KR20070082521A - 누전 차단기 - Google Patents
누전 차단기 Download PDFInfo
- Publication number
- KR20070082521A KR20070082521A KR1020070013148A KR20070013148A KR20070082521A KR 20070082521 A KR20070082521 A KR 20070082521A KR 1020070013148 A KR1020070013148 A KR 1020070013148A KR 20070013148 A KR20070013148 A KR 20070013148A KR 20070082521 A KR20070082521 A KR 20070082521A
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- test
- pass filter
- current
- leakage current
- Prior art date
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Classifications
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- 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
- H02H3/334—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 with means to produce an artificial unbalance for other protection or monitoring reasons or remote control
- H02H3/335—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 with means to produce an artificial unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
- A61F2/148—Implantation instruments specially adapted therefor
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- General Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
Abstract
Description
Claims (3)
- 누전 차단기로서,교류 회로를 개폐하는 스위칭 콘택 디바이스;교류 회로의 누전 전류를 검출하는 영상(zero-phase) 변류기로서, 상기 영상 변류기는 모의 누전 전류가 공급되는 테스트 권선을 갖는 것인, 영상 변류기;누전 검출 감도의 설정을 위해 상기 영상 변류기의 이차측에 접속된 누전 검출 감도 설정 수단;상기 영상 변류기의 이차측의 출력으로부터 교류 회로의 누전 발생 유무를 판정하고, 누전이 발생한 경우 신호를 출력하는 누전 검출 회로;상기 누전 검출 회로의 출력 신호를 수신함에 의해 상기 스위칭 콘택 디바이스를 개방시키는 트리핑 수단;발진 회로 및 테스트 스위치가 제공되는 테스트 회로로서, 상기 발진 회로는 전력 주파수와 상이한 주파수로 설정되는 주파수를 갖는 모의 누전 전류를 발생시키고, 상기 테스트 스위치는 온 상태로 되어있는 경우 상기 영상 변류기의 테스트 권선에 상기 모의 누전 전류를 공급하는 것인, 테스트 회로; 및상기 영상 변류기의 이차측과 상기 누전 검출 회로 사이에 제공된 증폭 수단으로서, 증폭 소자로서 제공된 연상 증폭기와, 그것의 외부에 부가된 수동 필터 소자를 통합한 능동 필터 회로를 갖고, 상기 영상 변류기의 이차측으로부터 상기 누전 검출 회로에 공급된 출력 전류를 증폭시켜 설정된 누전 검출 감도에 대응하는 크기로 제공하는 것인, 증폭 수단을 포함하고,상기 증폭 수단은 상기 능동 필터 회로를 평상시에 형성되는 로우 패스 필터 회로와 테스트시에 형성되는 밴드 패스 필터 사이에서 스위칭하는 필터 회로 스위칭 수단이 제공되는 것인 누전 차단기.
- 청구항 1에 있어서,상기 연산 증폭기를, 로우 패스용 필터 소자, 상기 로우 패스용 필터 소자와 함께 상기 밴드 패스 필터 회로를 형성하는 밴드 패스용 필터 소자 및 상기 밴드 패스용 필터 소자를 상기 로우 패스용 필터 소자에 접속시켜 상기 밴드 패스 필터 회로를 형성하는 필터 회로 스위칭 수단과 조합함에 의해, 상기 능동 필터 회로가 형성되는 것인 누전 차단기.
- 청구항 2에 있어서,각각 밴드 패스용 필터 소자 및 상기 밴드 패스용 필터 소자를 상기 로우 패스용 필터 소자에 접속시키는 필터 회로 스위칭 수단을 포함하는 두 개의 조합이 상기 능동 필터 회로를 상기 로우 패스 필터 회로와 상기 밴드 패스 필터 회로 사이에서 스위칭하도록 제공되는 것인 누전 차단기.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006037351A JP4760428B2 (ja) | 2006-02-15 | 2006-02-15 | 漏電遮断器 |
JPJP-P-2006-00037351 | 2006-02-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070082521A true KR20070082521A (ko) | 2007-08-21 |
KR100825851B1 KR100825851B1 (ko) | 2008-04-29 |
Family
ID=38289026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070013148A KR100825851B1 (ko) | 2006-02-15 | 2007-02-08 | 누전 차단기 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP4760428B2 (ko) |
KR (1) | KR100825851B1 (ko) |
CN (1) | CN100547712C (ko) |
DE (1) | DE102007007263A1 (ko) |
FR (1) | FR2897470B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101068700B1 (ko) * | 2008-12-31 | 2011-09-28 | 엘에스산전 주식회사 | 과전류 보호장치가 없는 누전차단기 및 그의 감도전류 설정방법 |
KR101588321B1 (ko) * | 2015-07-03 | 2016-01-28 | 대한민국 | 교육용 누전시각화장치 |
KR102167390B1 (ko) * | 2019-04-17 | 2020-10-20 | 주식회사 코본테크 | 전자스위치를 이용한 누전 테스트회로 |
CN113976484A (zh) * | 2021-12-28 | 2022-01-28 | 南京日托光伏新能源有限公司 | 太阳能电池分档漏电筛选方法 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4845910B2 (ja) * | 2008-03-17 | 2011-12-28 | 三菱電機株式会社 | 漏電遮断器 |
AT509252B1 (de) * | 2008-11-13 | 2022-11-15 | Moeller Gebaeudeautomation Gmbh | Fehlerstromschutzschalter |
KR100939655B1 (ko) | 2008-12-16 | 2010-02-03 | 주식회사 대륙 | 솔레노이드코일의 소손방지기능을 갖는 누전차단기 |
US9291658B2 (en) * | 2013-02-22 | 2016-03-22 | Tektronix, Inc. | Minimum-time signal leakage detector |
JP6137982B2 (ja) * | 2013-08-01 | 2017-05-31 | 三菱電機株式会社 | 漏電遮断器 |
KR102337583B1 (ko) * | 2015-04-13 | 2021-12-09 | 엘에스일렉트릭(주) | 선택적 누전 차단 기능을 갖는 누전 차단 장치 |
FR3068138B1 (fr) * | 2017-06-22 | 2019-07-19 | Schneider Electric Industries Sas | Dispositif et procede de test du fonctionnement d'un appareil de protection et appareil de protection comportant un tel dispositif de test |
FR3080685B1 (fr) * | 2018-04-27 | 2020-11-27 | Schneider Electric Ind Sas | Transformateur de courant testable et appareil electrique comportant des moyens de test d'un tel transformateur de courant |
JP2022059189A (ja) * | 2020-10-01 | 2022-04-13 | 富士電機株式会社 | 電力変換装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6198339U (ko) * | 1984-12-04 | 1986-06-24 | ||
KR0146085B1 (ko) * | 1995-02-09 | 1998-10-01 | 이종수 | 진공차단기의 자기진단장치 |
JPH08306297A (ja) * | 1995-05-11 | 1996-11-22 | Toshiba Corp | 漏電遮断器 |
JP3505558B2 (ja) * | 1996-02-16 | 2004-03-08 | 富士電機機器制御株式会社 | 漏電遮断器 |
KR20020041973A (ko) * | 2000-11-29 | 2002-06-05 | 구자홍 | 누전 차단기 |
JP4534373B2 (ja) * | 2001-03-26 | 2010-09-01 | 三菱電機株式会社 | 漏洩電流表示ユニット付回路遮断器 |
JP2003045312A (ja) | 2001-07-26 | 2003-02-14 | Mitsubishi Electric Corp | 漏電遮断器 |
KR200258048Y1 (ko) | 2001-07-26 | 2001-12-29 | 정운태 | 에스디디 누전차단기 |
JP3986823B2 (ja) | 2001-12-27 | 2007-10-03 | パナソニック・イーブイ・エナジー株式会社 | 漏電検出装置 |
JP4066821B2 (ja) | 2003-01-20 | 2008-03-26 | 富士電機機器制御株式会社 | 漏電遮断器の漏電検出回路 |
JP3962340B2 (ja) * | 2003-01-22 | 2007-08-22 | 寺崎電気産業株式会社 | 漏電遮断器 |
JP4264817B2 (ja) * | 2003-11-27 | 2009-05-20 | 富士電機機器制御株式会社 | 漏電遮断器 |
-
2006
- 2006-02-15 JP JP2006037351A patent/JP4760428B2/ja active Active
-
2007
- 2007-01-30 FR FR0700613A patent/FR2897470B1/fr not_active Expired - Fee Related
- 2007-02-07 CN CNB2007100070428A patent/CN100547712C/zh active Active
- 2007-02-08 KR KR1020070013148A patent/KR100825851B1/ko active IP Right Grant
- 2007-02-14 DE DE102007007263A patent/DE102007007263A1/de not_active Withdrawn
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101068700B1 (ko) * | 2008-12-31 | 2011-09-28 | 엘에스산전 주식회사 | 과전류 보호장치가 없는 누전차단기 및 그의 감도전류 설정방법 |
KR101588321B1 (ko) * | 2015-07-03 | 2016-01-28 | 대한민국 | 교육용 누전시각화장치 |
KR102167390B1 (ko) * | 2019-04-17 | 2020-10-20 | 주식회사 코본테크 | 전자스위치를 이용한 누전 테스트회로 |
CN113976484A (zh) * | 2021-12-28 | 2022-01-28 | 南京日托光伏新能源有限公司 | 太阳能电池分档漏电筛选方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100547712C (zh) | 2009-10-07 |
KR100825851B1 (ko) | 2008-04-29 |
FR2897470A1 (fr) | 2007-08-17 |
FR2897470B1 (fr) | 2010-09-10 |
CN101022066A (zh) | 2007-08-22 |
JP2007220381A (ja) | 2007-08-30 |
DE102007007263A1 (de) | 2007-08-23 |
JP4760428B2 (ja) | 2011-08-31 |
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