WO2020104122A1 - Dispositif d'isolation et transformateur de mesure équipé d'un dispositif d'isolation - Google Patents

Dispositif d'isolation et transformateur de mesure équipé d'un dispositif d'isolation

Info

Publication number
WO2020104122A1
WO2020104122A1 PCT/EP2019/078497 EP2019078497W WO2020104122A1 WO 2020104122 A1 WO2020104122 A1 WO 2020104122A1 EP 2019078497 W EP2019078497 W EP 2019078497W WO 2020104122 A1 WO2020104122 A1 WO 2020104122A1
Authority
WO
WIPO (PCT)
Prior art keywords
locking
fixing
locking element
shift rod
isolating device
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.)
Ceased
Application number
PCT/EP2019/078497
Other languages
German (de)
English (en)
Inventor
Wolfgang Knab
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Priority to CN201980084248.1A priority Critical patent/CN113243036B/zh
Priority to KR1020217018493A priority patent/KR102617569B1/ko
Priority to EP19801484.7A priority patent/EP3864680A1/fr
Priority to RU2021117702A priority patent/RU2763744C1/ru
Priority to JP2021527247A priority patent/JP7263515B2/ja
Publication of WO2020104122A1 publication Critical patent/WO2020104122A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/24—Voltage transformers
    • H01F38/26—Constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/42—Driving mechanisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/46—Interlocking mechanisms
    • 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
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
    • H01H9/281—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock
    • H01H9/282—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock and a separate part mounted or mountable on the switch assembly and movable between an unlocking position and a locking position where it can be secured by the padlock
    • H01H9/283—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock and a separate part mounted or mountable on the switch assembly and movable between an unlocking position and a locking position where it can be secured by the padlock the part being removable

Definitions

  • the invention relates to an isolating device with a switching rod that is movable between a switch-on and a switch-off position, and a transducer with such an isolating device.
  • the invention relates to an insulating device for measuring transformers of high-voltage switchgear systems designed as voltage or current transformers.
  • a high-voltage switchgear with a measuring transformer in particular when commissioning the switchgear, for example to operate the switchgear with an AC test voltage or for a cable test with a low AC voltage frequency, it is necessary to isolate the measuring transformer from the rest of the switchgear, i.e. Disconnect it from a circuit of the selector rod, as otherwise damage or destruction of the transducer may result.
  • the transducer is dismantled, for example, but this is very complex, particularly in the case of an enclosed switchgear.
  • the transducer can be equipped with an integrated insulation device with which the transducer can be electrically separated from the circuit of the switchgear and can be connected to the circuit.
  • Such isolation devices are provided, for example, with a switching position indicator to detect and monitor a switching position of the insulating device, and secured against unauthorized actuation.
  • the invention has for its object to provide an improved insulating device with which in particular a transducer can be separated from a circuit of a high-voltage switchgear and connected to the circuit.
  • the object is achieved by an Isoliervorrich device with the features of claim 1.
  • An insulating device comprises a switching rod which is movable between a switch-off position and a switch-on position, and a locking element which can be fixed in two different locking positions on an anchor element.
  • the locking element and the shift rod are designed in such a way that they are positively connected to one another in the switched-on position of the shift rod when the locking element is in a first locking position, and are positively connected to one another in the switched-off position of the shift rod when the locking element is is in the second locking position.
  • the positive connections of the locking element fi xed to the anchor element with the shift rod in the off position and the on position lock the shift rod in these two switch positions.
  • the current switching position of the switching rod can be recognized or made recognizable by the respective locking position of the locking element.
  • the invention thus increases the operational safety of the insulating device by the unique day requirement of the locking element in its respective locking position for each of the two switching positions of the switching rod and at the same time enables a switching position indicator of the current switching position of the switching rod by the locking position of the locking element.
  • the shift rod is locked in the two switch positions and the switch position indicator is realized by the same locking element, so that the number and costs of components are reduced compared to an insulating device with separate components for locking the shift rod and for the switch position indicator.
  • An embodiment of the invention provides that the Rie gelelement has two opposite fixing ends and in the first locking position with a first fixing end on the anchor element and in the second locking position with the second fixing end on the anchor element.
  • the Rie gel element must be turned over to move it from one locking position to the other locking position.
  • the distinguishability of the two locking positions is advantageously increased.
  • a further embodiment of the invention provides a fixing element, for example a screw, for releasably fixing the locking element to the anchor element in the two locking positions.
  • the fixing element can be fixed in a fixing recess of the anchor element and the locking element has a fixing opening through which the fixing element can be guided to the fixing recess in both locking positions.
  • the locking element can be fixed in both locking positions with the same fixing element on the anchor element, which further reduces the number of components and the cost of the insulating device.
  • Another embodiment of the invention provides a hedging element for securing the fixing element against loosening the fixing of the locking element in the two locking positions. For example, access to the fixing element can be blocked by the securing element in the two locking positions.
  • the securing element has, for example, a lock for securing the fixing elements on. Such a security element reduces the risk of unauthorized or accidental loosening of the fixing element and the locking of the shift rod, and the operational safety of the insulating device is further increased before.
  • a further embodiment of the invention provides that the locking element has at least one identification that is visible in one of the two locking positions and hidden in the other locking position. This enables a switching position display of a current switching position of the switching rod by the visibility of the marking in the locking position of the locking element corresponding to the switching position.
  • the shift rod has a shift rod recess and the locking element has a locking element projection that can be inserted into the shift rod recess for the positive connection of the shift rod and the locking element, and / or that the locking element has a locking element recess and the shift rod engages in the locking element recess has feasible shift rod projection for positive connection of the shift rod and the locking element.
  • a further embodiment of the invention provides that a positive connection of the shift rod and the locking element is designed such that the shift rod can be moved with the locking element between the off position and the on position when the shift rod and the locking element are positively connected.
  • This Ausgestal device of the invention advantageously allows the locking element to be used as a tool for moving the shift rod between the switching positions. This will increase the number the components and the cost of the isolation device further reduced ge.
  • Another embodiment of the invention provides a Rie gel element in the two locking positions enveloping housing that has a detachable housing cover, without which the housing allows access to the locking element light. This embodiment of the invention enables
  • the detachable housing sedeckel allows access to the Isoliervorrich device for moving and locking the shift rod by removing the housing cover.
  • Another embodiment of the invention provides at least one auxiliary switch for electrical signaling of a momentary switching position of the shift rod. This advantageously enables remote interrogation of the switching position of the shift rod based on the signals generated by the at least one auxiliary switch. For example, the signals can be transmitted to a control center in order to be able to query the switching position of the shift rod in the control center.
  • a measuring transducer according to the invention has an insulating device according to the invention for the electrical separation of the measuring transducer from a circuit in the switched-off position of the switching pole and electrical connection of the measuring transducer to the
  • the invention provides for the use of a measuring transducer according to the invention on a high-voltage switchgear. This enables the electrical separation of the measuring wall from a circuit of the high-voltage switchgear during tests of the high-voltage switchgear that can lead to damage or destruction of the measuring transformer without disconnecting the measuring transformer from the circuit.
  • FIG. 1 shows a perspective illustration of a first exemplary embodiment of an insulating device in the switched-on position of the shift rod
  • FIG. 2 shows a perspective view of the insulating device shown in FIG. 1 in the switched-on position of the shift rod without the securing element
  • FIG. 3 shows a perspective view of the shift rod and the locking element of the insulating device shown in FIG. 1 when the shift rod is moved
  • FIG. 4 shows a perspective illustration of the insulating device shown in FIG. 1 in the switched-off position of the shift rod without the securing element
  • FIG. 5 shows a perspective illustration of the insulating device shown in FIG. 1 in the switch-off position of the switching rod secured with the fuse element
  • FIG. 6 shows a perspective illustration of a second exemplary embodiment of an insulating device
  • FIG. 7 shows a perspective view of the insulating device shown in FIG. 6 without the housing cover. Corresponding parts are provided in the figures with the same reference numerals.
  • FIGS. 1 to 5 show perspective representations of a first exemplary embodiment of an isolating device 1 of a measuring transducer 3.
  • the isolating device 1 has a switch rod 5, a locking element 7, a fixing element 9 and a securing element 11.
  • the shift rod 5 is movable between an on position shown in FIGS. 1 and 2 and an off position shown in FIGS. 4 and 5 along a longitudinal axis 15 of the shift rod 5.
  • FIG. 3 shows an intermediate position of the shift rod 5 when it is moved between the on position and the off position with the locking element 7.
  • the shift rod 5 has a circular-cylindrical outer surface 13 with a shift rod recess 17 running annularly around the shift rod longitudinal axis 15.
  • One end of the shift rod 5 has an annular shift rod projection 19 which extends annularly around the longitudinal shift axis 15 and which projects like a collar from the outer surface 13 of the shift rod 5.
  • the locking element 7 can be fixed in two different locking positions with the fixing element 9 on an anchor element 21.
  • the anchor element 21 is designed as a plate which has an anchor element opening 23 through which the shift rod 5 is guided.
  • Figures 1 and 2 show the locking element 7 in a first locking position.
  • Figures 4 and 5 show the locking element 7 in the second locking position.
  • the locking element 7 has a contact surface 25, which is in the form of a circular cylinder segment and corresponds to the outer surface 13 of the shift rod 5, and which bears against the outer surface 13 of the Shift rod 5 can be put on and the outer surface 13 of the shift rod 5 after application is at most half-circumferential.
  • the contact surface 25 has a locking element depression 27 which runs in the form of a segment of a circle and which corresponds to the shift rod projection 19 and into which
  • Shift rod projection 19 is insertable.
  • the locking element 7 has two opposite fixing ends 29, 31 and lies in the first locking position with a first fixing end 29 and in the second locking position with the second fixing end 31 on the anchor element 21.
  • the locking element 7 has a circular segment-shaped locking element projection 33 projecting from the contact surface 25, which corresponds to the shift rod recess 17 and can be inserted into the shift rod recess 17, around the shift rod 5 and the locking element 7 in a form-fitting manner connect with each other.
  • the Riegelelementvor jump 33 has the same distance from the Riegelelementver recess 27 as the shift rod projection 19 from the shift rod recess 17.
  • the fixing element 9 is designed as a screw which can be fixed in a fixing recess of the anchor element 21 provided with an internal thread for the screw (not visible in the figures).
  • the fixing element 9 can be guided in both locking positions by a fixing opening 35 running between the two fixing ends 29, 31 in the locking element 7 to the fixing recess and fixable in the fixing recess.
  • the securing element 11 is padlock-like with a U-shaped bracket 37, the ends of which are in one
  • Lock body 39 can be fixed and released with a key.
  • the locking element 7 has a securing opening 41, 43 for each fixing end 29, 31, through which one leg of the bracket 37 can be guided.
  • the securing opening 41, 43 for a fixing end 29, 31 is designed in such a way that one leg of the bracket 37 access to the Fix réellesöff opening 35 from the fixing end 29, 31 can be blocked when the other leg of the bracket 37 through the choiröff opening 41, 43 is guided. Through the securing element 11, access to the fixing element 9 guided from a fixing end 29, 31 into the fixing opening 35 can thus be blocked.
  • the locking element 7 also has on an outer side between the fixing ends 29, 31 extending two mutually different markings 45, 47, a first mark 45 being arranged near the first fixation end 29 and the second mark 47 near the second fixation end 31 is arranged and the second marking 47 has the same distance to the second fixing end 31 as the first marking 45 to the first fixing end 29.
  • the first label 45 is formed as a green stripe and the second label 47 is designed as a red stripe.
  • a plate-like viewing block re 49 is arranged, which in the first locking position of the locking element 7 covers the first identification 45 and in the second locking position of the locking element 7 the second identification 47.
  • the second identification 47 is visible in the first locking position and the first identification 45 is visible in the second locking position.
  • FIG. 1 shows the locking element 7 in the first locking position and the switching rod 5 in the switched-on position. In these positions of the locking element 7 and
  • Switch rod 5 engages the locking element projection 33 of the locking element 7 in the switching rod recess 17 of the switching rod 5, whereby the locking element 7 and the switching rod 5 are positively connected to each other.
  • the locking element 7 is fixed by the fixing element 9 on the Ankerele element 21, on which it bears with the first fixing end 29.
  • One leg of the bracket 37 of the securing element 11 is guided through the second securing opening 43.
  • the other leg of the bracket 37 blocks access to the fixing opening 35 from the second fixing end 31.
  • Both legs of the bracket 37 are fixed in the lock body 39 so that the securing element 11 prevents access to the fixing element 9.
  • the second identification 47 on the locking element 7 is visible and thus shows the switch-on position of the shift rod 5.
  • FIG. 2 shows the insulating device 1 in the switched-on position after the securing element 11 has been removed. Then the fi xing element 9 is first removed and then the locking element 7 is pulled off the shift rod 5.
  • the shift rod 5 is moved with the locking element 7 in the off position.
  • the locking element 7 is rotated so that the second fixing end 31 facing the Ankerele element 21, and positively connected to the switching rod ge 5 by the switching rod projection 19
  • Shift rod 5 are inserted into the locking element recess 27 of the locking element 7 and the locking element projection 33 of the locking element 7 into the shift rod recess 17 of the shift rod 5, as shown in FIG. 3. Subsequently, the locking element 7 is pressed in the direction of the anchor element 21 and thus the switching rod 5 is moved until the second fixing end 31 of the locking element 7 bears against the anchor element 21, as shown in FIG. Then the locking element 7 is fixed with the fixing element 9 on the anchor element 21 and finally access to the fixing element 9 is blocked with the securing element 11, as shown in FIG. Now the first label 45 on the bolt element 7 is visible and shows the off position of the
  • FIGS. 6 and 7 show perspective representations of a second exemplary embodiment of an insulating device 1 of a measuring transducer 3.
  • This exemplary embodiment differs from the exemplary embodiment shown in FIGS. 1 to 5 only in that the insulating device 1 has two auxiliary switches 51, 53, two Actuating elements 55, 57 and a housing 59 has. Furthermore, the view block 49 can be omitted.
  • the actuators 55, 57 are arranged on the shift rod 5.
  • the auxiliary switches 51, 53 are arranged such that a first actuating element 55 contacts a first auxiliary switch 51 when the switch rod 5 assumes the switch-on position, and the second actuation element 57 contacts the second auxiliary switch 53 when the switch rod 5 assumes the switch-off position .
  • the auxiliary switches 51, 53 electrically signal the current switching position of the shift rod 5.
  • the electrical signals of the auxiliary switches ter 51, 53 are fed through connection cables 61 led out of the housing 59 to an electrical assembly of the transducer 3 and transmitted from the assembly, for example to a control room, to be able to remotely query the switching position of the shift rod 5.
  • the housing 59 is arranged on the armature element 21 and wraps around the auxiliary switches 51, 53, the actuating elements 55,
  • the housing 59 has a detachable housing cover 63, oh ne the housing 59 allows access to the locking element 7 to move the shift rod 5 in the manner described above between the switch-off position and the switch-on position and to ar in these switch positions save and secure.
  • the housing cover 63 has a
  • FIG. 6 shows the insulating device 1 with the housing 59 closed
  • FIG. 7 shows the insulating device 1 without the housing cover 63, that is to say when the housing cover 63 is removed.
  • the exemplary embodiment shown in FIGS. 6 and 7 can be modified such that the insulating device 1 either has only the auxiliary switches 51, 53 and actuating elements 55, 57 or only the housing 59.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Patch Boards (AREA)

Abstract

L'invention concerne un dispositif d'isolation (1) et un transformateur de mesure (3) équipé d'un tel dispositif d'isolation (1). Ce dispositif d'isolation (1) comprend une tige de commande (5) pouvant être déplacée entre une position désenclenchée et une position enclenchée, ainsi qu'un élément verrou (7) pouvant être fixé sur un élément d'ancrage (21) dans deux positions de verrouillage différentes l'une de l'autre. Cet élément verrou (7) et la tige de commande (5) sont conçus de manière à être reliés l'un à l'autre par complémentarité de forme lorsque la tige de commande (5) se trouve en position enclenchée, si l'élément verrou (7) se trouve dans une première position de verrouillage, et de manière à être reliés l'un à l'autre par complémentarité de forme lorsque la tige de commande (5) se trouve en position désenclenchée, si l'élément verrou (7) se trouve dans la deuxième position de verrouillage.
PCT/EP2019/078497 2018-11-20 2019-10-21 Dispositif d'isolation et transformateur de mesure équipé d'un dispositif d'isolation Ceased WO2020104122A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201980084248.1A CN113243036B (zh) 2018-11-20 2019-10-21 绝缘装置和具有绝缘装置的测量用变换器
KR1020217018493A KR102617569B1 (ko) 2018-11-20 2019-10-21 절연 장치 및 그러한 절연 장치를 구비한 계기용 변성기
EP19801484.7A EP3864680A1 (fr) 2018-11-20 2019-10-21 Dispositif d'isolation et transformateur de mesure équipé d'un dispositif d'isolation
RU2021117702A RU2763744C1 (ru) 2018-11-20 2019-10-21 Изоляционное устройство и измерительный преобразователь с изоляционным устройством
JP2021527247A JP7263515B2 (ja) 2018-11-20 2019-10-21 隔離装置および隔離装置を備えた計器用変成器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018219830.6A DE102018219830A1 (de) 2018-11-20 2018-11-20 Isoliervorrichtung und Messwandler mit einer Isoliervorrichtung
DE102018219830.6 2018-11-20

Publications (1)

Publication Number Publication Date
WO2020104122A1 true WO2020104122A1 (fr) 2020-05-28

Family

ID=68531514

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/078497 Ceased WO2020104122A1 (fr) 2018-11-20 2019-10-21 Dispositif d'isolation et transformateur de mesure équipé d'un dispositif d'isolation

Country Status (7)

Country Link
EP (1) EP3864680A1 (fr)
JP (1) JP7263515B2 (fr)
KR (1) KR102617569B1 (fr)
CN (1) CN113243036B (fr)
DE (1) DE102018219830A1 (fr)
RU (1) RU2763744C1 (fr)
WO (1) WO2020104122A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3402849A1 (de) * 1983-08-30 1985-03-07 Sprecher & Schuh AG, Aarau, Aargau Metallgekapselte schaltanlage
EP0703593A2 (fr) * 1994-09-20 1996-03-27 Siemens Aktiengesellschaft Colonne polaire pour un disjoncteur électrique
EP2711951A1 (fr) * 2012-09-19 2014-03-26 Alstom Technology Ltd Dispositif de sectionnement d'un circuit électrique comportant des moyens électriques de signalement
DE102017203039A1 (de) * 2017-02-24 2018-08-30 Siemens Aktiengesellschaft Schaltstange für einen Leistungsschalter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19740664C2 (de) * 1997-09-16 2001-10-31 Kg Ritz Messwandler Gmbh & Co Wandleranordnung mit Trenneinrichtung
FR2870635B1 (fr) * 2004-05-18 2006-07-14 Areva T & D Ag Dispositif de sectionnement d'energie electrique.
RU2334298C1 (ru) * 2007-04-23 2008-09-20 Федеральное государственное образовательное учреждение высшего профессионального образования "Азово-Черноморская государственная агроинженерная академия" (ФГОУ ВПО АЧГАА) Электромагнитный компенсатор гармоник электрической сети
JP2009301993A (ja) * 2008-06-17 2009-12-24 Fuji Electric Fa Components & Systems Co Ltd 回路遮断器のハンドルロック装置
DE102010025531A1 (de) * 2010-06-29 2011-12-29 Abb Ag Elektrisches Installationsschaltgerät und System umfassend ein Installationsschaltgerät und einen Hilfsschalter
DE202013007043U1 (de) * 2013-07-31 2013-09-23 Siemens Aktiengesellschaft Hilfsauslöser für ein elektrisches Schaltgerät und elektrisches Schaltgerät
CN105810500A (zh) * 2016-06-08 2016-07-27 罗浩 一种绝缘性好的真空断路器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3402849A1 (de) * 1983-08-30 1985-03-07 Sprecher & Schuh AG, Aarau, Aargau Metallgekapselte schaltanlage
EP0703593A2 (fr) * 1994-09-20 1996-03-27 Siemens Aktiengesellschaft Colonne polaire pour un disjoncteur électrique
EP2711951A1 (fr) * 2012-09-19 2014-03-26 Alstom Technology Ltd Dispositif de sectionnement d'un circuit électrique comportant des moyens électriques de signalement
DE102017203039A1 (de) * 2017-02-24 2018-08-30 Siemens Aktiengesellschaft Schaltstange für einen Leistungsschalter

Also Published As

Publication number Publication date
KR102617569B1 (ko) 2023-12-27
JP2022509786A (ja) 2022-01-24
RU2763744C1 (ru) 2021-12-30
JP7263515B2 (ja) 2023-04-24
CN113243036A (zh) 2021-08-10
DE102018219830A1 (de) 2020-05-20
EP3864680A1 (fr) 2021-08-18
KR20210092270A (ko) 2021-07-23
CN113243036B (zh) 2024-05-07

Similar Documents

Publication Publication Date Title
EP0563774B1 (fr) Disjoncteur de protection avec commande à distance
EP2839544B1 (fr) Bornier de test
DE202012013526U1 (de) Elektrische Reihenklemme
DE19748640C1 (de) Stromwandler-Meßtrennklemmenanordnung
DE112018002795B4 (de) Stromversorgungschaltkreis-unterbrechervorrichtung
EP1547219A2 (fr) Manchon pour couplage des barres dans une installation de distribution etanche aux gaz
DE20205823U1 (de) Kupplungsdose
EP3864680A1 (fr) Dispositif d'isolation et transformateur de mesure équipé d'un dispositif d'isolation
DE2359752A1 (de) Explosionssichere kupplungssteckvorrichtung
DE202021100335U1 (de) Spannungswandler und elektrischer Schrank
EP1964139A1 (fr) Appareil de commande dote d'une surveillance des elements de commutation
DE9211229U1 (de) Sicherungsschalter mit beidseitiger Spannungstrennung
DE3706989C2 (fr)
LU500684B1 (de) Steckverbinder mit Sicherungseinrichtung und Anordnung mit einem solchen Steckerbinder
DE7911166U1 (de) Prüfklemme mit zugeordnetem Trennstecker
WO2019145111A1 (fr) Traversée haute tension, dispositif électrique ayant une traversée haute tension et procédé de fabrication du dispositif électrique
DE102023104462A1 (de) Berührungsschutzabdeckung, Anschlussteil, Modulverbinder und Batteriesystem
DE102012215528A1 (de) Schalter, insbesondere Leistungsschalter für Niederspannungen
EP2076940A1 (fr) Connecteur à fiches électriques
DE2744502A1 (de) Mittelspannungsschalter
DE3133982A1 (de) Mehrstellungs-rotationsschalteinrichtung zur betaetigung umschaltbarer elektrischer oder mechanischer anordnungen
DE102009007534A1 (de) Elektrischer Steckverbinder
EP0812046B1 (fr) Terminaison de câble
DE4341111C2 (de) Stromwandler mit Gießharzisolierung
DE9321529U1 (de) Fernsteuerbarer Schutzschalter

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19801484

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2021527247

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2019801484

Country of ref document: EP

Effective date: 20210512

ENP Entry into the national phase

Ref document number: 20217018493

Country of ref document: KR

Kind code of ref document: A