KR20100009122A - Low tension cable connecting apparatus for ground installation - Google Patents

Low tension cable connecting apparatus for ground installation Download PDF

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Publication number
KR20100009122A
KR20100009122A KR1020080069844A KR20080069844A KR20100009122A KR 20100009122 A KR20100009122 A KR 20100009122A KR 1020080069844 A KR1020080069844 A KR 1020080069844A KR 20080069844 A KR20080069844 A KR 20080069844A KR 20100009122 A KR20100009122 A KR 20100009122A
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South Korea
Prior art keywords
voltage cable
support
ground
low voltage
cover
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KR1020080069844A
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Korean (ko)
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KR100981975B1 (en
Inventor
이상헌
이정렬
박정순
정종만
류승표
허동구
주종민
이용순
최경선
이상식
이강중
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주식회사 평일
한국전력공사
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Priority to KR1020080069844A priority Critical patent/KR100981975B1/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/02—Cable terminations
    • H02G15/04—Cable-end sealings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/04—Installations of electric cables or lines in or on the ground or water in surface ducts; Ducts or covers therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor

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  • Cable Accessories (AREA)

Abstract

PURPOSE: A low voltage cable connection device for ground installation is provided to improve outer appearance of a building by preventing a low voltage cable and a connector from being exposed to the outside. CONSTITUTION: An underground low voltage cable(1) is connected to a connector(3) by a connection sleeve(2). An insulation support(4) includes a plurality of vertical edge supports, a step opener, an upper support, and a flange. Four surfaces of the vertical edge support are opened. The flange connects the lower side of the vertical edge supports. The connector is fixed on an insulation support with a cover and a bolt. The insulation support is assembled on an upper side of the underground connection box(11). An insulation case cover(12) covers the insulation support.

Description

지상설치형 저압케이블 접속장치{Low tension cable connecting apparatus for ground installation}Low tension cable connecting apparatus for ground installation

본 발명은 지상에 설치되는 저압케이블 접속장치에 관한 것으로, 더욱 상세하게는 외부로 노출되지 않으면서 방수기능 향상과, 시공과 유지보수의 용이 및, 완전절연으로 감전사고를 방지할 수 있는 지상설치형 저압케이블 접속장치에 관한 것이다.The present invention relates to a low-voltage cable connection device installed on the ground, more specifically, the ground installation type that can prevent electric shock accidents by improving the waterproof function, ease of construction and maintenance, and completely insulated without being exposed to the outside It relates to a low voltage cable connection device.

도시의 발달과 팽창, 그리고 대규모 주거단지의 조성으로 인하여 전력수요가 급증되고, 이에 맞추어 전력공급을 위해 지중 저압선로가 급속하게 증가되는 추세이며, 특히 상가 밀집지역 또는 주택 밀집지역의 지중 저압케이블의 접속점에서 누전과 같은 전기사고 피해가 자주 발생하고 있다.Due to the development and expansion of the city and the creation of large-scale residential complexes, the demand for electricity is rapidly increasing, and underground low-voltage lines are rapidly increasing to supply power, especially for underground low-voltage cables in densely populated areas or dense residential areas. Electrical accidents such as short circuits are frequently occurring at the connection points.

한편, 지중배전선로 상에는 저압케이블이 분리되는 지점에서 접속장치가 지상과 지중에 설치되어 있으나, 지상에 설치되는 접속장치는 지상 건물 벽면에 접속부가 노출되어 있어 전기사고의 위험이 항상 내재하고 있으면서 외관상 보기에 좋지 않은 단점이 있었다.On the other hand, on the underground power distribution line, the connection device is installed on the ground and the ground at the point where the low voltage cable is separated, but the connection device installed on the ground is exposed to the ground surface of the building, and the risk of electric accident is always inherent. There was a disadvantage to seeing.

또한, 지중에 설치되는 저압케이블의 접속장치를 갖춘 접속함, 맨홀 및 핸드 홀은 장소가 협소하여 케이블 허용범위가 작아 시공과 유지보수의 곤란성을 가지고 있으며, 특히 절연테이프로 마감처리 하는 접속장치에는 침수 다발지역에 부적합할 뿐만 아니라, 장기간 침수되거나 습기에 의해 누전 및 정전과 같은 피해가 발생되고 있는 실정이었다.In addition, the junction box with mandatory low voltage cable connection device, manhole and hand hole have a small cable allowance range, which makes installation and maintenance difficult, especially for connection devices that are finished with insulating tape. Not only are they unsuitable for flooded areas, but damage such as short circuits and power outages are caused by prolonged flooding or moisture.

이에 본 발명은 상기와 같은 종래 문제점을 해결하기 위해 발명된 것으로, 지중 저압케이블 설치시 지중과 지상의 각종 악조건들을 근본적으로 해결할 수 있으면서 외부에 노출되지 않고 방수성능이 우수하고 시공과 유지보수가 용이하며, 완전절연의 외함을 사용하여 감전사고도 방지할 수 있는 지상설치형 저압케이블 접속장치를 제공함에 그 목적이 있다.Therefore, the present invention has been invented to solve the conventional problems as described above, it is possible to fundamentally solve the various bad conditions of the ground and the ground when installing the underground low voltage cable, without being exposed to the outside, excellent waterproof performance and easy construction and maintenance In addition, the object of the present invention is to provide a ground-mounted low voltage cable connection device that can prevent an electric shock accident by using a completely insulated enclosure.

상기와 같은 목적을 달성하기 위한 본 발명은 저압케이블이 접속 슬리브를 매개로 접속재에 연결되고 이 접속재는 절연지지대에 고정되어 저압케이블을 접속하는 저압케이블 접속장치에 있어서, 상기 접속재가 고정 설치되는 절연지지대는 접속재가 앞, 뒤 방향성 없이 어느 한 공간에서도 고정볼트 조립가능 하도록 지지대 4면이 개방된 수직모서리 지지대와, 이 수직모서리 지지대들의 상부에서 서로 연결시키면서 단차 저장부를 갖춘 상부지지판 및, 상기 수직모서리 지지대들의 하부를 서로 연결시키는 플랜지 테두리로 이루어지고, 이 절연지지대의 상부지지판과 단차 개방부에는 저압케이블의 접속 슬리브와 접속 연결되는 접속재가 카바와 볼트를 매개로 설치되어 있으며, 이 절연지지대를 지중저압 접속함체의 상부에 조립하여 절연외함 카바로 덧씌어 폐쇄 설치하는 구조로 되어 있다.The present invention for achieving the above object is a low-voltage cable is connected to the connecting member via a connecting sleeve, the connecting member is fixed to the insulating support in the low-voltage cable connecting device for connecting the low-voltage cable, the insulating member is fixed The support includes a vertical edge support having four open sides of the support, and an upper support plate having a stepped storage portion connected to each other on top of the vertical edge supports, so that the connecting member can be assembled in a fixed bolt in any space without the front or rear direction, and the vertical edge It consists of a flange rim connecting the lower parts of the supports to each other. The upper support plate and the step opening of the insulated support are connected to the connecting sleeve of the low voltage cable through a cover and a bolt. Insulated enclosure cover by assembling on top of low-voltage junction box Transient written has a structure for installing closing.

상기와 같이 본 발명에 따른 지상설치형 저압케이블 접속장치는 지중 저압케 이블이 직선 및 분기 접속할 때 설치되는 것으로, 저압케이블과 접속재들의 옥외노출을 예방하고, 절연외함 카바와 패킹 및 방수캡들에 의해 방수성능이 우수하여 물과 습기에 의한 누전 또는 감전사고를 방지하며, 건물외벽 밑이나 막힌 공간에서 설치 시 접속재가 앞, 뒤 방향성 없이 어느 한 공간에서도 고정볼트로 조립가능 하도록 하여 시공 및 유지보수도 개방된 절연지지대에 의해 용이하게 이루어지는 효과 등을 지니게 된다.As described above, the ground-mounted low voltage cable connection device according to the present invention is installed when the low voltage underground cable is connected to a straight line and a branch, and prevents the outdoor exposure of the low voltage cable and the connecting materials, and by means of an insulation enclosure cover and a packing and a waterproof cap. Excellent waterproof performance prevents electric leakage or electric shock due to water and moisture, and when installing in a closed space under a building's outer wall or in a confined space, the connecting material can be assembled in a fixed bolt in any space without front or rear direction. It has an effect easily made by the open insulating support.

이하, 본 발명을 첨부한 도면을 참고하여 상세히 설명한다.Hereinafter, with reference to the accompanying drawings of the present invention will be described in detail.

도 1은 본 발명에 따른 지상설치형 저압케이블 접속장치의 분리 사시도이고, 도 2는 절연외함 지지대의 사시도, 도 3은 도 2의 절연외함 지지대에 접속재의 설치상태를 나타낸 사시도이며, 도 4 (A)와 (B)는 본 발명에 따른 접속재에 접속 슬리브의 결합 및 분리 사시도이다.1 is an exploded perspective view of a ground-mounted low voltage cable connection device according to the present invention, Figure 2 is a perspective view of the insulated enclosure support, Figure 3 is a perspective view showing the installation state of the connection member to the insulated enclosure support of Figure 2, Figure 4 (A And (B) are perspective views of the coupling and disconnection of the connecting sleeve to the connecting member according to the present invention.

본 발명은 지중저압 케이블(1)들을 접속점 개소에서 직선 및 분기 접속할 때 사용하는 저압케이블 접속장치로서, 도면에 도시된 바와 같이 저압케이블(1)이 접속 슬리브(2)를 매개로 접속재(3)에 연결되고, 이 접속재(3)는 절연지지대(4)에 고정되어 저압케이블(1)들을 접속하는 저압케이블 접속장치에 있어서, 상기 접속재(3)가 고정 설치되는 절연지지대(4)는 접속재가 앞, 뒤 방향성 없이 어느 한 공간에서도 고정볼트 조립가능하도록 지지대 4면이 개방된 수직모서리 지지대(5)와, 이 수직모서리 지지대(5)들의 상부에서 서로 연결시키면서 단차 개방부(6)를 갖춘 상부지지판(7) 및, 상기 수직모서리 지지대(5)들의 하부를 서로 연결시키는 플랜지 테두리(8)로 이루어지고, 상기 절연지지대(4)의 상부지지판(7)과 단차 개방부(6)에 저압케이블(1)의 접속 슬리브(2)와 접속 연결되는 접속재(3)가 카바(9)와 볼트(10)를 매개로 고정 설치되며, 이 절연지지대(4)를 지중저압 접속함체(11)의 상부에 조립하여 절연외함 카바(12)로 덧씌워 폐쇄 설치하도록 되어 있으며, 절연성능과 기계적 강도 및 난연성이 우수한 FRP(유리섬유 보강 플라스틱) 또는 고강도 엔지니어링 플라스틱으로 제조된다.The present invention is a low voltage cable connecting device for use when connecting the ground low voltage cable (1) in a straight line and branch connection at the connection point, the low pressure cable (1) is connected to the connecting member (3) via the connecting sleeve (2) as shown in the figure In the low voltage cable connecting device which is connected to the connecting member (3) is fixed to the insulating support (4) to connect the low voltage cables (1), the insulating support member (4) on which the connecting member (3) is fixed is installed. An upper edge having a stepped opening 6 and a vertical edge support 5 having four sides of the support open to allow the fixing bolts to be assembled in any one space without front and rear directions, and being connected to each other on top of the vertical edge supports 5. A support plate 7 and a flange edge 8 connecting the lower portions of the vertical edge supports 5 to each other, the low pressure cable to the upper support plate 7 and the step opening 6 of the insulating support 4 (1) connecting sleeve (2) The connecting member 3 to be connected is fixedly installed through the cover 9 and the bolt 10, and the insulating support 4 is assembled to the upper portion of the ground-low pressure connection enclosure 11 to the insulating enclosure cover 12. It is designed to be overlaid and closed, and is made of glass fiber reinforced plastic (FRP) or high-strength engineering plastic with excellent insulation, mechanical strength and flame retardancy.

여기서 상기 절연외함 카바(12)는 도 1과 도 6에 도시된 바와 같이 지상에 설치될 때 오염물질이나 빗물 등이 손쉽게 흘러내리도록 4각뿔 형태의 상부면으로 되어 있으면서 절연성능과 기계적 강도 및 난연성이 우수한 FRP(유리섬유 보강 플라스틱) 또는 고강도 엔지니어링 플라스틱으로 제조된다.Here, the insulation enclosure cover 12 has a quadrangular pyramid-shaped upper surface so that pollutants or rainwater can easily flow down when installed on the ground, as shown in FIGS. 1 and 6. It is made of this excellent FRP (glass fiber reinforced plastic) or high strength engineering plastic.

그리고 상기 절연지지대(4)의 상부에 설치되는 접속재(3)는 일방향 다분기 구조이며, 저압케이블(1)이 하부에서 올라와 압착 연결된 접속 슬리브(2)를 통하여 슬리브 홈(13)에 고정볼트로 고정되는 구조로 되어 있으며, 이 접속재(3)의 몸체 앞쪽으로 방수캡(14)이 설치되어 있는데, 이 방수캡(14)은 도 4 (A)와 (B)에 도시된 바와 같이 접속재(3) 몸체와 떨어지지 않도록 힌지식 걸이(15)로 연결되어 있으면서 이 접속재(3)의 몸체 구멍(3a)에 끼워진 고정볼트(16)의 홈에 방수캡(14)의 스템(14a)이 억지끼워 맞춤식으로 끼워져 풀림방지 기능을 갖추도록 되어 있다(도 5 참고).In addition, the connecting member 3 installed on the upper portion of the insulating support 4 has a one-way multi-branched structure, and the low voltage cable 1 is lifted from the lower portion and fixed to the sleeve groove 13 through the connecting sleeve 2 that is crimped and connected. The waterproof cap 14 is installed in front of the body of the connecting member 3, and the waterproof cap 14 is connected to the connecting member 3 as shown in FIGS. 4 (A) and (B). The stem (14a) of the waterproof cap (14) is forcibly fitted into the groove of the fixing bolt (16) inserted into the body hole (3a) of the connecting member (3) while being connected by a hinged hook (15) so as not to fall off the body. It is fitted with a lock to prevent loosening (see Figure 5).

한편, 도 1에 도시된 바와 같이 저압케이블(1)들이 접속된 접속재(3)를 갖춘 절연지지대(4)가 지중에 설치된 지중저압 접속함체(11)의 상부에 조립되어 지상에 설치되는 절연외함 카바(12)로 덧씌워 설치할 때, 이 절연지지대(4)의 플랜지 테두리(8) 상하면에 각각 상하부 패킹(17a,17b)은 2중 오링구조로 되어 있으며, 이 상부팩킹(17a) 위에 절연외함 카바(12)가 얹혀져서 최종적으로 고정볼트의(16) 오각너트를 카바구멍(18)에 체결시키게 되면, 저압케이블의 접속장치의 시공이 완료된다.Meanwhile, as shown in FIG. 1, an insulation enclosure 4 having an insulating support 4 having a connection member 3 to which low voltage cables 1 are connected is assembled on the ground of the low voltage connection enclosure 11 installed in the ground and installed on the ground. When the cover is installed with the cover 12, the upper and lower packings 17a and 17b on the upper and lower sides of the flange rim 8 of the insulating support 4 have a double O-ring structure, and the insulating enclosure is placed on the upper packing 17a. When the cover 12 is put on and finally the pentagonal nut 16 of the fixing bolt is fastened to the cover 18, the construction of the connection device of the low voltage cable is completed.

그리고 도 6은 본 발명에 따른 지상설치형 저압케이블 접속장치를 지상과 지중에 설치한 상태를 개략적으로 보여준 것이다.And Figure 6 schematically shows a state in which the ground-mounted low voltage cable connection device according to the invention installed on the ground and ground.

도 1은 본 발명에 따른 지상설치형 저압케이블 접속장치의 분리 사시도,1 is an exploded perspective view of a ground-mounted low voltage cable connection device according to the present invention;

도 2는 본 발명에 따른 절연외함 지지대의 사시도,2 is a perspective view of an insulated enclosure support according to the present invention;

도 3은 도 2의 절연외함 지지대에 접속재의 설치상태 사시도,Figure 3 is a perspective view of the installation state of the connecting member to the insulated enclosure support of Figure 2,

도 4 (A)와(B)는 본 발명에 따른 접속재에 접속 슬리브의 결합 및 분리 사시도,4 (A) and (B) is a perspective view of the coupling and disconnection of the connecting sleeve to the connecting member according to the present invention,

도 5는 본 발명에 적용된 방수캡과 이 방수캡이 끼워 결합되는 고정볼트의 도면,5 is a view of the fixing bolt is coupled to the waterproof cap and the waterproof cap applied to the present invention,

도 6은 본 발명이 지상과 지중에 설치되는 개략 설치상태 도면이다.6 is a schematic installation state diagram in which the present invention is installed on the ground and ground.

- 도면의 주요부분에 대한 부호의 설명 --Explanation of symbols for the main parts of the drawings-

1 : 저압케이블, 2 : 접속 슬리브,1: low voltage cable, 2: sleeve,

3 : 접속재, 4 : 절연지지대,3: connecting material, 4: insulating support,

5 : 수직모서리 지지대, 6 : 단차 개방부,5: vertical edge support, 6: step opening,

7 : 상부지지판, 8 : 플랜지 테두리,7: upper support plate, 8: flange edge,

9 : 카바, 10 : 볼트,9: kava, 10: bolts,

11 : 지중저압 접속함체, 12 : 절연외함 카바,11: underground low pressure connection enclosure, 12: insulated enclosure cover,

13 : 슬리브 홈, 14 : 방수캡,13: sleeve groove, 14: waterproof cap,

15 : 힌지식 걸이, 16 : 고정볼트,15: hinged hook, 16: fixed bolt,

17a,17b : 패킹, 18 : 카바구멍,17a, 17b: packing, 18: cover hole,

19 : 접속탭.19: Connection tab.

Claims (8)

지중 저압케이블(1)이 접속 슬리브(2)를 매개로 접속재(3)에 연결되고, 이 접속재(3)는 절연지지대(4)에 고정되어 저압케이블(1)들을 접속하는 저압케이블 접속장치에 있어서,Underground low voltage cable (1) is connected to the connecting member (3) via the connecting sleeve (2), the connecting member (3) is fixed to the insulating support (4) to the low voltage cable connecting device for connecting the low voltage cable (1) In 상기 접속재(3)가 고정 설치되는 절연지지대(4)는 4면이 개방된 수직모서리 지지대(5)와, 이 수직모서리 지지대(5)들의 상부에서 서로 연결시키면서 단차 개방부(6)를 갖춘 상부지지판(7) 및, 상기 수직모서리 지지대(5)들의 하부를 서로 연결시키는 플랜지 테두리(8)로 이루어지고, 상기 절연지지대(4)의 상부지지판(7)과 단차 개방부(6)에 저압케이블(1)의 접속 슬리브(2)와 접속 연결되는 접속재(3)가 카바(9)와 볼트(10)를 매개로 고정 설치되며, 이 절연지지대(4)를 지중저압 접속함체(11)의 상부에 조립시켜 절연외함 카바(12)로 덧씌워 폐쇄 설치하도록 이루어진 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The insulating support 4 to which the connecting member 3 is fixedly installed is provided with a vertical edge support 5 having four sides open and a step opening 6 connected to each other at an upper portion of the vertical edge supports 5. A support plate 7 and a flange edge 8 connecting the lower portions of the vertical edge supports 5 to each other, the low pressure cable to the upper support plate 7 and the step opening 6 of the insulating support 4 A connecting member 3 connected to the connecting sleeve 2 of (1) is fixedly installed through the cover 9 and the bolt 10, and the insulating support 4 is placed on the upper portion of the ground-low pressure connection housing 11. Ground installation type low-voltage cable connecting device, characterized in that the assembly is made to cover the cover with an insulating enclosure cover (12). 제 1항에 있어서,The method of claim 1, 상기 절연외함 카바(12)는 4각뿔 형태의 상부면으로 형성된 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The insulated enclosure cover (12) is a ground-mounted low voltage cable connection device, characterized in that formed in the upper surface of the quadrangular pyramid shape. 제 1항에 있어서,The method of claim 1, 상기 접속재(3)의 몸체에는 이의 앞쪽으로 설치되는 방수캡(14)이 힌지식 걸 이(15)로 서로 연결되어 이루어진 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The grounding type low voltage cable connection device, characterized in that the body of the connection member 3 is connected to each other by a hinged hook (15) that is installed in front of the waterproof cap (14). 제 1항에 있어서,The method of claim 1, 상기 접속재(3)가 앞, 뒤 방향성 없이 어느 한 공간에서도 고정볼트 조립이 가능하도록 지지대 4면 전면을 오픈시키고 지지대 단차를 주어 접속재(3)가 지지대 위에 얹혀져서 카바(9)가 조립되는 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The connecting member 3 is opened in front of the support 4 so that the fixing bolts can be assembled in any one space without the front and rear directions, and the support member is given to the connecting member 3 so that the cover 9 is assembled on the support. Ground-type low voltage cable connection device. 제 1항에 있어서,The method of claim 1, 상기 절연지지대(4)는 볼트를 인서트 사출하여 절연외함 카바(12) 조립시 카바구멍(18)에 오각너트에 의해 조립되는 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The insulated support (4) is a ground-mounted low voltage cable connection device, characterized in that the insert is inserted into the insulated enclosure cover (12) by inserting a bolt by a pentagonal nut in the cover (18). 제 1항에 있어서,The method of claim 1, 상기 방수캡(14)은 기둥(14a)이 동일한 재질로 사출되고, 이 기둥(14a)이 고정볼트(16)의 홈에 끼워져 풀림방지 역할을 하도록 이루어진 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The waterproof cap 14 is a pillar (14a) is injected into the same material, the ground (14a) is a ground installation type low-voltage cable connecting device, characterized in that made in the groove of the fixing bolt 16 to play a role of preventing loosening. 제 1항에 있어서,The method of claim 1, 상기 상,하부 패킹(17a,17b)은 상,하부 2중 오링 구조로 되어 있는 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The upper and lower packings (17a, 17b) is a ground installation type low voltage cable connecting device, characterized in that the upper and lower double O-ring structure. 제 1항에 있어서,The method of claim 1, 상기 절연외함 카바(12) 및 절연지지대(4)는 절연성능과 기계적 강도 및 난연성이 우수한 FRP(유리강화 보강 플라스틱) 또는 고강도 엔지니어링 플라스틱으로 제조되는 것을 특징으로 하는 지상설치형 저압케이블 접속장치.The insulated enclosure cover (12) and the insulating support (4) is a ground-mounted low-voltage cable connection device, characterized in that made of glass reinforced reinforced plastic (FRP) or high-strength engineering plastics excellent in insulation performance, mechanical strength and flame retardancy.
KR1020080069844A 2008-07-18 2008-07-18 Low tension cable connecting apparatus for ground installation KR100981975B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110400503A (en) * 2019-07-30 2019-11-01 国网上海市电力公司 A kind of device for cable termination training on installation

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JPS61134610U (en) 1985-02-12 1986-08-22
KR200219118Y1 (en) 2000-10-25 2001-04-02 한국전력공사 Multi-connector for low voltage
KR100478016B1 (en) * 2002-05-30 2005-03-22 주식회사 휴맥스 Method for upgrade operating system program in digital broadcasting receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110400503A (en) * 2019-07-30 2019-11-01 国网上海市电力公司 A kind of device for cable termination training on installation

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