug-in terminal fitting 30 of the circuit breaker 10 for wiring.
  • a plug-in terminal fitting 30F connected to the fixed contact 24c is provided on the upper joint surface portion 21H of the electromagnetic switch 20D.
  • a plug terminal 22E connected to the fixed contact 24b and connectable to the plug-in terminal fitting 30F is provided on the lower joint surface portion 21J of the electromagnetic switch 20E located above.
  • a plug-in terminal fitting 30G is provided at the same position (same horizontal position and same vertical position) of the upper joint surface 21K opposite to the lower joint surface 21J where the plug terminal 22E of the electromagnetic switch 20E is disposed. Yes.
  • the parts other than the parts described above are the same as those in the first embodiment and the second embodiment. To do.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Distribution Board (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
PCT/JP2010/071478 2009-12-02 2010-12-01 分岐配線システム WO2011068118A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020127014329A KR101432911B1 (ko) 2009-12-02 2010-12-01 분기 배선 시스템
CN2010800546171A CN102667994A (zh) 2009-12-02 2010-12-01 分支配线系统

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009274123A JP5197555B2 (ja) 2009-12-02 2009-12-02 配線用電気機器
JP2009-274123 2009-12-02

Publications (1)

Publication Number Publication Date
WO2011068118A1 true WO2011068118A1 (ja) 2011-06-09

Family

ID=44114964

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/071478 WO2011068118A1 (ja) 2009-12-02 2010-12-01 分岐配線システム

Country Status (5)

Country Link
JP (1) JP5197555B2 (zh)
KR (1) KR101432911B1 (zh)
CN (1) CN102667994A (zh)
TW (1) TWI448027B (zh)
WO (1) WO2011068118A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6668155B2 (ja) * 2016-04-20 2020-03-18 河村電器産業株式会社 切替開閉器
JP6848926B2 (ja) * 2018-04-11 2021-03-24 富士電機機器制御株式会社 端子変換ユニット及びこれを備えた電気機器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4423045Y1 (zh) * 1968-11-27 1969-09-30
JPH0232640U (zh) * 1988-08-24 1990-02-28
JPH05128959A (ja) * 1991-10-31 1993-05-25 Fuji Electric Co Ltd サーマルリレーの接続ユニツト
JPH07298426A (ja) * 1994-04-25 1995-11-10 Nitto Kogyo Kk 分電盤
JP2009011047A (ja) * 2007-06-27 2009-01-15 Nitto Electric Works Ltd 分電盤用バーホルダ

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Publication number Priority date Publication date Assignee Title
FR2588438B1 (fr) * 1985-10-09 1989-05-05 Telemecanique Electrique Dispositif d'assemblage de blocs modulaires d'appareillage electrique
JPH0232640A (ja) * 1988-07-22 1990-02-02 Toshiba Corp パケット通信システムのバス競合制御方式
IT1272456B (it) * 1993-05-26 1997-06-23 Bticino Spa Dispositivo di accoppiamento tra due apparecchiature elettriche modulari
DE10306548B4 (de) * 2003-02-17 2005-02-03 Wöhner GmbH & Co. KG Elektrotechnische Systeme Schutzschaltereinrichtung
JP2005339997A (ja) * 2004-05-27 2005-12-08 Mitsubishi Electric Corp 回路遮断器の過電流引外し装置
JP2006149118A (ja) * 2004-11-22 2006-06-08 Toshiba Corp 低圧配電用しゃ断装置
TWM292779U (en) * 2005-03-09 2006-06-21 Chuan-Yuan Chen Power overload device of thermal relay

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4423045Y1 (zh) * 1968-11-27 1969-09-30
JPH0232640U (zh) * 1988-08-24 1990-02-28
JPH05128959A (ja) * 1991-10-31 1993-05-25 Fuji Electric Co Ltd サーマルリレーの接続ユニツト
JPH07298426A (ja) * 1994-04-25 1995-11-10 Nitto Kogyo Kk 分電盤
JP2009011047A (ja) * 2007-06-27 2009-01-15 Nitto Electric Works Ltd 分電盤用バーホルダ

Also Published As

Publication number Publication date
TWI448027B (zh) 2014-08-01
KR20120088818A (ko) 2012-08-08
JP2011119081A (ja) 2011-06-16
CN102667994A (zh) 2012-09-12
KR101432911B1 (ko) 2014-08-21
JP5197555B2 (ja) 2013-05-15
TW201126854A (en) 2011-08-01

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