EP1383142A1 - Dispositif éléctrique de connexion, en particulier limiteur de surtension - Google Patents

Dispositif éléctrique de connexion, en particulier limiteur de surtension Download PDF

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Publication number
EP1383142A1
EP1383142A1 EP02405606A EP02405606A EP1383142A1 EP 1383142 A1 EP1383142 A1 EP 1383142A1 EP 02405606 A EP02405606 A EP 02405606A EP 02405606 A EP02405606 A EP 02405606A EP 1383142 A1 EP1383142 A1 EP 1383142A1
Authority
EP
European Patent Office
Prior art keywords
housing
plug contact
active part
apparatus housing
insulating
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
EP02405606A
Other languages
German (de)
English (en)
Other versions
EP1383142B1 (fr
Inventor
Jutta Barlage
Peter Zeller
Sarah Sitzler
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 Schweiz AG
Original Assignee
ABB Schweiz AG
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 Schweiz AG filed Critical ABB Schweiz AG
Priority to EP02405606A priority Critical patent/EP1383142B1/fr
Priority to ES02405606T priority patent/ES2237663T3/es
Priority to AT02405606T priority patent/ATE288127T1/de
Priority to DE50202115T priority patent/DE50202115D1/de
Priority to TW092117686A priority patent/TWI283094B/zh
Priority to AU2003207038A priority patent/AU2003207038A1/en
Priority to YU54603A priority patent/YU54603A/sh
Priority to JP2003271931A priority patent/JP4567305B2/ja
Priority to HU0302146A priority patent/HUP0302146A3/hu
Priority to PL03361199A priority patent/PL361199A1/xx
Priority to CA002435216A priority patent/CA2435216A1/fr
Priority to BR0302338-9A priority patent/BR0302338A/pt
Priority to RU2003121637/09A priority patent/RU2003121637A/ru
Priority to KR1020030047869A priority patent/KR20040010170A/ko
Priority to US10/618,771 priority patent/US7154726B2/en
Priority to CNB031784038A priority patent/CN100449902C/zh
Priority to HR20030574A priority patent/HRP20030574A2/xx
Publication of EP1383142A1 publication Critical patent/EP1383142A1/fr
Application granted granted Critical
Publication of EP1383142B1 publication Critical patent/EP1383142B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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

Definitions

  • the invention is based on a plug-in electrical apparatus, in particular a surge arrester, according to the preamble of Claim 1.
  • This apparatus has an axially symmetrical trained Housing with a running in the direction of plug housing axis and on Means for securing the apparatus housing to a housing of a High-voltage system.
  • the electrical apparatus has a axially symmetric active part on with an axially guided circuit containing a plug contact, a ground connection and an interposed nonlinear resistance element.
  • the active part also contains a axially symmetrical insulating body, which forms an insulating cone and the non-linear resistance element and an electrical connection to Plug contact surrounds. Under high voltage nominal voltages are greater here 1 kV and typically up to 72 kV.
  • plugging is the Circuit of the apparatus with a conductor of the high voltage system electrically connected and at the same time the insulating cone and a Isolierurgikonus the system pressed against each other gap-free.
  • the electrical apparatus is generally a surge arrester and then has a non-linear, voltage-dependent resistance element, such as on the basis of a varistor and / or a spark gap. He can also as Earthing switch be executed and then indicates as non-linear Resistor element on a switching point.
  • the invention also relates to a high voltage system with such electrical apparatus and a method by which such a facility is manufactured can be.
  • pluggable surge arrester contains a bottle-shaped executed, aligned along an axis Metal housing with a largely axially symmetric formed active part.
  • the active part has an axially guided circuit with a varistor and with two power connections.
  • the circuit is electrically powered by an insulating body fixed in the metal housing. Both power connections of the circuit are led out of the housing.
  • One of the two power connections is on High voltage, the other at ground potential feasible.
  • This surge arrester Can be installed by plugging into a high voltage system.
  • the fastening means in the Device housing molded and is the active part in the apparatus housing in Slidably mounted axial direction and before the formation of a connector held with respect to the apparatus housing with biasing force.
  • the Apparatus housing can be practically without effort on the High voltage system to be attached.
  • An electrically conductive connection between the circuit of the inventive apparatus and a with High voltage loadable conductor of the plant can be done by simple means be achieved by reducing the bias.
  • the active part of the Apparatus moved in the axial direction until the plug contact with a Gegensteck token the system forms a plug connection and the insulating cone the active part with a predetermined force without gaps on a Isolieresquekonus the plant is present.
  • the support force can be dimensioned so very accurate and Accordingly, be sized so that leading to partial discharges column be avoided at the interface of the insulating cone. Because the support force can be kept slightly constant and also inside the apparatus housing acts, a constant contact pressure is guaranteed and will also be safe prevents the pressure from the outside, such as by loading the Apparatus housing with mechanical force, is changed.
  • the insulating body To partial discharges between the surface of the insulator and the To effectively reduce equipment housing, it is expedient to use the insulating body to provide an electrically conductive layer. It is kept free of this layer the exposed during operation of the plant high electric field strengths Insulating cone. The remote from the plug contact end of the insulating cone is with Advantage undercut formed and carries an inwardly guided, rounded portion of the electrically conductive layer. Through these measures is a strong relief of the operation of the plant dielectrically highly loaded End of the insulating cone reached.
  • the apparatus housing is at Training the apparatus housing as a cylinder at least two against each other in Provided circumferential direction of the cylinder staggered openings provided so the mark not only from one direction, but one through the Displacement angle predetermined angular range can be observed.
  • the required preload force is in an apparatus with a s.einem earthed end of the active part and fastened by a bottom of the Apparatus housing outwardly guided ground connection preferably by a prestressed compression spring which reaches between the groundable end of Active part and the bottom of the apparatus housing is arranged.
  • To the Preload is easy and precise to change, is in the from the Apparatus housing guided end of the ground terminal formed a thread for receiving a clamping nut. At this thread concludes with an advantage the device housing guided, thread-free section, which is the storage one between the clamping nut and the bottom of the apparatus housing providable locking sleeve is used.
  • the Clamping nut can be used in training as a lock nut, the Connect ground connection to a grounding conductor.
  • the apparatus housing and the system housing are electrically conductive educated. After assembly of the apparatus is then the apparatus housing without an additional connection via the flanges and the system housing grounded and protection against contact is ensured.
  • surge arrester A has as protection against contact and as Protection against external influences a predominantly cylindrical, electrical conductive apparatus housing 1, which in particular made of metal, such as Aluminum, an electrically conductive polymeric material, for example a polyethylene filled with conductive carbon black, or one electrically conductive conductive jacket provided polymeric material, such as polyethylene.
  • the housing 1 includes a jacket tube 2. At the lower end of the tube is a Floor 3 is set, while at the upper end a fastening means is formed, which is designed as a radially outwardly extended flange 5.
  • an active part 6 is arranged in the Apparatus housing.
  • the inner diameter of the Apparatus housing has over the active part excess.
  • the active part can Therefore, be moved along the cylinder axis 7 of the housing 1.
  • the active part includes an axially guided circuit with a plug contact 8, a Ground terminal 9 and a non-linear resistance element 10.
  • On High voltage potential feasible end of the resistive element 10 is over a conductor pin 11 connected to the plug contact 8.
  • the other end of the Element 10 is connected to the bolt-shaped ground connection 9.
  • the non-linear resistance element 10 may be as in the prior art according to EP 1 083 579 A2 is to be formed and then has one or several cylindrical varistor elements on non-linear Resistance material, for example based on metal oxide, in particular of ZnO.
  • the plug contact 8 is mounted on a field-controlling disc 12, which when connecting the surge arrester A to one in FIGS. 2 and 3 shown high-voltage system H, for example, a metal-encapsulated, Gas-insulated switchgear for a nominal voltage of, for example, 42 kV, as Stop to a counter stop of the system H is used.
  • the non-linear resistance element 10 and the conductor pin 11 are of a axially symmetrical insulating body 13 made of an elastic insulating material, such as preferably silicone, surrounded.
  • the insulating body 13 runs at its upper end in a coaxial with the upper portion of the conductor pin 11 of the circuit surrounding insulating cone 14.
  • a remote from the plug contact 8 end of Insulating cone 14 runs in an inwardly guided, rounded undercut 15 off.
  • the surface of the insulating body 13 is up to the conical surface of the Insulating cone 14 with a potential-controlling, electrically conductive layer 16, such as a conductive polymer or a metal coated.
  • a potential-controlling, electrically conductive layer 16 such as a conductive polymer or a metal coated.
  • a prestressed compression spring 18 is arranged between the contact disk 17 and the bottom 3 of the apparatus housing 1 between the contact disk 17 and the bottom 3 of the apparatus housing 1 .
  • This feather is on one Lateral surface of a molded into the bottom 3 of the apparatus housing 1, axially aligned bearing sleeve 19 out.
  • the ground terminal 9 Slidably mounted in the axial direction.
  • a thread 20 is formed on which is designed as a locknut clamping nut 21 is screwed.
  • unthreaded section 22 for storage of a between the clamping nut 21st and the bottom 3 of the apparatus housing 3 provided securing sleeve 23rd
  • Fig.2 it can be seen that when installed in a high voltage system H of Surge arrester A (process phase a)) initially in the direction of a not designated arrow is guided vertically upwards.
  • the upper end of the active part 6 is characterized by an undefined opening of an electrically conductive, grounded housing 30 of the high voltage system H in a connection socket 31st with a shielded, tulip-shaped mating contact 32 and with a Isolierurgikonus 33 pushed.
  • both flanges by means of not designated screws connected and so is the Apparatus housing 1 rigidly attached to the system housing 30. If the flange 5 and the mating flange of the system H have different dimensions is - how shown in Figure 2 - between the two flanges an adapter flange 34th provided.
  • the dielectric strength also carries the electrically conductive Layer 16, through which partial discharges between the surface of Insulating body 13 and the apparatus housing 1 and in inhomogeneities of Insulator 13 can be avoided.
  • the plug contact. 8 opposite end of the insulating cone 14 as inwardly guided and rounded Undercut 15 and providing a portion of the electrically conductive Layer 16 on the surface of this undercut 15 is the electrical Field in the dielectrically critical triple area of apparatus or plant housing, Insulating cone 14 or Isolierurgikonus 33 and air homogenized.
  • Further Measures to improve the dielectric properties of the Surge arrester A and the high-voltage system H are also in that the non-linear resistance element 10 and / or the insulating body 13 at least plug contact side are rounded.
  • the opening 37 is positioned opposite a portion of the insulating body 13 which the plug contact end of the non-linear resistive element 10 includes. This is advantageous insofar as the opening 37 at the same time the pressure relief of Surge arrester A in the event of arcing faults and partial discharges can serve on the active part 6. Because such unwanted discharge processes are particularly effective in the field of high electric field strengths, is the opening at the plug contact end of the nonlinear resistive element 10th positioned.
  • two are offset from each other in the circumferential direction arranged openings provided. It is thus ensured that the location of the Marker 36 not just from one direction, but one through the Displacement angle predetermined angular range can be observed. By Provide more than two suitably distributed over the entire circumference Openings can be observed from virtually any direction.
  • the clamping nut 21 of Drawn thread 20 and the locking sleeve 23 is removed and unauthorized Access secured.
  • the clamping nut 21 is again on the thread 20th screwed. Since it is designed as a lock nut, it also serves the Fixation of a ground conductor 38 (Fig.2).
  • the circuit of the Surge arrester is now on the one hand to the in the high voltage system H led high voltage and on the other hand connected to earth.
  • the Apparatus housing 1 is above the adapter flange 34 and the plant housing 30th grounded.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
EP02405606A 2002-07-15 2002-07-15 Dispositif éléctrique de connexion, en particulier limiteur de surtension Expired - Lifetime EP1383142B1 (fr)

Priority Applications (17)

Application Number Priority Date Filing Date Title
EP02405606A EP1383142B1 (fr) 2002-07-15 2002-07-15 Dispositif éléctrique de connexion, en particulier limiteur de surtension
ES02405606T ES2237663T3 (es) 2002-07-15 2002-07-15 Dispositivo electrico de conexion, en particular limitador de sobretension.
AT02405606T ATE288127T1 (de) 2002-07-15 2002-07-15 Steckbarer elektrischer apparat, insbesondere überspannungsableiter
DE50202115T DE50202115D1 (de) 2002-07-15 2002-07-15 Steckbarer elektrischer Apparat, insbesondere Überspannungsableiter
TW092117686A TWI283094B (en) 2002-07-15 2003-06-27 Pluggable electrical apparatus, in particular surge arrester, a high-voltage installation with the pluggable electrical apparatus, and the method for producing the high-voltage installation
AU2003207038A AU2003207038A1 (en) 2002-07-15 2003-07-01 Pluggable electrical apparatus, in particular surge arrester
YU54603A YU54603A (sh) 2002-07-15 2003-07-04 Priključivi električni uređaj, posebno osigurač od prenapona
HU0302146A HUP0302146A3 (en) 2002-07-15 2003-07-08 Plug in unit, chiefly a lightning-arrester, an apparatus with this one and method for making this apparatus
JP2003271931A JP4567305B2 (ja) 2002-07-15 2003-07-08 差込み可能な電気機器
PL03361199A PL361199A1 (en) 2002-07-15 2003-07-10 Method of fabrication of high voltage system, high voltage plug in device, particularly surge arrester and high voltage installation
CA002435216A CA2435216A1 (fr) 2002-07-15 2003-07-10 Appareil electrique enfichable, plus precisement suppresseur de transitoires
BR0302338-9A BR0302338A (pt) 2002-07-15 2003-07-11 Aparelho elétrico que pode ser encaixado, particularmente um supressor de sobretensões
KR1020030047869A KR20040010170A (ko) 2002-07-15 2003-07-14 플러깅가능한 전기 장치, 특히 서지 방지 장치
RU2003121637/09A RU2003121637A (ru) 2002-07-15 2003-07-14 Вставной электрический аппарат, в частности разрядник ля защиты от перенапряжений, высоковольтная установка с электрическим аппаратом и способ ее изготовления
US10/618,771 US7154726B2 (en) 2002-07-15 2003-07-15 Pluggable electrical apparatus, in particular surge arrester
CNB031784038A CN100449902C (zh) 2002-07-15 2003-07-15 插接式的电气装置、高压设备及其制造方法
HR20030574A HRP20030574A2 (en) 2002-07-15 2003-07-15 Electric pluggable device, in particular an over-voltage arrester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02405606A EP1383142B1 (fr) 2002-07-15 2002-07-15 Dispositif éléctrique de connexion, en particulier limiteur de surtension

Publications (2)

Publication Number Publication Date
EP1383142A1 true EP1383142A1 (fr) 2004-01-21
EP1383142B1 EP1383142B1 (fr) 2005-01-26

Family

ID=29762748

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02405606A Expired - Lifetime EP1383142B1 (fr) 2002-07-15 2002-07-15 Dispositif éléctrique de connexion, en particulier limiteur de surtension

Country Status (17)

Country Link
US (1) US7154726B2 (fr)
EP (1) EP1383142B1 (fr)
JP (1) JP4567305B2 (fr)
KR (1) KR20040010170A (fr)
CN (1) CN100449902C (fr)
AT (1) ATE288127T1 (fr)
AU (1) AU2003207038A1 (fr)
BR (1) BR0302338A (fr)
CA (1) CA2435216A1 (fr)
DE (1) DE50202115D1 (fr)
ES (1) ES2237663T3 (fr)
HR (1) HRP20030574A2 (fr)
HU (1) HUP0302146A3 (fr)
PL (1) PL361199A1 (fr)
RU (1) RU2003121637A (fr)
TW (1) TWI283094B (fr)
YU (1) YU54603A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008151857A1 (fr) * 2007-06-11 2008-12-18 Siemens Aktiengesellschaft Dispositif de déviation de surtensions
RU2529647C2 (ru) * 2011-12-02 2014-09-27 Абб Текнолоджи Аг Разрядник для защиты от перенапряжений

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1603140A1 (fr) * 2004-06-04 2005-12-07 ABB Technology AG Composant actif pour limiteur de surtension encapsulé
DE102005007146A1 (de) * 2005-02-11 2006-08-24 Siemens Ag Verfahren zur Ummantelung eines Varistorblockes mit einer elektrisch isolierenden Umhüllung sowie Varistorblock für einen Überspannungsableiter
TW200841363A (en) * 2007-01-22 2008-10-16 Swcc Showa Cable Sys Co Ltd Arrestor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485245A1 (fr) * 1980-06-23 1981-12-24 Gen Electric Varistance a l'oxyde de zinc perfectionnee et parafoudre utilisant de telles varistances
US5113306A (en) * 1989-04-18 1992-05-12 Cooper Power Systems, Inc. Non-fragmenting arrester with staged pressure relief mechanism
EP1083579A2 (fr) * 1999-09-07 2001-03-14 ABB Hochspannungstechnik AG Limiteur de surtension

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6126286U (ja) * 1984-07-23 1986-02-17 株式会社東芝 避雷器
JPH0831299A (ja) * 1994-07-20 1996-02-02 Daito Tsushinki Kk サージ吸収器
US5684665A (en) * 1996-05-10 1997-11-04 Hubbell Incorporated Modular electrical assembly with conductive strips
JPH11145380A (ja) * 1997-11-06 1999-05-28 Hitachi Ltd 半導体スタック
DE19926950A1 (de) * 1999-06-14 2000-12-21 Abb Research Ltd Kabelendgarnitur
JP3079493B1 (ja) * 1999-06-25 2000-08-21 日本航空電子工業株式会社 避雷同軸コネクタ
JP2003145254A (ja) * 2001-11-14 2003-05-20 Shinagawa Refract Co Ltd トグル機構の締付け操作力軽減方法およびその装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485245A1 (fr) * 1980-06-23 1981-12-24 Gen Electric Varistance a l'oxyde de zinc perfectionnee et parafoudre utilisant de telles varistances
US5113306A (en) * 1989-04-18 1992-05-12 Cooper Power Systems, Inc. Non-fragmenting arrester with staged pressure relief mechanism
EP1083579A2 (fr) * 1999-09-07 2001-03-14 ABB Hochspannungstechnik AG Limiteur de surtension

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008151857A1 (fr) * 2007-06-11 2008-12-18 Siemens Aktiengesellschaft Dispositif de déviation de surtensions
RU2529647C2 (ru) * 2011-12-02 2014-09-27 Абб Текнолоджи Аг Разрядник для защиты от перенапряжений
US8964346B2 (en) 2011-12-02 2015-02-24 Abb Technology Ag Surge arrester

Also Published As

Publication number Publication date
HUP0302146A2 (hu) 2004-04-28
TWI283094B (en) 2007-06-21
ES2237663T3 (es) 2005-08-01
TW200401483A (en) 2004-01-16
CA2435216A1 (fr) 2004-01-15
PL361199A1 (en) 2004-01-26
BR0302338A (pt) 2004-08-17
ATE288127T1 (de) 2005-02-15
YU54603A (sh) 2006-08-17
RU2003121637A (ru) 2005-02-10
KR20040010170A (ko) 2004-01-31
DE50202115D1 (de) 2005-03-03
US20040057185A1 (en) 2004-03-25
US7154726B2 (en) 2006-12-26
CN1472752A (zh) 2004-02-04
CN100449902C (zh) 2009-01-07
AU2003207038A1 (en) 2004-02-05
HU0302146D0 (en) 2003-09-29
JP2004040112A (ja) 2004-02-05
EP1383142B1 (fr) 2005-01-26
HRP20030574A2 (en) 2005-10-31
JP4567305B2 (ja) 2010-10-20
HUP0302146A3 (en) 2004-08-30

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