KR200436790Y1 - The earth leakage breaker for the cabinet panel - Google Patents

The earth leakage breaker for the cabinet panel Download PDF

Info

Publication number
KR200436790Y1
KR200436790Y1 KR2020060029200U KR20060029200U KR200436790Y1 KR 200436790 Y1 KR200436790 Y1 KR 200436790Y1 KR 2020060029200 U KR2020060029200 U KR 2020060029200U KR 20060029200 U KR20060029200 U KR 20060029200U KR 200436790 Y1 KR200436790 Y1 KR 200436790Y1
Authority
KR
South Korea
Prior art keywords
current
current transformer
circuit
main body
circuit breaker
Prior art date
Application number
KR2020060029200U
Other languages
Korean (ko)
Inventor
김덕현
Original Assignee
주식회사 대륙
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 주식회사 대륙 filed Critical 주식회사 대륙
Priority to KR2020060029200U priority Critical patent/KR200436790Y1/en
Application granted granted Critical
Publication of KR200436790Y1 publication Critical patent/KR200436790Y1/en

Links

Images

Classifications

    • 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
    • H01H83/04—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 with testing means for indicating the ability of the switch or relay to function properly
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
    • H01H71/125—Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
    • 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
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
    • H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with differential transformer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Breakers (AREA)
  • Distribution Board (AREA)

Abstract

본 고안은 누전 차단기의 본체 내부에 각각 제 1 및 제 2영상변류기를 설치하고, 그 하부에 변류기를 연속되게 배열.설치하되, 트립장치와 연결된 배선을 제 1 및 제 2영상변류기와 상기 변류기에 관통.삽입시킨 분전반용 누전 차단기를 제공함으로써, 분전반 시스템의 안정성을 확보하여 이와 연결된 회로 및 전기기기 등의 파손을 방지할 수 있도록 한 분전반용 누전 차단기를 제공하고자 한다.The present invention is to install the first and second video current transformer in the main body of the ground fault circuit breaker, respectively, and to arrange the current transformers continuously in the lower part, the wiring connected to the trip device to the first and second video current transformer and the current transformer By providing a through-inserted circuit breaker for the distribution board, it is intended to provide a circuit breaker for the distribution board to ensure the stability of the distribution panel system to prevent damage to the circuit and electrical equipment connected thereto.

본체, 제 1 및 제 2영상변류기, 중공, 변류기, 연결선, 전선 Main body, first and second image current transformers, hollow, current transformers, connecting lines, wires

Description

분전반용 누전 차단기{The earth leakage breaker for the cabinet panel}The earth leakage breaker for the cabinet panel}

도 1은 종래 분전반의 설치 상태를 개략적으로 도시해 보인 예시도.1 is an exemplary view schematically showing an installation state of a conventional distribution panel.

도 2는 본 고안에 따른 설치 상태를 개략적으로 도시해 보인 정면 예시도.Figure 2 is a front exemplary view schematically showing an installation state according to the present invention.

도 3은 본 고안에 따른 전류의 흐름을 도시해 보인 구성도.Figure 3 is a block diagram showing the flow of current in accordance with the present invention.

***도면의 주요 부분에 대한 부호의 설명***      *** Description of the symbols for the main parts of the drawings ***

10 : 본체 12 : 삽입공   10: main body 12: insertion hole

20 : 트립장치 30 : 제 1영상변류기   20: trip device 30: first video current transformer

40 : 제 2영상변류기 32, 42, 52 : 중공   40: second video current transformer 32, 42, 52: hollow

50 : 변류기 60 : 전선   50: current transformer 60: wires

L : 연결선 E : 회로    L: Connection E: Circuit

본 고안은 이상전류가 발생하였을 경우 이를 차단하여 회로나 전기기기 등을 보호하는 분전반용 누전 차단기에 관한 것으로서, 보다 상세하게는 상기 차단기의 내부에 제 1 및 제 2 영상변류기(ZCT)와 변류기(CT)를 각각 상/하 연속적으로 배열.설치하여 전류를 감지함은 물론 미세한 아크를 감지하여 화재 발생을 미연에 방지하고, 회로 상에 전류의 용량이 디스플레이되어 사용자가 육안 식별이 가능하도록 하여 회로 및 전자기기의 안정성을 확보할 수 있도록 한 분전반용 누전 차단기에 관한 것이다.The present invention relates to an earth leakage circuit breaker for protecting a circuit board or an electric device by blocking it when an abnormal current occurs, and more particularly, the first and second image current transformers (ZCT) and the current transformer (in the circuit breaker). CT) is arranged up and down successively to install and detect currents as well as detect minute arcs to prevent fires in advance, and the capacity of the current is displayed on the circuits to allow the user to visually identify the circuits. And it relates to a circuit breaker circuit breaker for ensuring the stability of the electronic device.

일반적으로, 분전반은 다수의 누전 차단기를 소정의 패널에 설치하여 전력 제어가 용이하도록 하는 것으로서, 이러한 분전반은 도 1에 도시된 바와 같이, 패널(110)과 패널(110)의 일측면으로 입력단자(112) 및 출력단자(114)가 구비되고, 상기 패널(110) 상에 다수의 누전 차단기(120)가 설치되며, 상기 누전 차단기(120)의 입력단은 병렬접속되어 상기 입력단자(112)와 접속.체결되고, 상기 누전 차단기(120)의 출력단은 상기 출력단자(114)와 각각 접속.체결되어 분전반을 구성하게 된다.In general, the distribution panel is to facilitate the power control by installing a plurality of earth leakage breakers in a predetermined panel, such a distribution panel is the input terminal to one side of the panel 110 and the panel 110, as shown in FIG. 112 and an output terminal 114, a plurality of earth leakage breaker 120 is installed on the panel 110, the input terminal of the earth leakage breaker 120 is connected in parallel to the input terminal 112 The output terminal of the ground circuit breaker 120 is connected to each other and connected to the output terminal 114 to form a distribution panel.

한편, 누설 전류 검출을 위해 상기 누전 차단기(120)의 출력단으로 영상변류기(ZCT, 제트씨티)(130) 및 배선차단기(140)를 설치하여 사용하게 되는데, 이러한 영상변류기(130) 및 배선차단기(140)는 다수의 누전 차단기(120)와 상기 출력단자 (114)사이에 각각 설치되어 상기 영상변류기(120)로부터 검출되는 누설 전류를 정하여 소정치 이상의 누설 전류를 감지할 경우 상기 배선차단기(140)는 입력된 전원을 차단시켜 시스템의 안정성을 도모할 수 있게 되는 것이다.Meanwhile, an image current transformer (ZCT, jet city) 130 and a circuit breaker 140 are installed and used as an output terminal of the ground fault circuit breaker 120 to detect the leakage current, and the image current transformer 130 and the circuit breaker ( 140 is installed between a plurality of earth leakage circuit breakers 120 and the output terminal 114, respectively, to determine the leakage current detected from the image current transformer 120 to detect a leakage current of a predetermined value or more the circuit breaker 140 It is possible to improve the stability of the system by cutting off the input power.

상기 영상변류기(130)는 배선차단기(140)와 다수의 누전 차단기(120) 사이에 내설되며, 영상변류기(130)의 검출단자가 배선차단기로 연결되고, 상기 영상변류기(130)에서 검출된 신호는 배선차단기(140)에서 증폭 출력되어 누설된 전류의 검출결과에 따라 트립되도록 하는 것이다.The image current transformer 130 is installed between the circuit breaker 140 and the plurality of earth leakage breakers 120, a detection terminal of the image current transformer 130 is connected to the circuit breaker, and a signal detected by the image current transformer 130. Is amplified by the circuit breaker 140 and tripped according to the detection result of the leaked current.

따라서, 이와 같은 구조는 현장에서 다수의 누전 차단기(120)가 포함된 분전반을 소정 위치에 설치하고, 별도의 영상변류기(130)를 누전 차단기(120) 본체의 근접한 곳에 설치한 후 상기 영상변류기(130)의 하부에 다수의 배선차단기(140)를 장착하여 상기 영상변류기(130)와 배선차단기(140)를 연결하고, 배선차단기(130)의 입력선이 영상변류기(130)를 관통하여 누전 차단기(120)의 출력단자(114)로 접속시킨 다음 상기 출력단자(114)를 각각의 부하에 연결하여 분전반의 시스템을 완성하게 되는 것이다.Therefore, such a structure is installed in the field with a plurality of earth leakage breaker 120, the distribution board is installed in a predetermined position, after installing a separate image transformer 130 in the vicinity of the main body of the earth leakage breaker 120, the image current transformer ( The circuit breaker 140 is connected to the lower portion of the circuit breaker 130 to connect the image current transformer 130 and the circuit breaker 140, and an input line of the circuit breaker 130 penetrates the image current transformer 130 to short-circuit the circuit breaker. It is connected to the output terminal 114 of 120, and then the output terminal 114 is connected to each load to complete the system of the distribution panel.

그러나, 이러한 구조의 분전반은 패널(110)을 제작하고, 누전 차단기(120)를 설치한 다음 영상변류기(130) 및 배선차단기(140)를 설치해야 하므로, 협소한 장소에서의 설치가 매우 용이하지 못할 뿐만 아니라 전류를 민감하게 감지해야 하는 다수의 부품이 외부로 노출되어 있어 정밀한 전류값을 감지하기가 매우 곤란하여 시스템의 안정성이 저하되었고, 이로 인해 부설되는 고가의 회로나 전기기기 등이 파손되는 문제점이 발생하였다.However, the distribution panel having such a structure is required to manufacture the panel 110, install the earth leakage breaker 120, and then install the current transformer 130 and the circuit breaker 140, so that installation in a narrow place is not very easy. In addition, many components that need to sense current sensitively are exposed to the outside, which makes it difficult to detect precise current values, which reduces the stability of the system, resulting in damage to expensive circuits or electrical equipment. A problem occurred.

따라서, 상기와 같은 문제점을 해소하기 위해 본 고안은 누전 차단기의 본체 내부에 각각 제 1 및 제 2영상변류기를 설치하고, 그 하부에 변류기를 연속되게 배 열.설치하되, 트립장치와 연결된 배선을 제 1 및 제 2영상변류기와 상기 변류기에 관통.삽입시킨 분전반용 누전 차단기를 제공함으로써, 분전반 시스템의 안정성을 확보하여 이와 연결된 회로 및 전기기기 등의 파손을 방지할 수 있도록 한 분전반용 누전 차단기를 제공하고자 안출된 목적이 있다.Therefore, in order to solve the above problems, the present invention installs the first and second image current transformers inside the main body of the ground fault circuit breaker, respectively, and arranges and installs the current transformers continuously in the lower part thereof, and connects the wiring connected to the trip device. By providing a circuit breaker for distribution boards penetrated and inserted into the first and second video current transformers and the current transformers, the circuit breaker for distribution boards ensures the stability of the distribution board system and prevents damage to circuits and electrical equipment connected thereto. The purpose is to provide.

상기와 같은 문제점을 해소하기 위해 본 고안은 전류값을 측정하는 영상변류기와 이 영상변류기로부터 입력된 전류값에 이상이 발생하면 트립장치의 작동에 의해 전원을 차단하여 회로나 전기기기 등을 보호하는 분전반용 누전 차단기에 있어서, 상기 누전 차단기의 본체 내부에 설치되어 회로에 흐르는 미세 전류를 감지하여 이상 전류의 발생시 트립장치를 작동시켜 전원을 차단하는 제 1영상변류기와; 상기 제 1영상변류기의 하부에 위치되도록 상기 본체 내부에 설치되어 전기기기의회로 등에서 미세한 아크가 발생할 경우 이를 감지하여 트립장치를 작동시켜 전원을 차단하는 제 2영상변류기와; 상기 제 2영상변류기의 하부에 위치되도록 상기 본체 내부에 설치되어 전류량을 회로 상에 디스플레이할 수 있도록 하는 변류기와; 상기 트립장치와 일단이 연결되고 상기 제 1 및 제 2영상변류기와 변류기의 중앙으로 관통.삽입되는 전선을 포함하되, 상기 제 1, 제 2영상변류기 및 변류기와 연결된 각각의 연결선이 전자기기의 회로와 연결되어 입력된 측정값에 반응하여 전류를 제어할 수 있도록 한 것을 특징으로 한다.In order to solve the above problems, the present invention is to protect the circuit or the electric equipment by shutting off the power by the operation of the tripping device when an error occurs in the current transformer and the current value input from the current transformer. An earth leakage circuit breaker, comprising: a first image current transformer installed inside a main body of the earth leakage circuit breaker to sense a minute current flowing in a circuit and to operate a trip device to cut off power when an abnormal current is generated; A second image current transformer installed inside the main body so as to be positioned below the first image current transformer, and detecting a minute arc when a circuit of an electric device occurs to operate the trip device to cut off power; A current transformer installed inside the main body to be positioned below the second image current transformer so as to display a current amount on a circuit; One end of the trip device is connected to the first and second image current transformer and the current transformer including a wire which is inserted into the center of the current transformer, each connecting line connected to the first and second image current transformer and the current transformer is a circuit of the electronic device It is connected to and characterized in that to control the current in response to the input measured value.

이하, 첨부된 도면을 참조하여 본 고안을 더욱 상세하게 설명한다.Hereinafter, with reference to the accompanying drawings will be described the present invention in more detail.

첨부된 도 2는 본 고안에 따른 설치 상태를 개략적으로 도시해 보인 정면 예시도이고, 도 3은 본 고안에 따른 전류의 흐름을 도시해 보인 구성도이다.2 is a front view schematically showing the installation state according to the present invention, Figure 3 is a block diagram showing the flow of current in accordance with the present invention.

도시된 바와 같이 본 고안의 분전반용 누전 차단기(1)는 본체(10)와 트립장치(20), 제 1영상변류기(30), 제 2영상변류기(40), 변류기(50), 전선(60)으로 크게 구성된다.As shown, the circuit breaker 1 for the distribution board of the present invention includes a main body 10 and a trip device 20, a first image current transformer 30, a second image current transformer 40, a current transformer 50, and an electric wire 60. It is largely composed of

상기 본체(10)는 합성수지를 직육면체 형태로 사출.성형하여서 구비되는 것으로서, 일측면에는 상기 제 1, 제 2영상변류기(30)(40)와 변류기(50)가 연결된 연결선(L')이 관통.삽입될 수 있도록 삽입공(12)이 형성되고, 상/하부에는 각각 전류가 입/출력되는 전원측단자(14)와 부하측단자(14)(16)를 설치하면 되는 것이다.The main body 10 is provided by injection molding a synthetic resin in the form of a rectangular parallelepiped, and a connection line L 'connected to the first and second image current transformers 30 and 40 and the current transformer 50 passes through one side thereof. Insertion hole 12 is formed so that it can be inserted, the upper and lower power supply side terminals 14 and load side terminals 14, 16 to which the current is input and output, respectively.

상기 트립장치(20)는 공지된 바와 같이 상기 본체(10) 내부에 장착되어 과전류 또는 과부하에 의한 단락 등에 순간적으로 반응하여 전원을 차단할 수 있도록 하는 것으로서, 본 고안에서는 상기 본체(10)에 알맞게 소형화된 트립장치(20)를 구비하여 상기 본체(10)에 견고하게 체결.고정시키고, 상기 트립장치(20)의 하부에는 전선(60)의 일단을 연결고정시키면 되는 것이다.The trip device 20 is mounted inside the main body 10 as known to cut off the power supply in response to a short circuit caused by an overcurrent or an overload. In the present invention, the trip device 20 can be miniaturized to fit the main body 10. The trip device 20 is provided to be firmly fastened and fixed to the main body 10, and one end of the wire 60 may be connected and fixed to the lower part of the trip device 20.

상기 제 1영상변류기(30)는 전기기기의 회로(E)에 흐르는 미세한 전류를 감지하며 이상 전류의 발생시 상기 트립장치(20)를 작동시켜 전원을 차단하는 것으로서, 상기 전선(60)이 삽입될 수 있도록 중앙에 중공(32)이 수직으로 형성되고, 하부에는 기판(34)이 일체로 형성되며, 일측에 접지된 소정 길이의 연결선(L)이 상기 본체(10)에 형성된 삽입공(12)을 통해 연장되어 전기기기의 회로(E)에 접속되도록 하면 되는 것이다.The first image current transformer 30 senses a minute current flowing in the circuit E of an electric device and cuts power by operating the trip device 20 when an abnormal current is generated, and the wire 60 is inserted. The hollow 32 is vertically formed at the center so that the substrate 34 is integrally formed at the lower portion thereof, and the insertion hole 12 having the connection line L having a predetermined length grounded at one side thereof is formed at the main body 10. What is necessary is to extend through and to connect to the circuit E of an electrical apparatus.

상기 제 2영상변류기(40)는 전기기기의 회로(E)에서 미세한 아크가 발생할 경우 이를 감지하여 상기 트립장치(20)를 작동시켜 전원을 차단하는 것으로서, 상기 전선(60)이 삽입될 수 있도록 중앙에 중공(42)이 수직으로 형성되고, 일측에 접지된 소정 길이의 연결선(L)이 상기 본체(10)의 일측에 형성된 삽입공(12)을 통해 연장되어 전기기기의 회로(E)와 연결되도록 하면 되는 것이다.The second image current transformer 40 detects when a minute arc occurs in the circuit E of the electric device and operates the trip device 20 to cut off the power, so that the wire 60 can be inserted. The hollow 42 is formed vertically in the center thereof, and the connection line L having a predetermined length grounded at one side thereof extends through the insertion hole 12 formed at one side of the main body 10 so that the circuit E of the electric machine and You just need to connect.

상기 변류기(50)는 상기 본체(10) 내부 또는 전기기기의 회로(E)에 흐르는 전류의 측정값을 전기기기 또는 회로(E)에 디스플레이하는 것으로서, 상기 전선(60)이 삽입될 수 있도록 중앙에 중공(52)이 수직으로 형성되고, 일측에 접지된 소정 길이의 연결선(L)이 상기 본체(10)의 일측에 형성된 삽입공(12)을 통해 연장되어 전기기기의 회로(E)와 연결되도록 하면 되는 것이다.The current transformer 50 is to display the measured value of the current flowing in the main body 10 or the circuit E of the electric device to the electric device or the circuit E, the center so that the wire 60 can be inserted The hollow 52 is formed vertically, and the connection line L having a predetermined length grounded at one side thereof extends through the insertion hole 12 formed at one side of the main body 10 to be connected to the circuit E of the electric device. If you can.

상기 전선(60)은 상기 트립장치(20)와 부하측단자(16)를 각각 연결할 수 있도록 두 가닥으로 구비되어 상기 트립장치(20)의 작동에 의해 전류가 흐르거나 단절되게 되는 것으로서, 상기 트립장치(20)의 하부에 일단이 접지된 상태의 전선(60)은 상기 제 1 및 제 2영상변류기(30)(40)에 형성된 각각의 중공(32)(42)을 순차적으로 삽입.관통한 다음 어느 하나의 전선(60)은 상기 변류기(50)에 형성된 중공(52)을 삽입.관통하여 타단이 부하측단자(16)와 접지되고, 다른 하나의 전선(60)은 상기 변류기(50)의 외부로 부하측단자(16)와 접지되게 되며, 일측에 접지된 소정 길이의 연결선(L)이 상기 본체(10)의 일측에 형성된 삽입공(12)을 통해 연장되어 전기기기의 회로(E)와 연결되도록 하면 되는 것이다.The wire 60 is provided with two strands so as to connect the trip device 20 and the load terminal 16, respectively, so that the current flows or is disconnected by the operation of the trip device 20, the trip device The wire 60 having one end grounded in the lower portion of the 20 is sequentially inserted through the hollows 32 and 42 formed in the first and second image current transformers 30 and 40, respectively. One of the wires 60 inserts a hollow 52 formed in the current transformer 50. The other end is grounded with the load terminal 16, and the other wire 60 is external to the current transformer 50. The load side terminal 16 is grounded, and a connection line L having a predetermined length grounded at one side thereof is extended through an insertion hole 12 formed at one side of the main body 10 to be connected to the circuit E of the electric device. If you can.

이와 같이 다수의 구성부품이 상기 본체(10) 내부에 장착되면 테스트스위치 가 형성된 덮개(도시하지 않음)를 상기 본체(10)와 체결하면 분전반용 누전 차단기(1)가 완성되게 되며, 완성된 누전 차단기(1)를 전기기기나 시스템을 제어하는 콘트롤박스의 일측에 설치한 다음 상기 제 1 및 제 2영상변류기(30)(40)와 변류기(50)에 접지된 연결선(L)을 전기기기의 회로(E)에 각각 연결하여 상기 회로(E)에서 발생하는 이상 전류감지, 미세한 아크 감지하여 상기 트립장치(20)를 작동시켜 전원을 차단하거나 전류 측정값을 디스플레이하여 사용자의 편의를 도모하고 회로(E)나 전기기기의 파손을 미연에 방지할 수 있게 되는 것이다.As such, when a plurality of components are mounted inside the main body 10, when the cover (not shown) formed with the test switch is fastened with the main body 10, the earth leakage breaker 1 for the distribution board is completed, and the completed electric leakage is completed. The circuit breaker 1 is installed at one side of a control box for controlling an electric device or a system, and then the connection line L grounded at the first and second image current transformers 30 and 40 and the current transformer 50 is connected to Connected to the circuit (E) to detect the abnormal current generated in the circuit (E), minute arc detection to operate the trip device 20 to cut off the power or display the current measurement value for the user's convenience and the circuit (E) or damage to electrical equipment can be prevented in advance.

상술한 바와 같이 본 고안의 분전반용 누전 차단기를 제공함으로써, 분전반 시스템의 안정성을 확보하여 이와 연결된 고가의 회로 및 전기기기 등의 파손을 방지할 수 있는 유용한 고안인 것이다.As described above, by providing a circuit breaker for a distribution board according to the present invention, it is a useful design to secure the stability of the distribution panel system and prevent damage to expensive circuits and electrical equipment connected thereto.

Claims (1)

전류값을 측정하는 영상변류기와 이 영상변류기로부터 입력된 전류값에 이상이 발생하면 트립장치의 작동에 의해 전원을 차단하여 회로나 전기기기 등을 보호하는 분전반용 누전 차단기에 있어서, In the current transformer for measuring the current value and the circuit breaker for distribution boards to protect the circuit or electrical equipment by shutting off the power by the operation of the trip device when the current value input from the video transformer is abnormal. 상기 누전 차단기(1)의 본체(10) 내부에 설치되어 회로(E)에 흐르는 미세 전류를 감지하여 이상 전류의 발생시 트립장치(20)를 작동시켜 전원을 차단하는 제 1영상변류기(30)와; The first image current transformer 30 is installed inside the main body 10 of the ground fault circuit breaker 1 and detects a minute current flowing through the circuit E to operate the trip device 20 to cut off power when an abnormal current is generated. ; 상기 제 1영상변류기(30)의 하부에 위치되도록 상기 본체(10) 내부에 설치되어 회로(E)나 전기기기 등에서 미세한 아크가 발생할 경우 이를 감지하여 트립장치(20)를 작동시켜 전원을 차단하는 제 2영상변류기(40)와; It is installed inside the main body 10 so as to be located under the first video current transformer 30, and detects when a small arc occurs in the circuit E or an electric device, and operates the trip device 20 to cut off power. A second image current transformer 40; 상기 제 2영상변류기(40)의 하부에 위치되도록 상기 본체(10) 내부에 설치되어 전류량을 회로(E) 상에 디스플레이할 수 있도록 하는 변류기(50)와;A current transformer 50 installed inside the main body 10 to be positioned below the second image current transformer 40 to display a current amount on the circuit E; 상기 트립장치(20)와 일단이 연결되고 상기 제 1 및 제 2영상변류기(30)(40)와 변류기(50)의 중앙으로 관통.삽입되는 전선(60)을 포함하되, One end of the trip device 20 is connected and includes a wire 60 penetrating and inserted into the center of the first and second image current transformers 30 and 40 and the current transformer 50. 상기 제 1, 제 2영상변류기(30)(40) 및 변류기(50)와 연결된 각각의 연결선(L)이 전자기기의 회로(E)와 연결되어 입력된 측정값에 반응하여 전류를 제어할 수 있도록 한 것을 특징으로 하는 분전반용 누전 차단기.Each of the connection lines L connected to the first and second image current transformers 30 and 40 and the current transformer 50 may be connected to the circuit E of the electronic device to control the current in response to the input measurement value. An earth leakage breaker for distribution panel, characterized in that.
KR2020060029200U 2006-11-07 2006-11-07 The earth leakage breaker for the cabinet panel KR200436790Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020060029200U KR200436790Y1 (en) 2006-11-07 2006-11-07 The earth leakage breaker for the cabinet panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020060029200U KR200436790Y1 (en) 2006-11-07 2006-11-07 The earth leakage breaker for the cabinet panel

Publications (1)

Publication Number Publication Date
KR200436790Y1 true KR200436790Y1 (en) 2007-10-04

Family

ID=41629732

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2020060029200U KR200436790Y1 (en) 2006-11-07 2006-11-07 The earth leakage breaker for the cabinet panel

Country Status (1)

Country Link
KR (1) KR200436790Y1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102135565B1 (en) * 2019-06-03 2020-07-20 주식회사 테스 Sensor module for sensing current between circuit breaker and load

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102135565B1 (en) * 2019-06-03 2020-07-20 주식회사 테스 Sensor module for sensing current between circuit breaker and load

Similar Documents

Publication Publication Date Title
US9720044B2 (en) Method and apparatus for sensing the status of a circuit interrupter
KR100669157B1 (en) Digital distribution switchboard controller
KR101440492B1 (en) Switchgear having a function of electrical fire prevention and overload blocking
US9111707B2 (en) Installation switching device with a current sensing unit
US20090154033A1 (en) Electrical Arc Fault Circuit Interrupter Apparatus and Method
KR100883042B1 (en) Air circuit breaker having temperture sensor
KR101449706B1 (en) Distributing board for realtime segmented sensing fault, harmonic wave and grounding resistance of power line and having a brocking and recovering function
AU2017258894A1 (en) An electrical protection device
KR20160013717A (en) Apparatus and method for detecting residual current
US20140043714A1 (en) Switchgear including a circuit breaker having a trip unit with an interface to a number of arc fault sensors
JP2009081928A (en) Apparatus for detecting leakage current
KR100763648B1 (en) Switchgear having monitoring overheat
EP2814129A1 (en) Method and means for complex, universal earth fault protection in power high and medium voltage system
KR200436790Y1 (en) The earth leakage breaker for the cabinet panel
KR20100138239A (en) The earth leakage circuit breaker with circuit breaker monitored power supply state
JP4981550B2 (en) Outlet device
US4675598A (en) Current measuring device in an electrical distribution switchboard or enclosure
JP2011174780A (en) Voltage testing plug
KR100594907B1 (en) Connection device of a circuit breaker
JP2008253138A (en) Switchgear connecting circuit and switchgear using it
CN215452510U (en) Electrical measurement signal output circuit breaker
JP4620240B2 (en) Circuit breaker with wiring alarm function
KR20040065462A (en) leakage circuit breaker
KR100596357B1 (en) Leakage Current Detection Device
KR200442853Y1 (en) Three-phase breakers with integrated current transformer

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee
R401 Registration of restoration
FPAY Annual fee payment

Payment date: 20120925

Year of fee payment: 6

FPAY Annual fee payment

Payment date: 20130912

Year of fee payment: 7

FPAY Annual fee payment

Payment date: 20140912

Year of fee payment: 8

FPAY Annual fee payment

Payment date: 20150909

Year of fee payment: 9

EXPY Expiration of term