WO2023277249A1 - Disjoncteur à courant de fuite - Google Patents

Disjoncteur à courant de fuite Download PDF

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Publication number
WO2023277249A1
WO2023277249A1 PCT/KR2021/013022 KR2021013022W WO2023277249A1 WO 2023277249 A1 WO2023277249 A1 WO 2023277249A1 KR 2021013022 W KR2021013022 W KR 2021013022W WO 2023277249 A1 WO2023277249 A1 WO 2023277249A1
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WO
WIPO (PCT)
Prior art keywords
leakage current
wire
current blocking
unit
case
Prior art date
Application number
PCT/KR2021/013022
Other languages
English (en)
Korean (ko)
Inventor
김민원
Original Assignee
김민원
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
Priority claimed from KR1020210086335A external-priority patent/KR102350771B1/ko
Priority claimed from KR1020210125568A external-priority patent/KR102484240B1/ko
Application filed by 김민원 filed Critical 김민원
Publication of WO2023277249A1 publication Critical patent/WO2023277249A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02—Means for indicating or recording specially adapted for thermometers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • 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
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • 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
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • 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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • 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
    • 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
    • H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00—Two poles

Definitions

  • the present invention relates to a leakage current blocking device, and more particularly, when leakage current occurs due to flooding or inflow of foreign substances, the leakage current is effectively blocked to prevent the risk of electric shock or fire, and to ensure safe use of electronic products. It relates to a leakage current blocking device that makes it possible.
  • Electric shock is a phenomenon in which the human body reacts when the leakage current flowing from the power source through the human body to the ground, which is the ground plane, exceeds a certain value.
  • convulsions occur when leakage current exceeds 15mA, and death occurs when leakage current exceeds 50mA.
  • the risk of electric shock is related to the resistance of the human body at the time of energization, which greatly depends on the condition of the skin.
  • the human body is in a very dangerous state because the skin is easily wet with water and in that case the contact resistance is extremely low.
  • a short circuit between power lines is a problem that causes damage to equipment such as fire or short circuit in electrical equipment by a rapid flow of current when the insulation level between the two lines is lowered and the electrical conductivity is increased.
  • the insulation of air is very high, so air is used as a medium to maintain electrical insulation between two wires.
  • Korean Patent Laid-open Publication No. 2005-0037986 discloses a device for preventing electric shock by attaching a metal plate or metal mesh to a bare charging part so that when flooded, current leaking from the bare charging part is energized through the conductive metal plate or metal mesh to prevent an electric shock accident. is starting
  • the metal plate or metal net is connected to the neutral wire and the ground terminal of the terminal blocks by wires, and the size of the metal plate is approximately 50 cm X 30 cm.
  • the present invention has been made to solve the above-mentioned problems of the prior art, and when a leakage current occurs, it effectively blocks the leakage current to prevent the risk of electric shock or fire, and to enable safe use of electronic products. have a purpose
  • the leakage current blocking device of the present invention for achieving the above object is between a connection part to which electronic equipment is connected, and a distribution part connected by a first wire and a second wire serving as a neutral wire and a phase power supply line with the connection part. It includes a leakage current blocking unit provided in a leakage current blocking unit to block leakage of current due to flooding or inflow of foreign substances, wherein the leakage current blocking unit includes a case made of an insulator, a first wire provided on one side of the case and connected to the power distribution unit, and a second circuit.
  • a filler made of particle powder having low electrical conductivity is included to collect the leakage current flowing through the first ground wire and transfer the collected leakage current to the first coil member and the second coil member.
  • the leakage current blocking unit is connected between the first coil member and the second ground line, is located on one side of the case, and emits light so that the user can visually determine the presence or absence of leakage current when leakage current occurs.
  • the leakage current blocking unit is connected between the first coil member and the second ground wire, and is located on one side of the case so that a user can recognize the amount of leakage current when leakage current is generated. may further include.
  • the second coil member is formed in a 'U' shape, and both ends are connected to the second ground wire, as well as to the first wire and the second wire, respectively, so that the leakage collected in the leakage current blocking unit It may include a first emission line and a second emission line through which current is emitted.
  • first discharge line and the second discharge line direct the current in one direction so that the leakage current collected in the leakage current blocking unit is smoothly discharged from the second coil member to the first wire and the second wire, respectively. It may include a diode member limited to.
  • the first and second emission lines are connected between the diode member and the first and second wires, respectively, and are located on one side of the case so that the user can visually check the direction of current flow. and may further include a second light emitting body that prevents the occurrence of a short circuit.
  • the particle powder having low electrical conductivity constituting the filler may be made of at least one of charcoal powder and carbon powder.
  • the leakage current blocking device may further include a temperature measuring unit for measuring a temperature change inside the power distribution unit due to leakage current when leakage current occurs.
  • the temperature measuring unit can be connected to the leakage current blocking unit by wire or wirelessly, and the leakage current blocking unit is provided on one side of the case to receive and display the information measured by the temperature measuring unit. can include more.
  • the leakage current blocking unit may further include an alarm member generating a different alarm sound for each predetermined step according to the amount of leakage current.
  • the leakage current blocking unit may further include a communication member that transmits a warning signal to the user's mobile device while the alarm member operates when leakage current occurs.
  • the leakage current blocking device can be installed apart from the leakage current blocking unit, but can be linked with the communication member to generate light and/or alarm sound by receiving a signal from the communication member when leakage current occurs.
  • An alarm generating unit may be further included.
  • the leakage current blocking device of the present invention for solving the above problems has the following effects.
  • the leakage current blocking unit is made of an insulator, there is an advantage in preventing an electric shock and a short circuit from occurring due to indiscriminate escape from a state in which leakage current is collected.
  • the voltage required for driving the electronic product is maintained as it is, so that the smooth use of the electronic product can be maintained.
  • the leakage current blocking device when installed in a product without a grounding unit, the leakage current blocking device itself serves as a grounding unit, thereby preventing accidents such as electric shock or fire, thereby ensuring user safety. .
  • the user when leakage current is generated, the user can visually and aurally confirm the leakage current through the first light emitting body and the alarm member, so that the safety of the user who recognizes the leakage current can be ensured.
  • FIG. 1 is an exemplary view showing the configuration of a leakage current blocking device according to an embodiment of the present invention
  • FIG. 2 is a circuit diagram showing current flow in a normal state in a leakage current blocking device according to an embodiment of the present invention
  • 3 and 4 are circuit diagrams showing current flow when leakage current is generated in the leakage current blocking device according to an embodiment of the present invention
  • FIG. 5 is an exemplary view showing a case in which a leakage current blocking device according to an embodiment of the present invention is applied to a distribution box;
  • FIG. 6 is an exemplary view showing feed applied to a multi-step in the leakage current blocking device according to an embodiment of the present invention.
  • leakage current blocking unit 110 case
  • first light emitting body 112 second light emitting body
  • first coil member 150 second coil member
  • the present invention relates to a leakage current blocking device that effectively blocks leakage current when leakage current occurs due to flooding or inflow of foreign substances, thereby preventing the risk of electric shock or fire, and enabling safe use of electronic products.
  • the greatest feature is that it includes a leakage current blocking unit 100 that is installed/equipped between and can block leakage of current due to flooding or inflow of foreign substances.
  • the leakage current blocking unit 100 is connected to the connection unit (C) and the grounding unit of the power distribution unit (B), so that the leakage current generated in the distribution unit (B) is connected to the grounding unit of the connection unit (C). It can be made to be discharged through the leakage current can be blocked to prevent the risk of electric shock and fire, even if the product to which the leakage current blocking unit 100 is installed is a product that does not have a grounding section, the leakage current
  • the blocking unit 100 itself serves as a grounding unit and serves as a neutral wire among the first wire 400 and the second wire 500 connecting the connection unit C and the power distribution unit B. Electric shock and fire accidents can be prevented and electronic products can be used safely by allowing leakage current to be released through the wires to be performed.
  • the leakage current blocking unit 100 is made of an insulator such as acrylic, glass, ebonite, or plastic, and the appearance of the leakage current blocking unit 100
  • a case 110 forming a, a first wire 400 and a second wire 500 that can be provided on one side of the case 110 and connected to the power distribution unit (B), and the power distribution unit (B)
  • connection terminal block 130 to which a second ground line 700 connectable to the ground portion of the connection portion C may be coupled and may be provided inside the case 110, one side of which is the power distribution
  • the inside of the case 110 is hollow, but may be composed of a plurality of compartments as needed, and among these compartments, the space in which the first coil member 140 and the second coil member 150 are provided is filled. so that the leakage current flowing through the first ground wire 600 can be collected, and the collected leakage current can be transmitted to the first coil member 140 and the second coil member 150
  • the filler 160 may be made of at least one of charcoal powder and carbon powder, but it is not stable, and even if it is not charcoal powder and carbon powder, any material with lower electrical conductivity than a material with high electrical conductivity such as copper is applied. This is possible, and it is also possible to apply a mixture of two or more materials, or made of one material.
  • the inside of the case 110 includes the first wire 400 and the second wire 500 coupled to the distribution terminal block 120 and the connection terminal block 130 that can be provided on one side of the case 110, respectively.
  • the first wire 400 and the second wire 500 coupled to the distribution terminal block 120 and the connection terminal block 130 that can be provided on one side of the case 110, respectively.
  • the distribution terminal block 120 and the connection terminal block 130 may be provided to protrude from the outer surface of the case 110, but are not limited thereto, and the case 110 may be formed as described above. ) It should be recognized that it can be provided in any one of the internal compartments.
  • the leakage current blocking unit 100 is connected between the first coil member 140 and the second ground wire 700, and may be located on one side of the case 110.
  • a first light-emitting body 111 that emits light when leakage current is generated so that the user can visually determine whether or not leakage current has occurred may be further included.
  • the first light emitting body 111 is provided between the first coil member 140 and the second ground wire 700 so that the first coil member 140 and the second ground wire 700 are interconnected. At the same time, it is provided so that it is exposed to the outside from one side of the case 110, so that the user can easily visually check whether or not the first light emitting body 111 emits light, so that current leakage can easily be detected. that can be made recognizable.
  • the first light emitting element 111 can be linked with an alarm member 170 to be described later, so that when a leakage current occurs, the first light emitting element 111 emits light and the alarm member 170 emits an alarm at the same time.
  • the user can visually/auditically confirm the occurrence of leakage current, so that the user can more clearly recognize the leakage current.
  • the leakage current blocking unit 100 may further include a display member 113 for displaying so that a user can recognize the amount of leakage current when leakage current is generated.
  • the display member 113 is connected between the first coil member 140 and the second ground wire 700, and is located on one side of the case 110 like the first light emitting body 111 so that the user can It is desirable to make it easy to check, and the display method of the display member 113 can numerically display the amount of leaked current, but is not limited thereto, and the amount of leaked current is the standard. By setting it step by step, the gauge fills up or emits light sequentially according to the amount of leaked current, so that the user can easily recognize the degree of danger according to the amount of leaked current.
  • the display member 113 can also be linked with the alarm member 170, so that when leakage current occurs, the alarm member 170 can generate an alarm sound.
  • the display member ( 113) is set step by step based on the amount of leakage current, the alarm sound generated by the alarm member 170 is also corresponding to the step so that the sound of the alarm increases sequentially, or different alarm sounds for each step By allowing this to occur, it is possible for the user to easily recognize the risk of the leakage current generated according to the alarm sound.
  • the leakage current generated in the power distribution unit B is provided inside the leakage current blocking unit 100, the first coil member 140 A diode member (D) capable of limiting the flow direction of current to one direction to prevent current from flowing from the first coil member 140 to the power distribution unit (B) More may be provided.
  • the leakage current generated in the power distribution unit (B) may be collected in the leakage current blocking unit 100 through the first coil member 140 connected to the first ground line 600.
  • the current collected in the blocking unit 100 moves to the power distribution unit B along the first grounding line 600, a short circuit may occur, thereby causing a risk of electric shock and fire.
  • current flows in one direction from the power distribution unit (B) to the first coil member 140 by the diode member (D).
  • the second coil is provided inside the case 110 of the leakage current blocking unit 100 together with the first coil member 140 and is spaced apart from the first coil member 140 at a predetermined interval.
  • the member 150 is formed in a 'U' shape so that the first coil member 140 can be positioned in a central space, and both ends of the 'U' shape are connected to the connection portion C. It may be connected to the second ground line 700 .
  • both ends of the second coil member 150 are coupled to the distribution terminal block 120 and the connection terminal block 130 so that the power distribution unit B and the connection unit C are connected to the first wire. (400) and a second discharge line (900) connected to the second wire (500) to release the leakage current collected in the leakage current blocking unit (100). can do.
  • the leakage current collected in the leakage current blocking unit 100 is transferred from the second coil member 150 to the first wire 400 and It is possible to prevent current from flowing into the second coil member 150 through the first wire 400 and the second wire 500 while allowing each to be smoothly discharged to the second wire 500.
  • Diode members (D) for limiting the current flow direction in one direction may be provided, respectively.
  • the diode member D provided in the first emission line 800 and the second emission line 900 performs the same function as the diode member D provided in the first ground line 600 described above.
  • the current flowing from the second coil member 150 to the first wire 400 and the second wire 500 and the second coil member from the first wire 400 and the second wire 500 As the current flowing to the side of (150) meets and collides, it is possible to prevent a short circuit and an electric shock from occurring.
  • the diode member (D) can be provided in both the first emission line 800 and the second emission line 900 respectively connected to the first wire 400 and the second wire 500 That is, the role of the neutral wire or the phase power supply wire is changed according to the direction in which the plug of the electronic product to be used by the first wire 400 and the second wire 500 is coupled to the connection part (C), so that the first wire This is because 400 can serve as a phase power line, and conversely, the second wire 500 can also serve as a phase power line.
  • connection part (C) in order to use the electronic product, regardless of the position of the phase power line, which varies according to the direction in which the plug is coupled, short circuits in both directions and This can help prevent the risk of electric shock.
  • first emission line 800 and the second emission line 900 are connected between the diode member D and the first wire 400 and the second wire 500, respectively.
  • a second light emitting body 112 to be positioned on one side of the case 110 may be provided.
  • the second light emitting body 112 enables the user to visually check the direction of the current flowing along the phase power line determined by the direction of the plug of the electronic product to which the user is coupled, and the diode member (D) and the It can play a role of preventing a short circuit from occurring due to current friction between the first wire 400 and the second wire 500.
  • the current flowing in the first electric wire 400 is the first electric wire 400. It flows into the first emission line 800 connected to the electric wire 400, and at this time, flows into the second coil member 150 by the diode member D provided in the first emission line 800. can be prevented, and in the second light emitting body 112 provided in the first emission line 800 from the second coil member 150 through the first emission line 800, the first wire ( 400) and the current flowing from the first wire 400 to the first emission line 800 meet to drive the second light emitting element 112, thereby consuming current to the first emission line 800. It is possible to prevent a short circuit between 800 and the first wire 400 from occurring.
  • the second wire 500 serves as a phase power supply line according to the direction in which the plug is coupled to the connection part C, the occurrence of a short circuit can be prevented through the same method as in the above example. there is.
  • the current flowing in the second electric wire 500 serving as the phase power supply line flows into the second emission line 900 connected to the second electric wire 500, and the second emission line 900 Inflow into the second coil member 150 is prevented by the diode member D provided in the second coil member 112 provided in the second emission line 900.
  • the leakage current flowing toward the second wire 500 through the second discharge line 900 and the current flowing from the second wire 500 to the second discharge line 900 meet, By driving the two light-emitting elements 112, it is possible to prevent a short circuit from occurring between the second emission line 900 and the second wire 500 by consuming current.
  • the user can visually check the flow direction of the currently flowing current through the second light emitting body 112 where light is emitted.
  • the leakage current blocking device further includes a temperature measurement unit 200 capable of measuring a temperature change inside the power distribution unit B due to the leakage current when leakage current occurs.
  • the temperature measurement unit 200 may include a temperature measurement sensor and a thermal sensor provided inside or on one side of the power distribution unit B, and the leakage current blocking unit 100 and a wired or It is desirable to enable wireless linkage.
  • the leakage current blocking unit 100 is equipped with a temperature marking member 114 that can be provided on one side of the case 110 so that the information measured by the temperature measuring unit 200 can be received and displayed By doing so, it is possible for the user to easily grasp the temperature change of the power distribution unit (B).
  • the leakage current blocking unit 100 includes an alarm member 170 that generates an alarm sound when leakage current occurs so that the user can audibly recognize the presence or absence of leakage current.
  • This alarm member 170 may be composed of a single alarm sound, but is not limited thereto. It is preferable to generate an alarm sound so that an emergency situation according to leakage current can be recognized more clearly.
  • the temperature measuring unit 200 and/or the temperature indicating member 114 can be linked with the alarm member 170, so that when the temperature measured by the temperature measuring unit 200 is higher than the preset temperature, In order to notify the user of the risk of fire, the alarm member 170 may be configured to operate.
  • the leakage current blocking unit 100 enables the first light emitting element 111 and/or the alarm member 170 to operate and a warning signal to be transmitted to the user's mobile device
  • a communication member 180 may be further provided.
  • the leakage current blocking device can be installed at a distance from the leakage current blocking unit 100 so that it is installed at a location desired by the user other than the location where the leakage current blocking unit 100 is installed, but the communication member ( 180) may further include an alarm generating unit 300 that receives a signal from the communication member 180 and emits light and/or an alarm sound when leakage current occurs.
  • the leakage current blocking device of the present invention having the structure as described above can be installed/applied to a commonly used multi-tap as well as a distribution board in a large-scale place such as a factory, and is effective in all situations where electricity is used.
  • the utilization is very high, and the leakage current blocking unit 100 is used to drive the electronic product to be used A necessary voltage is maintained as it is, while only a leaking current is blocked, so that the user can be guaranteed safety from the risk of electric shock and fire, and also can use the electronic product without any inconvenience.
  • an example of installation of the leakage current blocking device is provided in the distribution terminal block 120 and the connection terminal block 130 with the first wire 400 and the second wire 500, and the first ground wire 600 and Although it is shown that it is made of a structure in which two ground wires 700 are coupled, this is only one example for explaining the present invention, and the leakage current blocking device is connected to the ground of the power distribution unit (B) and the connection unit (C).
  • the first ground line 600 and the second ground line 700 which can be respectively connected, are connected to the distribution terminal block 120 and the connection terminal block 130, respectively, and the first emission line 800 and the second emission line 800
  • the line 900 may be made of a structure connected to the first wire 400 and the second wire 500.
  • the leakage current blocking device is basically provided and installed between the ground wires connected to both sides, but in some cases, the phase power supply wire and the neutral wire can also be installed to be coupled together.
  • the leakage current blocking unit since the case of the leakage current blocking unit is made of an insulator, leakage current is indiscriminately escaped in a collected state to prevent electric shock and short circuit from occurring, and depending on the direction in which the plug of the electronic product to be used is inserted, Corresponding to the variability of the phase power line, both sides can be applied so that only leakage current is stably blocked, and when installed in a product without a grounding part, the leakage current blocking device of the present invention acts as a grounding part on its own to prevent electric shock.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Abstract

Un disjoncteur à courant de fuite selon la présente invention comprend : une unité de connexion à laquelle un équipement électronique est connecté ; et une unité de coupure de courant de fuite disposée entre l'unité de connexion et une unité de distribution d'énergie connectée par l'intermédiaire d'une première ligne électrique et d'une seconde ligne électrique servant de ligne neutre et une ligne d'alimentation de phase, l'unité de coupure à courant de fuite empêchant une fuite de courant due à une inondation ou à l'entrée de substances étrangères. L'unité de coupure à courant de fuite comprend : un boîtier constitué d'un isolant ; un bornier de distribution d'énergie auquel peut être connectées la première ligne électrique et la seconde ligne électrique, disposées sur un côté du boîtier et reliées à l'unité de distribution d'énergie et une première ligne de mise à la terre connectée à une partie de mise à la terre de l'unité de distribution d'énergie ; un bornier de connexion auquel peut être connectées la première ligne électrique et la seconde ligne électrique, disposées sur un côté du boîtier et reliées à l'unité de connexion, et une seconde ligne de mise à la terre connectée à une partie de mise à la terre de l'unité de connexion ; un premier élément de bobine qui est disposé à l'intérieur du boîtier, et dont un côté est relié à la première ligne de mise à la terre couplé au bornier de distribution d'énergie et l'autre côté est connecté à la seconde ligne de mise à la terre couplée au bornier de connexion ; un second élément de bobine qui est disposé à l'intérieur du boîtier, espacé d'une certaine distance du premier élément de bobine, et connecté à la seconde ligne de mise à la terre couplée au bornier de connexion ; et un matériau de charge composé de poudre ayant une faible conductivité électrique, le matériau de remplissage remplissant l'intérieur du boîtier, collecte le courant de fuite qui s'écoule par l'intermédiaire de la première ligne de mise à la terre, et délivre le courant de fuite collecté au premier élément de bobine et au second élément de bobine.
PCT/KR2021/013022 2021-07-01 2021-09-24 Disjoncteur à courant de fuite WO2023277249A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020210086335A KR102350771B1 (ko) 2021-07-01 2021-07-01 누설 전류 차단 장치
KR10-2021-0086335 2021-07-01
KR10-2021-0125568 2021-09-23
KR1020210125568A KR102484240B1 (ko) 2021-09-23 2021-09-23 누설 전류 차단 장치

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WO2023277249A1 true WO2023277249A1 (fr) 2023-01-05

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060034513A (ko) * 2004-10-19 2006-04-24 강동철 자동 복구기능을 구비한 전원차단장치
KR101664320B1 (ko) * 2016-03-31 2016-10-11 주식회사 건우전력 누설전류의 상시 검출이 가능한 접지 단자함을 구비한 수배전반
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KR20200089473A (ko) * 2019-01-17 2020-07-27 에녹 주식회사 사용정보를 제공할 수 있는 세대분전반

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