EP3061113A1 - Überspannungsschutzeinrichtung, umfassend mindestens einen überspannungsableiter und eine, mit dem überspannungsableiter in reihe geschaltete, thermisch auslösbare schalteinrichtung - Google Patents
Überspannungsschutzeinrichtung, umfassend mindestens einen überspannungsableiter und eine, mit dem überspannungsableiter in reihe geschaltete, thermisch auslösbare schalteinrichtungInfo
- Publication number
- EP3061113A1 EP3061113A1 EP14784050.8A EP14784050A EP3061113A1 EP 3061113 A1 EP3061113 A1 EP 3061113A1 EP 14784050 A EP14784050 A EP 14784050A EP 3061113 A1 EP3061113 A1 EP 3061113A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- protection device
- overvoltage protection
- surge arrester
- switching device
- surge
- 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
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- 230000013011 mating Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 230000001960 triggered effect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
- H01C7/126—Means for protecting against excessive pressure or for disconnecting in case of failure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
- H01H37/761—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/0039—Means for influencing the rupture process of the fusible element
- H01H85/0047—Heating means
- H01H85/0052—Fusible element and series heating means or series heat dams
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T1/00—Details of spark gaps
- H01T1/14—Means structurally associated with spark gap for protecting it against overload or for disconnecting it in case of failure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/048—Fuse resistors
- H01H2085/0486—Fuse resistors with voltage dependent resistor, e.g. varistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/38—Means for extinguishing or suppressing arc
- H01H2085/381—Means for extinguishing or suppressing arc with insulating body insertable between the end contacts of the fusible element
Definitions
- An overvoltage protection device comprising at least one surge arrester and a thermally actuable switching device connected in series with the surge arrester
- the invention relates to an overvoltage protection device "comprising at least one surge arrester and one connected with the surge arrester in series, thermally triggerable switching device, said aforementioned means form a structural unit and the thermal trip means is arranged in the region of expected heat of the surge arrester at the congestion, the thermal tripping means is formed as not flowing from the operating or surge current stop part, which releases a release of the switching device at thermal overload, continue the stop member is thermally and mechanically coupled to a surface side of the surge arrester and the
- Trigger device For this purpose, a support wall is present in the plug-in part, wherein the varistor are attached to a side surface of the support wall and the thermal release and the associated switching means on the other side surface of the support wall. As a result, the thermal release is opposite to the varistor.
- one or more terminal lugs of the varistor are inserted through the partition wall into the area in which the thermal tripping and the
- the current passes above the switching means to the varistor in such a way that the actual thermal release agent, in particular as a solder, is also flowed through.
- DC voltage applications is an additional external switching device, e.g. in the form of a separate »switching means or a fuse required.
- EP 1 447 831 B1 or EP 2 065 914 A1 show identically constructed combinations of overvoltage plug-in parts with additional switching devices which are either introduced into a common basic housing or surrounded by such a housing.
- the local solutions have a tripping or. Shutdown behavior, which is not adapted to the particular characteristics of the particular Ȇberabzugabieiter, e.g. Varistors, customizable.
- From DE 10 2011 018 556 A1 is an overvoltage protection device, comprising at least one surge arrester and, with the
- the local release means is designed as a non-flowed through by the operating or StoSstrom stop member which releases a release of the switching device in case of thermal overload, which has an increased self-extinguishing capacity.
- Switching device to be switched off automatically, so that a
- Stop part according to DE 10 2011 018 556 AI is thermally and mechanically coupled to the surge arrester and blocks the displacement of a likewise provided unlocking slide.
- a separator which consists of an insulating, quenching gas-donating material, eg. B. POM can exist.
- Contact pieces is movable perform.
- an overvoltage protection device comprising at least one surge arrester.
- the surge arrester is preferably designed as a varistor. Furthermore, one, with the surge arrester connected in series, thermally triggered
- the aforementioned means form a structural unit and can be comprised by a common housing.
- the unit with housing represents a plug-in part, which can be introduced into a corresponding socket, for the purpose of mounting on or in the system to be protected.
- the male part is easily interchangeable in case of failure and can be replaced by an intact part.
- the thermal release means of the switching device is arranged in the region of the expected heating of the surge arrester when overloaded. With regard to the arrangement of this trigger means there is virtually a free choice, since the tripping itteltel just does not have to be introduced into the current path of the overvoltage protection device.
- the thermal release agent is not considered to be from the operating or
- the stop member is thermal and mechanically coupled to a surface side of the surge arrester, blocking the path of travel of a particular unlocking slider.
- the unlocking slide can be used as plastic injection or -Press°. Casting be executed and is inexpensive to produce.
- unlocking slide is mechanically biased, which can be realized by means of a spring or the like force storage device.
- the unlocking slide z. B. has an elongated surface portion, a contact plate used, which produces the desired electrical connection between the elements of the switching device.
- hineinbewegte portion of the Entriegelungsschiebers is formed isolated or consists of a quenching gas-emitting material.
- Recess of Entriegelungsschiebers are chosen so that a secure contact with respect to the corresponding elements of the switching device is ensured.
- the dimensions of the contact plate z. B. in terms of cross-section and thickness are oriented to the desired current carrying capacity.
- an element of the switching device is designed as a pin or bolt, which is under mechanical bias in the direction of the further element of the switching device.
- This further element is a mating contact, which is electrically connected to the connection side of the surge arrester, z. B. a varistor is connected.
- the pin or bolt in turn is connected to a terminal bracket.
- This connection bracket can simultaneously represent the outer plug connection of the plug-in part designed as a surge arrester.
- a rocker having elastic properties e.g. also designed as a plastic injection molded part, provided which is mounted with a first rocker end at a fixed point.
- This fixed point can be realized by elements of the housing of the male part.
- a second rocker end engages a movable stop.
- the rocker having elastic properties may moreover consist of a metallic material with correspondingly elastic properties. Also conceivable is an embodiment of the rocker as
- the movable stop is part of a pivoting arm, wherein the pivoting arm has a Ausform tion, which bears against the stop member.
- This formation can z. B. may be a nose, which is an integral part of the swing arm.
- the swivel arm can be realized as a plastic injection molded part.
- the unlocking slide according to the invention has a locking arm which is blocked in the non-triggered state by the pivot arm.
- the swivel arm has a programmessa usEnglishung for a
- the axle may be an integral part of the housing and may be e.g. extend perpendicularly from a housing center surface to receive according to the swivel arm with it there foundedsiger foundedung.
- the swivel arm further comprises a pin extension, which a
- the unlocking slider itself is movably mounted in a guide member, wherein the guide member has a space for receiving a spring for the purpose of the spring bias of the release slide.
- the guide member is placed on the desired electrical properties and dimensioned and consists in this respect of appropriately suitable insulation materials, the material of remaining parts, in particular the
- Both the guide part and the unlocking slide can be made of an insulating, gas-emitting
- the unlocking slider has a status indicator. This includes e.g. to the top of the housing of the male part and there gives one
- the surge arrester is expediently a varistor which has a surface side which has metallic, conductive properties. From this surface side, the z. B. may be a flat metal L published, extends a smaller area piece, the
- Forming mating contact preferably perpendicular to the corresponding one
- the aforementioned surface side fixing surfaces which for example also extend perpendicularly from the surface plane and engage in complementary recesses of a corresponding housing part to fix the varistor.
- Connecting bracket is connected, which is also in an electrical
- FIG. 1 and 2 show a greatly simplified basic design of the solution according to the invention in the normal functional state (FIG. 1) and in the separation case (FIG. 2) and FIG.
- the invention consists of
- a stopper part 4K is fixed on the surface side 2 of the varistor I.
- This stop member 4K is e.g. with a lot on the corresponding
- an unlocking slider 6 is mounted displaceably movable, wherein the unlocking slide 6 is under bias of a spring 61.
- the spring bias causes the unlocking slide 6 is caused to move to the right in the absence of a stop with respect to Figs. I to 4. This is with the appropriate
- a first element is designed as a pin or pin 11, which stands under mechanical bias, symbolized by the spring XX, in the direction of the other element 10.
- This further element 10 forms a
- the part 9 can form the connecting bracket or a plug-in contact simultaneously with a lower end shown in the figures.
- the part 111 is preferably a contact plate, which in a related recess of the unlocking slide. 6
- This contact plate 111 thus provides the desired
- the stopper 4K releases and then comes to a position similar to that shown in FIG.
- the unlocking slide 6 can move in the image direction to the right. The result is that the contact pad 111 is also shifted out of the current path to the right.
- Unlocking slide 6 may be made of a gas-emitting material, e.g. POM exist, which improves the extinguishing properties and counteracts the occurrence of electric arcs.
- POM gas-emitting material
- Biasing force means symbolically represented spring XX their effect.
- a rocker XX is present which has elastic properties.
- the rocker generates a corresponding bias, which in Figs. 1 and 2 still with the symbolized spring is symbolized.
- a first rocker end is mounted at a fixed point XI.
- a second rocker end engages the movable stop X2 of the swivel arm 4.
- the movable stop X2 is thus part of the swivel arm 4, wherein the swivel arm 4 still has a configuration X3 (see FIGS. 3 and 4) which bears against the abutment part or triggering means 4K.
- the unlocking slide 6 also comprises a blocking arm X4, which in the non-triggered state is blocked by the pivoting arm 4 and an end present there, as can be seen in particular in FIG.
- the pivot arm 4 has a guide recess 41 for a pivot pin, not shown in the figures, wherein the pivotal movement of the pivot arm 4 is executable about the axle.
- the pivot arm 4 also has a pin extension 42, which penetrates a recess in the bottom of the housing, not shown, and can interact with a fault signaling device, also not shown.
- the unlocking slide 6 is movably mounted in the guide part 3, wherein the guide part 3 has a space for receiving the spring 61.
- FIGS. 3 and 4 also show the state indicator 62 formed on the unlocking slide 6 or formed on it.
- Another connecting bracket 92 whose lower end forms one of the plug contacts of the plug-in part which accommodates the overvoltage protection device, is connected to a further contact 93 of the surge arrester 1 in FIG.
- the surge arrester 1 has a plurality of fixing surfaces 94, z. B. formed as metallic bends, which engage in complementary recesses of a housing part, not shown, and hold the varistor there.
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fuses (AREA)
- Thermistors And Varistors (AREA)
- Thermally Actuated Switches (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL14784050T PL3061113T3 (pl) | 2013-10-22 | 2014-10-13 | Urządzenie zabezpieczające przed przepięciami zawierające co najmniej jeden ogranicznik przepięć i jedno urządzenie przełączające wyzwalane termicznie połączone szeregowo z ogranicznikiem przepięć |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013017597 | 2013-10-22 | ||
DE102013019390.7A DE102013019390B4 (de) | 2013-10-22 | 2013-11-18 | Überspannungsschutzeinrichtung, aufweisend mindestens einen Überspannungsableiter und eine, mit dem Überspannungsableiter in Reihe geschaltete, thermisch auslösbare Schalteinrichtung |
PCT/EP2014/071834 WO2015058985A1 (de) | 2013-10-22 | 2014-10-13 | Überspannungsschutzeinrichtung, umfassend mindestens einen überspannungsableiter und eine, mit dem überspannungsableiter in reihe geschaltete, thermisch auslösbare schalteinrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3061113A1 true EP3061113A1 (de) | 2016-08-31 |
EP3061113B1 EP3061113B1 (de) | 2017-12-06 |
Family
ID=52774913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14784050.8A Active EP3061113B1 (de) | 2013-10-22 | 2014-10-13 | Überspannungsschutzeinrichtung, umfassend mindestens einen überspannungsableiter und eine, mit dem überspannungsableiter in reihe geschaltete, thermisch auslösbare schalteinrichtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US10049795B2 (de) |
EP (1) | EP3061113B1 (de) |
CN (1) | CN105765686B (de) |
DE (3) | DE102013022348B4 (de) |
PL (1) | PL3061113T3 (de) |
WO (1) | WO2015058985A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015213050A1 (de) * | 2015-07-13 | 2017-01-19 | Phoenix Contact Gmbh & Co. Kg | Varistor mit einer Abtrennvorrichtung |
CN107301909B (zh) * | 2016-04-14 | 2021-05-14 | 爱普科斯公司 | 变阻器组件和用于保护变阻器组件的方法 |
DE202018106960U1 (de) * | 2018-02-27 | 2019-01-03 | Dehn + Söhne Gmbh + Co. Kg | Überspannungsschutzanordnung, bestehend aus einer in einem isolierenden Gehäuse befindlichen Hörnerfunkenstrecke |
DE102018114564B4 (de) * | 2018-06-18 | 2023-01-19 | Dehn Se | Überspannungsableiter |
DE102018125520A1 (de) | 2018-10-15 | 2020-04-16 | Dehn Se + Co Kg | Überspannungsschutzgerät mit mehreren Überspannungsableitern und diesen jeweils zugeordneter, insbesondere thermischer, Abtrennvorrichtung |
DE102018131975B4 (de) * | 2018-12-12 | 2021-01-14 | Dehn Se + Co Kg | Thermisch auslösbare Anzeige- oder Schalteinrichtung sowie Überspannungsableiteranordnung mit einer thermisch auslösbaren Anzeige- oder Schalteinrichtung |
DE102020202428A1 (de) | 2020-02-26 | 2021-08-26 | Dehn Se + Co Kg | Überspannungsschutzvorrichtung |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29519313U1 (de) | 1995-12-06 | 1996-01-25 | Dehn + Söhne GmbH + Co KG, 90489 Nürnberg | Überspannungsableiter |
FR2848353B1 (fr) * | 2002-12-10 | 2005-06-17 | Soule Protection Surtensions | Dispositif de protection contre des surtensions |
FR2851369B1 (fr) | 2003-02-13 | 2008-08-08 | Hager Electro Sas | Ensemble de protection contre les surtensions dues a la foudre |
US7684166B2 (en) * | 2004-04-19 | 2010-03-23 | Abb France | Surge voltage protection device with improved disconnection and visual indication means |
US7477503B2 (en) * | 2005-04-30 | 2009-01-13 | Efi Electronics Corporation | Circuit protection device |
AU2006277738A1 (en) * | 2005-08-05 | 2007-02-15 | Kiwa Spol. S R.O. | Overvoltage protection with status signalling |
CN200976332Y (zh) * | 2006-11-06 | 2007-11-14 | 浙江恒丰光电技术有限公司 | 电源浪涌保护器 |
WO2009038418A2 (en) * | 2007-09-21 | 2009-03-26 | Samhyun Cns Co., Ltd | Varistor and varistor apparatus |
FR2923944A1 (fr) | 2007-11-20 | 2009-05-22 | Schneider Electric Ind Sas | Interface de declenchement, module de protection contre les surtensions et module de coupure couples a une telle interface et dispositif de protection contre des surtensions comportant de tels modules. |
FR2925216B1 (fr) * | 2007-12-18 | 2010-04-23 | Abb France | Dispositif de protection contre les surtensions comportant un auxiliaire de deconnexion |
DE102009022069B4 (de) * | 2009-01-12 | 2016-10-20 | Dehn + Söhne Gmbh + Co. Kg | Überspannungsableiter |
US8031456B2 (en) * | 2009-05-12 | 2011-10-04 | Ceramate Technical Co., Ltd. | Explosion-roof and flameproof pullout safety surge absorbing module |
DE102009036125A1 (de) * | 2009-08-05 | 2011-02-10 | Phoenix Contact Gmbh & Co. Kg | Überspannungsschutzelement |
FR2958787B1 (fr) * | 2010-04-09 | 2012-05-11 | Abb France | Dispositif de protection contre les surtensions a deconnecteurs thermiques dedoubles |
DE202011110468U1 (de) | 2011-02-18 | 2014-03-07 | Dehn + Söhne Gmbh + Co. Kg | Überspannungsschutzeinrichtung, umfassend mindestens einen Überspannungsableiter |
US9165702B2 (en) * | 2011-03-07 | 2015-10-20 | James P. Hagerty | Thermally-protected varistor |
DE102011053414B4 (de) * | 2011-09-08 | 2016-11-17 | Phoenix Contact Gmbh & Co. Kg | Überspannungsschutzgerät mit einer thermischen Abtrennvorrichtung |
-
2013
- 2013-11-18 DE DE102013022348.2A patent/DE102013022348B4/de active Active
- 2013-11-18 DE DE102013019390.7A patent/DE102013019390B4/de active Active
- 2013-11-18 DE DE202013012174.2U patent/DE202013012174U1/de not_active Expired - Lifetime
-
2014
- 2014-10-13 CN CN201480058353.5A patent/CN105765686B/zh active Active
- 2014-10-13 WO PCT/EP2014/071834 patent/WO2015058985A1/de active Application Filing
- 2014-10-13 US US15/031,043 patent/US10049795B2/en active Active
- 2014-10-13 EP EP14784050.8A patent/EP3061113B1/de active Active
- 2014-10-13 PL PL14784050T patent/PL3061113T3/pl unknown
Also Published As
Publication number | Publication date |
---|---|
DE202013012174U1 (de) | 2015-07-02 |
CN105765686A (zh) | 2016-07-13 |
US10049795B2 (en) | 2018-08-14 |
DE102013019390A1 (de) | 2015-04-23 |
DE102013019390B4 (de) | 2016-01-07 |
CN105765686B (zh) | 2018-02-16 |
DE102013022348A1 (de) | 2015-07-30 |
DE102013022348B4 (de) | 2016-01-07 |
WO2015058985A1 (de) | 2015-04-30 |
US20160240290A1 (en) | 2016-08-18 |
PL3061113T3 (pl) | 2018-05-30 |
EP3061113B1 (de) | 2017-12-06 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20150311 |
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