EP1063665A2 - Electric installation switchgear - Google Patents

Electric installation switchgear Download PDF

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Publication number
EP1063665A2
EP1063665A2 EP00112186A EP00112186A EP1063665A2 EP 1063665 A2 EP1063665 A2 EP 1063665A2 EP 00112186 A EP00112186 A EP 00112186A EP 00112186 A EP00112186 A EP 00112186A EP 1063665 A2 EP1063665 A2 EP 1063665A2
Authority
EP
European Patent Office
Prior art keywords
terminal
switching device
installation switching
luster
clamp
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.)
Granted
Application number
EP00112186A
Other languages
German (de)
French (fr)
Other versions
EP1063665B1 (en
EP1063665A3 (en
Inventor
Peter Dipl.-Ing. Flohr
Karl Thomas Dipl.-Ing. Werner
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.)
ABB Patent GmbH
Original Assignee
ABB Patent GmbH
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 ABB Patent GmbH filed Critical ABB Patent GmbH
Publication of EP1063665A2 publication Critical patent/EP1063665A2/en
Publication of EP1063665A3 publication Critical patent/EP1063665A3/en
Application granted granted Critical
Publication of EP1063665B1 publication Critical patent/EP1063665B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
    • 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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/08—Terminals; Connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/0006—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches
    • H01H11/0031—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches for allowing different types or orientation of connections to contacts
    • H01H2011/0037—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches for allowing different types or orientation of connections to contacts with removable or replaceable terminal blocks

Definitions

  • the invention relates to an installation switching device, for example a circuit breaker or a residual current circuit breaker and the like, with at least one connecting terminal for connecting an electrical wire or stranded wire.
  • Electrical installation devices used in a house installation distribution have at least one terminal on which an electrical wire or stranded conductor can be connected. So far, the terminals have been specially designed, so that they can be used in a recording room within the installation switching device can be; To connect a conductor, it must go through a connection opening inserted into the interior of the switchgear and through with the clamp Screw connection to be electrically connected.
  • a Terminal usually a frame and a suitable pressure piece that interacts with a clamping screw, which is actuated from the front panel can be.
  • the object of the invention is to provide an installation device with a connecting terminal create in which the connection of a conductor can be simplified.
  • a commercially available luster terminal serves as the connecting terminal two access openings for connecting conductors running in opposite directions having.
  • the luster terminal has at least one connection side a screwless clamp connection, for example such a clamp connection, which is commercially available as a cage clamp.
  • a screwless clamp connection for example such a clamp connection, which is commercially available as a cage clamp.
  • a luster terminal 10 has a cuboid insulating body 11, which is opposite to the lying end faces 12, 13 receiving openings 14 and 15 for insertion of an electrical conductor. Furthermore, the insulating body 11 has two in the insertion direction consecutive transverse openings 16 and 17, and inside the Insulator 11 is provided with a contact carrier 18 made of electrically conductive material, which has an insertion opening 19 on one side which is aligned with the opening 14; in the A region of the opening 15 is attached to the contact body 18, a spring element 20 which is designed as a screwless clamp.
  • Fig. 1 shows an approximately closed spring steel screwless clamp that is bent so that its one end 21 against the inner surface of a leg running parallel to the direction of insertion 22 rests resiliently.
  • a conductor end inserted into the insertion opening 19 is by means of screwed a clamping screw 23; between the end 21 and the inner surface of the leg 22, a plug pin can be inserted, which is within the screwless Clamp is held by spring force.
  • a screwless clamp can be used, into which a wire or pin can be inserted is.
  • Fig. 2 shows an electrical installation device 30 on a narrow side wall has a receiving opening 31 which is open towards the narrow side wall and which corresponds to the shape the luster terminal according to FIG. 1 is adapted.
  • the boundary surfaces 32 and 33 that connect perpendicular to the narrow side surface 34 are in the area of Narrow side surface 34 opposing locking lugs 35 and 36, which has a sawtooth shape have, the inclined surface to the outside of the installation switching device 30 is directed.
  • the inner end surface 37 of the receiving opening 31, which is parallel to the Narrow side wall 34 runs, has a through opening 38 through which a connector pin 39 protrudes into the interior of the receiving opening 31.
  • An electrical conductor 40 in the form of a cable is already connected to the luster terminal 10, this cable with its stripped end through the insertion opening 14 inserted into the insertion opening 19 and clamped therein by means of the clamping screw 23 is.
  • This operation of connecting the luster terminal 10 to the cable 40 can be independent of the installation of the installation device within the distribution respectively.
  • the luster terminal 10 connected to the connecting cable 40 is in the receiving opening 31 inserted and in such a way that the plug pin 39 between the legs 22 and the end 21 of the screwless terminal 20 engages. As soon as the Luster terminal 10 has passed the lugs 35 and 36, the luster terminal 10 is in the installation switching device 30 set.
  • the installation is easier for the installer by equipping the individual Cable with the luster terminal can be done in a single operation; then the installation switchgear can be inserted into the distributor and then connected the luster terminals 10 are plugged into the installation switching device with the cable 40 become.

Abstract

The switch device has at least one terminal clamp for connecting electric wires or flex conductors. The clamp is a connector clamp (10). The conductor (40) can be connected to the clamp at one point. A terminal element (39) of the switch device can be connected to the clamp at another point. The clamp can be secured in place by a lock etc. so that it cannot be pulled out.

Description

Die Erfindung betrifft ein Installationsschaltgerät, beispielsweise einen Leitungsschutzschalter oder einen Fehlerstromschutzschalter und dgl., mit wenigstens einer Anschlußklemme zum Anschließen eines elektrischen Draht- oder Litzenleiters.The invention relates to an installation switching device, for example a circuit breaker or a residual current circuit breaker and the like, with at least one connecting terminal for connecting an electrical wire or stranded wire.

Elektrische Installationsgeräte, die in einer Hausinstallationsverteilung eingesetzt sind, besitzen wenigstens eine Anschlußklemme, an der ein elektrischer Draht- oder Litzenleiter angeschlossen werden kann. Bis jetzt sind die Anschlußklemmen speziell gestaltet, damit sie in einen Aufnahmeraum innerhalb des Installationsschaltgerätes eingesetzt werden können; zum Anschließen eines Leiters muß dieser durch eine Anschlußöffnung ins Innere des Installationsschaltgerätes eingeführt und mit der Klemme durch Schraubverbindung elektrisch leitend verbunden werden. Zu diesem Zweck besitzt eine Anschlußklemme normalerweise einen Rahmen sowie ein geeignetes Druckstück, das mit einer Klemmschraube zusammenwirkt, welche von der Bedienungsfront her betätigt werden kann.Electrical installation devices used in a house installation distribution have at least one terminal on which an electrical wire or stranded conductor can be connected. So far, the terminals have been specially designed, so that they can be used in a recording room within the installation switching device can be; To connect a conductor, it must go through a connection opening inserted into the interior of the switchgear and through with the clamp Screw connection to be electrically connected. For this purpose has a Terminal usually a frame and a suitable pressure piece that interacts with a clamping screw, which is actuated from the front panel can be.

Aufgabe der Erfindung ist es, ein Installatinosgerät mit einer Anschlußklemme zu schaffen, bei dem der Anschluß eines Leiters vereinfacht werden kann. The object of the invention is to provide an installation device with a connecting terminal create in which the connection of a conductor can be simplified.

Diese Aufgabe wird erfindungsgemäß durch die Merkmale des Anspruches 1 gelöst.This object is achieved by the features of claim 1.

Erfindungsgemäß dient als Anschlußklemme eine handelsübliche Lüsterklemme, die zwei in entgegengesetzter Richtung verlaufende Zugangsöffnungen für Anschlußleiter aufweist.According to the invention, a commercially available luster terminal serves as the connecting terminal two access openings for connecting conductors running in opposite directions having.

Gemäß einer bevorzugten Ausgestaltung der Erfindung besitzt die Lüsterklemme auf wenigstens einer Anschlußseite eine schraubenlose Klemmverbindung, beispielsweise eine solche Klemmverbindung, die als Käfigzugfederklemme im Handel erhältlich ist. Diese Anschlußtechnik ermöglicht es, das Anschlußelement am Installationsschaltgerät als Steckelement auszubilden, über das die Lüsterklemme steckbar ist.According to a preferred embodiment of the invention, the luster terminal has at least one connection side a screwless clamp connection, for example such a clamp connection, which is commercially available as a cage clamp. This connection technology enables the connection element on the installation switching device to be designed as a plug-in element via which the luster terminal can be plugged.

Damit wird erreicht, daß der Installateur die in der Installationsanlage oder Verteileranlage verlegten Kabel von vornherein mit der Lüsterklemme versehen kann, insoweit, als die Lüsterklemmen an jeweils einem Kabel angeschlossen werden. Dabei kann diese Anschlußmöglichkeit der Lüsterklemme am Kabel oder am Leiter eine Schraubverbindung sein. Danach kann die Lüsterklemme in die Aufnahmeöffnung am Schaltgerät eingeführt werden, wobei die Lüsterklemme auf das Steckelement aufgesteckt wird.This ensures that the installer in the installation or distribution system laid cables can provide the luster terminal from the outset, insofar as the luster terminals are each connected to a cable. This can Possibility of connecting the luster terminal to the cable or the conductor using a screw connection his. The luster terminal can then be inserted into the opening in the switchgear be, whereby the luster terminal is put on the plug element.

Weitere vorteilhafte Ausgestaltungen und Verbesserungen der Erfindung sind den weiteren Unteransprüchen zu entnehmen.Further advantageous refinements and improvements of the invention are the others See subclaims.

Anhand der Zeichnung, in der ein Ausführungsbeispiel der Erfindung dargestellt ist, sollen die Erfindung sowie weitere vorteilhafte Ausgestaltungen und Verbesserungen der Erfindung näher erläutert und beschrieben werden.Using the drawing, in which an embodiment of the invention is shown, the invention and further advantageous refinements and improvements the invention are explained and described in more detail.

Es zeigen:

Fig. 1
eine schematische Schnittansicht durch eine Lüsterklemme,
Fig. 2
eine Schnittansicht durch ein elektrisches Installationsgerät vor dem Einsetzen der Lüsterklemme, und
Fig. 3
die Schnittansicht des Installationsschaltgerätes gemäß Fig. 2 nach dem Einsetzen der Lüsterklemme.
Show it:
Fig. 1
2 shows a schematic sectional view through a luster terminal,
Fig. 2
a sectional view through an electrical installation device before inserting the luster terminal, and
Fig. 3
the sectional view of the installation switching device according to FIG. 2 after inserting the luster terminal.

Eine Lüsterklemme 10 besitzt einen quaderförmigen Isolierkörper 11, der an den entgegengesetzt liegenden Stirnflächen 12, 13 Aufnahmeöffnungen 14 und 15 zum Einfügen eines elektrischen Leiters aufweist. Weiterhin besitzt der Isolierkörper 11 zwei in Einsteckrichtung hintereinander liegende Queröffnungen 16 und 17, und im Inneren des Isolierkörpers 11 ist ein Kontaktträger 18 aus elektrisch leitendem Material vorgesehen, der an einer Seite eine Einstecköffnung 19 aufweist, die mit der Öffnung 14 fluchtet; im Bereich der Öffnung 15 ist an dem Kontaktkörper 18 ein Federelement 20 befestigt, das als schraubenlose Klemme ausgebildet ist. Die Fig. 1 zeigt eine etwa geschlossene schraubenlose Klemme aus einem Federstahl, der so gebogen ist, daß sein eines Ende 21 gegen die Innenfläche eines parallel zur Einsteckrichtung verlaufenden Schenkels 22 federnd anliegt. Ein in die Einstecköffnung 19 eingestecktes Leiterende wird mittels einer Klemmschraube 23 festgeschraubt; zwischen das Ende 21 und die Innenfläche des Schenkels 22 kann ein Steckerstift eingesteckt werden, der innerhalb der schraubenlosen Klemme durch Federkraft festgehalten ist. Selbstverständlich kann jede Art einer schraubenlosen Klemme verwendet werden, in die ein Draht oder Stift einsteckbar ist.A luster terminal 10 has a cuboid insulating body 11, which is opposite to the lying end faces 12, 13 receiving openings 14 and 15 for insertion of an electrical conductor. Furthermore, the insulating body 11 has two in the insertion direction consecutive transverse openings 16 and 17, and inside the Insulator 11 is provided with a contact carrier 18 made of electrically conductive material, which has an insertion opening 19 on one side which is aligned with the opening 14; in the A region of the opening 15 is attached to the contact body 18, a spring element 20 which is designed as a screwless clamp. Fig. 1 shows an approximately closed spring steel screwless clamp that is bent so that its one end 21 against the inner surface of a leg running parallel to the direction of insertion 22 rests resiliently. A conductor end inserted into the insertion opening 19 is by means of screwed a clamping screw 23; between the end 21 and the inner surface of the leg 22, a plug pin can be inserted, which is within the screwless Clamp is held by spring force. Of course, any type a screwless clamp can be used, into which a wire or pin can be inserted is.

Die Fig. 2 zeigt ein elektrisches Installationsgerät 30, das an einer Schmalseitenwand eine zur Schmalseitenwand hin geöffnete Aufnahmeöffnung 31 aufweist, die der Form der Lüsterklemme gemäß Fig. 1 angepaßt ist. An den Begrenzungsflächen 32 und 33, die senkrecht an die Schmalseitenfläche 34 anschließen, befinden sich im Bereich der Schmalseitenfläche 34 sich gegenüberliegende Rastnasen 35 und 36, die eine Sägezahnform aufweisen, deren Schrägfläche zur Außenseite des Installationsschaltgerätes 30 gerichtet ist. Die innere Endfläche 37 der Aufnahmeöffnung 31, die parallel zur Schmalseitenwand 34 verläuft, besitzt eine Durchgangsöffnung 38, durch die ein Steckerstift 39 hindurch ins Innere der Aufnahmeöffnung 31 hineinragt.Fig. 2 shows an electrical installation device 30 on a narrow side wall has a receiving opening 31 which is open towards the narrow side wall and which corresponds to the shape the luster terminal according to FIG. 1 is adapted. At the boundary surfaces 32 and 33, that connect perpendicular to the narrow side surface 34 are in the area of Narrow side surface 34 opposing locking lugs 35 and 36, which has a sawtooth shape have, the inclined surface to the outside of the installation switching device 30 is directed. The inner end surface 37 of the receiving opening 31, which is parallel to the Narrow side wall 34 runs, has a through opening 38 through which a connector pin 39 protrudes into the interior of the receiving opening 31.

An der Lüsterklemme 10 ist schon ein elektrischer Leiter 40 in Form eines Kabels angeschlossen, wobei dieses Kabel mit seinem abisolierten Ende durch die Einführöffnung 14 in die Einstecköffnung 19 eingefügt und darin mittels der Klemmschraube 23 verklemmt ist. Dieser Arbeitsgang des Anschließens der Lüsterklemme 10 an das Kabel 40 kann unabhängig von der Montage des Installationsgerätes innerhalb der Verteilung erfolgen.An electrical conductor 40 in the form of a cable is already connected to the luster terminal 10, this cable with its stripped end through the insertion opening 14 inserted into the insertion opening 19 and clamped therein by means of the clamping screw 23 is. This operation of connecting the luster terminal 10 to the cable 40 can be independent of the installation of the installation device within the distribution respectively.

Die mit dem Anschlußkabel 40 verbundene Lüsterklemme 10 wird in die Aufnahmeöffnung 31 eingesteckt und zwar dergestalt, daß der Steckerstift 39 zwischen den Schenkel 22 und dem Ende 21 der schraubenlosen Anschlußklemme 20 eingreift. Sobald die Lüsterklemme 10 die Nasen 35 und 36 passiert hat, ist die Lüsterklemme 10 im Installationsschaltgerät 30 festgelegt.The luster terminal 10 connected to the connecting cable 40 is in the receiving opening 31 inserted and in such a way that the plug pin 39 between the legs 22 and the end 21 of the screwless terminal 20 engages. As soon as the Luster terminal 10 has passed the lugs 35 and 36, the luster terminal 10 is in the installation switching device 30 set.

Die Erleichterung für den Installateur erfolgt dadurch, daß das Bestücken der einzelnen Kabel mit der Lüsterklemme in einem einheitlichen Arbeitsgang erfolgen kann; sodann können die Installationsschaltgeräte in den Verteiler eingesetzt und daran anschließend die Lüsterklemmen 10 mit dem Kabel 40 in das Installationsschaltgerät eingesteckt werden.The installation is easier for the installer by equipping the individual Cable with the luster terminal can be done in a single operation; then the installation switchgear can be inserted into the distributor and then connected the luster terminals 10 are plugged into the installation switching device with the cable 40 become.

Es besteht natürlich auch die Möglichkeit, die Schraubenverbindung durch eine entsprechende schraubenlose Anschlußklemme zu ersetzen, so daß dann auch das Kabel 40 schraubenlos einfach ins Innere der Lüsterklemme eingesteckt werden kann.Of course, there is also the possibility to change the screw connection by an appropriate one screwless terminal to replace, so that then the cable 40 can be simply inserted into the inside of the luster terminal without screws.

Claims (5)

Installationsschaltgerät, z. B. Leitungsschutzschalter, Fehlerstromschutzschalter und dgl., mit wenigstens einer Anschlußklemme zum Anschließen elektrischer Draht- oder Litzenleiter, dadurch gekennzeichnet, daß die Anschlußklemme eine Lüsterklemme (10) ist, an deren einer Anschlußstelle der Leiter (40) und an deren anderer Anschlußstelle ein Anschlußelement (39) des Installationsschaltgerätes (30) anschließbar sind.Installation switching device, e.g. B. circuit breaker, residual current circuit breaker and the like., With at least one connecting terminal for connecting electrical wire or stranded conductors, characterized in that the connecting terminal is a luster terminal (10), at one connection point of the conductor (40) and at its other connection point a connecting element (39) of the installation switching device (30) can be connected. Installationsschaltgerät nach Anspruch 1, dadurch gekennzeichnet, daß die Lüsterklemme (10) auf wenigstens einer Anschlußseite eine schraubenlose Klemmverbindung (20) besitzt.Installation switching device according to claim 1, characterized in that the Luster terminal (10) has a screwless clamp connection on at least one connection side (20) has. Installationsschaltgerät nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, daß das Installationsschaltgerät (30) eine von der Schmalseitenwand (34) aus zugängliche Aufnahmeöffnung (31) aufweist, in die die Lüsterklemme (10) einfügbar und darin verrastbar ist.Installation switching device according to one of the preceding claims, characterized in that the installation switching device (30) one from the narrow side wall (34) from accessible receiving opening (31) into which the luster terminal (10) can be inserted and locked into place. Installationsschaltgerät nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, daß das Anschlußelement (39) am Installationsschaltgerät (30) ein Steckerstift (39) ist, auf den die Lüsterklemme (10) mit der schraubenlosen Anschlußklemme aufsteckbar ist.Installation switching device according to one of the preceding claims, characterized in that the connecting element (39) on the installation switching device (30) is a plug pin (39) on which the luster terminal (10) with the screwless terminal is attachable. Installationsschaltgerät nach Anspruch 4, dadurch gekennzeichnet, daß die Lüsterklemme (10) mittels eines Sicherungselementes, z. B. einer Verrastung, gegen Herausziehen gesichert ist.Installation switching device according to claim 4, characterized in that the Luster terminal (10) by means of a securing element, for. B. a locking against Pulling out is secured.
EP00112186A 1999-06-22 2000-06-07 Electric installation switchgear Expired - Lifetime EP1063665B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19928501 1999-06-22
DE19928501A DE19928501A1 (en) 1999-06-22 1999-06-22 Installation switching device

Publications (3)

Publication Number Publication Date
EP1063665A2 true EP1063665A2 (en) 2000-12-27
EP1063665A3 EP1063665A3 (en) 2002-07-31
EP1063665B1 EP1063665B1 (en) 2004-11-24

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ID=7912106

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00112186A Expired - Lifetime EP1063665B1 (en) 1999-06-22 2000-06-07 Electric installation switchgear

Country Status (6)

Country Link
EP (1) EP1063665B1 (en)
AT (1) ATE283548T1 (en)
DE (2) DE19928501A1 (en)
ES (1) ES2233243T3 (en)
PL (1) PL340942A1 (en)
PT (1) PT1063665E (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004002779U1 (en) * 2004-02-21 2005-06-30 Wieland Electric Gmbh Terminal block e.g. for closed cable lugs, has spring-loaded flange positioned in threaded channel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891298A (en) * 1973-09-17 1975-06-24 Westinghouse Electric Corp Clip connected terminal lug
US4809132A (en) * 1987-10-23 1989-02-28 General Electric Co. Field installable line and load lug connectors for molded case circuit breakers
DE8907532U1 (en) * 1989-06-20 1990-10-25 Grote & Hartmann Gmbh & Co Kg, 5600 Wuppertal, De

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891298A (en) * 1973-09-17 1975-06-24 Westinghouse Electric Corp Clip connected terminal lug
US4809132A (en) * 1987-10-23 1989-02-28 General Electric Co. Field installable line and load lug connectors for molded case circuit breakers
DE8907532U1 (en) * 1989-06-20 1990-10-25 Grote & Hartmann Gmbh & Co Kg, 5600 Wuppertal, De

Also Published As

Publication number Publication date
DE50008724D1 (en) 2004-12-30
ES2233243T3 (en) 2005-06-16
EP1063665B1 (en) 2004-11-24
PL340942A1 (en) 2001-01-02
PT1063665E (en) 2005-03-31
EP1063665A3 (en) 2002-07-31
ATE283548T1 (en) 2004-12-15
DE19928501A1 (en) 2000-12-28

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