KR100439890B1 - 결상시도 지락보호가 가능한 누전차단기 - Google Patents
결상시도 지락보호가 가능한 누전차단기 Download PDFInfo
- Publication number
- KR100439890B1 KR100439890B1 KR10-2001-0047352A KR20010047352A KR100439890B1 KR 100439890 B1 KR100439890 B1 KR 100439890B1 KR 20010047352 A KR20010047352 A KR 20010047352A KR 100439890 B1 KR100439890 B1 KR 100439890B1
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- resistor
- ground
- breaker
- earth leakage
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- H02H3/08—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 excess current
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
Abstract
Description
Claims (1)
- 상기 전원변압기의 접지측 인입선 단자에서 시작된 지중회로 끝에 그 일단을 접지시킨 저항을 상기 결상판별부의 계전기의 한 접점에 연결하고 그 또하나의 접점을 상기 전원 변압기 비접지측 인입선에 연결변압기 권선을 통하여 변압기 접지측 인입선 단자의 타측에 연결하여 구성되는 지중회로 :상기 전원 변압기 입출입선 단자에 병렬로 연결되는 브리지는 다이오드와 병렬로 연결된 브리지 다이오드(BD)의 출력 2선중 (+)선에 D1 을 삽입하여 C2가 C1의 전압의 영향을 받지 않도록 하고 결상판별부 제1저항(R1)과 제2저항(R2)가 직렬로 연결되어 BD의 출력2선간에 병렬로 연결되며, 상기 제1저항(R1)과 제2저항(R2)의 연결선의 임의의 한점과 결상판별부 트랜지스터 베이스 단자가 전기적으로 연결되며,상기 결상판별부 트랜지스터의 콜렉터 단자에 사이리스터(Q1)가연결되며, 상기 다이오드(D1)는 결상판별부 제3저항(R3)을 통하여 결상판별부 트랜지스터의 컬렉터 단자와 전기적으로 연결되며, 상기 다이오드(D1)과 결상판별부 제3저항(R3)의 연결점에서 BD출력 2선간에 계전기 동작용 전원 커패시터 C1이 삽입되어 있으며, 상기 결상판별 제4저항(R4)는 결상판별부 싸이리스터(Q2) 및 계전기 RL과 연결되며 상기 계전기는 지중회로 전류값 설정용 저항 (Rc)를 통해 지중회로와 연결되어 있는 결상판별부 :상기 감지차단부의 일단에 연결되는 다이오드(D2), 상기 다이오드(D2)의 타단에 병력로 연결되는 트립코일전원용 커패시터(C3), 상기 다이오드에 직렬로 연결되는 차단기 트립코일(Tc), 감지전압변조회로를 구동하기 위한 전원차단부 싸이리스터(Q2)가 상기 트립코일(Tc)의 동작전류 전원부인 (C3)에 병렬로 연결되며, 상기 차단기 트립코일(Tc)은 전원차단기(SS)에 연결되며, 상기 감지전압변조회로는 누전 감지 코일에 연결되어 구성되는 차단부로 구성되는 것을 특징으로 하는 결상 시에도 지락보호 가능한 누전차단기
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0047352A KR100439890B1 (ko) | 2001-08-06 | 2001-08-06 | 결상시도 지락보호가 가능한 누전차단기 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0047352A KR100439890B1 (ko) | 2001-08-06 | 2001-08-06 | 결상시도 지락보호가 가능한 누전차단기 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20030013063A KR20030013063A (ko) | 2003-02-14 |
| KR100439890B1 true KR100439890B1 (ko) | 2004-07-12 |
Family
ID=27718135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2001-0047352A Expired - Fee Related KR100439890B1 (ko) | 2001-08-06 | 2001-08-06 | 결상시도 지락보호가 가능한 누전차단기 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100439890B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100684741B1 (ko) * | 2006-04-25 | 2007-02-22 | 주식회사 세니온 | 배전선로 개폐장치의 부분방전을 검출하는 장치 및 방법 |
-
2001
- 2001-08-06 KR KR10-2001-0047352A patent/KR100439890B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030013063A (ko) | 2003-02-14 |
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