JP4264817B2 - 漏電遮断器 - Google Patents
漏電遮断器 Download PDFInfo
- Publication number
- JP4264817B2 JP4264817B2 JP2003396858A JP2003396858A JP4264817B2 JP 4264817 B2 JP4264817 B2 JP 4264817B2 JP 2003396858 A JP2003396858 A JP 2003396858A JP 2003396858 A JP2003396858 A JP 2003396858A JP 4264817 B2 JP4264817 B2 JP 4264817B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- test
- leakage
- current
- leakage detection
- 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
Links
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
- H02H3/26—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
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/06—Arrangements for supplying operative power
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
Description
2 :主回路
3A:電源側接続端子
3B:負荷側接続端子
4 :電源回路
42:定電流回路
5 :零相変流器
51:検出巻線
52:テスト巻線
6 :漏電検出回路
7 :引はずし装置
8 :開閉部
10:テスト回路
11:テスト抵抗素子
12:テストスイッチ
Claims (4)
- 主回路を開閉する開閉部と、主回路の全相の導体が挿通された零相変流器と、この零相変流器の漏電検出巻線の出力電流から漏電の発生の有無を判定する漏電検出回路と、この漏電検出回路の漏電の発生を示す出力信号により前記開閉部を引外して遮断する引外し装置と、前記漏電検出回路へ電力を供給する電源回路と、前記零相変流器のテスト巻線にテスト電流を供給するテストスイッチと電流制限抵抗素子を有するテスト回路とを備えた漏電遮断器において、前記電源回路を主回路から供給される交流電流を直流電流に変換し、漏電検出回路へ一定の直流電流を供給する定電流回路により構成し、主回路とこの定電流回路の交流入力端とを結ぶ回路に直列に前記定電流回路の内部インピーダンスよりも小さな抵抗値のテスト抵抗素子を設け、この抵抗素子の両端にテストスイッチを介して前記零相変流器のテスト巻線を接続したことを特徴とする漏電遮断器。
- 請求項1に記載の漏電遮断器において、前記テスト抵抗素子の両端に定電圧ダイオードを2個逆直列に接続したことを特徴とする漏電遮断器。
- 主回路を開閉する開閉部と、主回路の全相の導体が挿通された零相変流器と、この零相変流器の漏電検出巻線の出力電流から漏電の発生の有無を判定する漏電検出回路と、この漏電検出回路の検出感度を設定する感度設定回路と、前記漏電検出回路の漏電の発生を示す出力信号により前記開閉部を引外して遮断する引外し装置と、前記漏電検出回路へ電力を供給する電源回路と、前記零相変流器のテスト巻線にテスト電流を供給するテストスイッチと電流制限抵抗素子を有するテスト回路とを備えた漏電遮断器において、前記テストスイッチと連動して前記感度設定回路の設定に関係なく予め決められた感度を設定する手段を設けたことを特徴とする漏電遮断器。
- 主回路を開閉する開閉部と、主回路の全相の導体が挿通された零相変流器と、この零相変流器の漏電検出巻線の出力電流から漏電の発生の有無を判定する漏電検出回路と、この漏電検出回路の動作時間を設定する動作時間設定回路と、前記漏電検出回路の漏電の発生を示す出力信号により前記開閉部を引外して遮断する引外し装置と、前記漏電検出回路へ電力を供給する電源回路と、前記零相変流器のテスト巻線にテスト電流を供給するテストスイッチと電流制限抵抗素子を有するテスト回路とを備えた漏電遮断器において、前記テストスイッチと連動して前記動作時間設定回路の設定に関係なく予め決められた動作時間に設定する手段を設けたことを特徴とする漏電遮断器。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003396858A JP4264817B2 (ja) | 2003-11-27 | 2003-11-27 | 漏電遮断器 |
CN2009101353315A CN101562328B (zh) | 2003-11-27 | 2004-11-08 | 漏电断路器 |
CNB2004100907180A CN100505462C (zh) | 2003-11-27 | 2004-11-08 | 漏电断路器 |
KR1020040091920A KR100981845B1 (ko) | 2003-11-27 | 2004-11-11 | 누전 차단기 |
FR0412410A FR2863115B1 (fr) | 2003-11-27 | 2004-11-23 | Interrupteur de circuit en cas de defaut a la terre. |
DE102004056976A DE102004056976A1 (de) | 2003-11-27 | 2004-11-25 | Fehlerstrom-Schutzschalter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003396858A JP4264817B2 (ja) | 2003-11-27 | 2003-11-27 | 漏電遮断器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005158559A JP2005158559A (ja) | 2005-06-16 |
JP4264817B2 true JP4264817B2 (ja) | 2009-05-20 |
Family
ID=34567530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003396858A Expired - Fee Related JP4264817B2 (ja) | 2003-11-27 | 2003-11-27 | 漏電遮断器 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP4264817B2 (ja) |
KR (1) | KR100981845B1 (ja) |
CN (2) | CN100505462C (ja) |
DE (1) | DE102004056976A1 (ja) |
FR (1) | FR2863115B1 (ja) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4742232B2 (ja) * | 2005-04-19 | 2011-08-10 | 富士電機株式会社 | 漏電遮断器 |
JP4369417B2 (ja) * | 2005-11-30 | 2009-11-18 | 三菱電機株式会社 | 漏電遮断器 |
JP4715537B2 (ja) * | 2006-02-15 | 2011-07-06 | 富士電機株式会社 | 漏電遮断器 |
JP4760428B2 (ja) * | 2006-02-15 | 2011-08-31 | 富士電機機器制御株式会社 | 漏電遮断器 |
JP4893358B2 (ja) * | 2007-02-19 | 2012-03-07 | 富士電機機器制御株式会社 | 漏電遮断器の漏電引外し装置 |
JP4935455B2 (ja) * | 2007-03-27 | 2012-05-23 | 富士電機機器制御株式会社 | 漏電検出装置 |
KR100902683B1 (ko) * | 2007-06-08 | 2009-06-15 | 주식회사 대륙 | 누전차단기 |
KR200445304Y1 (ko) | 2007-07-18 | 2009-07-17 | 주식회사 두원 | 누전 차단기 |
JP4931754B2 (ja) * | 2007-10-03 | 2012-05-16 | 三菱電機株式会社 | 漏電遮断器 |
JP4845910B2 (ja) * | 2008-03-17 | 2011-12-28 | 三菱電機株式会社 | 漏電遮断器 |
CN102859375B (zh) * | 2010-02-23 | 2017-05-10 | Abb技术有限公司 | 具有状态检测的保护开关 |
AT509839A3 (de) * | 2010-04-14 | 2018-12-15 | Eaton Gmbh | Fehlerstromschutzschalter |
JP5834184B2 (ja) * | 2010-07-13 | 2015-12-16 | パナソニックIpマネジメント株式会社 | 漏電遮断器 |
WO2012014364A1 (ja) | 2010-07-30 | 2012-02-02 | パナソニック株式会社 | 電気推進車両用充電器及びそれに適用される漏電確認方法 |
CN102547483B (zh) * | 2010-12-08 | 2016-02-24 | 中国电信股份有限公司 | 配线架防强电入侵告警设备的自检装置、方法及监控系统 |
DE102011083792A1 (de) * | 2011-09-29 | 2013-04-04 | Bender Gmbh & Co. Kg | Isolationsfehlersuchgerät und Vorrichtung zur Isolationsfehlerlokalisierung in einem ungeerdeten Stromversorgungsnetz |
CN106159893A (zh) * | 2012-07-27 | 2016-11-23 | 赵牧青 | 具有重合闸功能的漏电断路器 |
CN103151756A (zh) * | 2013-03-29 | 2013-06-12 | 苏州长量电器有限公司 | 剩余漏电保护断路器的控制器 |
CN103337429B (zh) * | 2013-07-01 | 2015-11-18 | 浙江正泰电器股份有限公司 | 剩余电流动作断路器 |
JP6137982B2 (ja) * | 2013-08-01 | 2017-05-31 | 三菱電機株式会社 | 漏電遮断器 |
JP6237533B2 (ja) * | 2014-08-22 | 2017-11-29 | 三菱電機株式会社 | 漏電遮断器 |
KR102539688B1 (ko) | 2016-04-28 | 2023-06-07 | 엘에스일렉트릭(주) | 누전 차단기 |
JP6789146B2 (ja) * | 2017-02-16 | 2020-11-25 | 河村電器産業株式会社 | 漏電遮断器 |
CN107769159A (zh) * | 2017-10-25 | 2018-03-06 | 浙江致威电子科技有限公司 | 一种漏电保护装置、漏电检测方法及一种充电设备 |
KR102083600B1 (ko) * | 2018-11-19 | 2020-03-02 | 엘에스산전 주식회사 | 누전 차단기 및 그 누전 차단기의 제어 방법 |
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 (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4851950A (en) * | 1987-06-09 | 1989-07-25 | Bassani Ticino, S.P.A. | Electrical apparatus for magnetothermal and differential protection |
JP2818063B2 (ja) * | 1992-01-08 | 1998-10-30 | 三菱電機株式会社 | 漏電遮断器 |
CN1040473C (zh) * | 1992-06-12 | 1998-10-28 | 大延电子株式会社 | 集成的漏电警告系统 |
CA2093061C (en) * | 1992-07-22 | 2005-02-15 | Raymond H. Legatti | Leakage current protection device adapted to a wide variety of domestic and international applications |
CN2145469Y (zh) * | 1992-10-28 | 1993-11-03 | 尤大千 | 可延时电磁式漏电开关 |
JP3157386B2 (ja) * | 1994-06-24 | 2001-04-16 | 三菱電機株式会社 | 地絡検出装置 |
JP3230639B2 (ja) * | 1994-11-16 | 2001-11-19 | 三菱電機株式会社 | 地絡検出装置 |
JP3788042B2 (ja) * | 1998-06-30 | 2006-06-21 | マツダ株式会社 | 車両用乗員保護装置 |
JP2002078187A (ja) * | 2000-08-28 | 2002-03-15 | Matsushita Electric Works Ltd | 漏電遮断器 |
-
2003
- 2003-11-27 JP JP2003396858A patent/JP4264817B2/ja not_active Expired - Fee Related
-
2004
- 2004-11-08 CN CNB2004100907180A patent/CN100505462C/zh not_active Expired - Fee Related
- 2004-11-08 CN CN2009101353315A patent/CN101562328B/zh not_active Expired - Fee Related
- 2004-11-11 KR KR1020040091920A patent/KR100981845B1/ko not_active IP Right Cessation
- 2004-11-23 FR FR0412410A patent/FR2863115B1/fr not_active Expired - Fee Related
- 2004-11-25 DE DE102004056976A patent/DE102004056976A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
FR2863115B1 (fr) | 2011-02-11 |
CN101562328B (zh) | 2011-01-05 |
DE102004056976A1 (de) | 2005-06-30 |
CN1622414A (zh) | 2005-06-01 |
CN101562328A (zh) | 2009-10-21 |
CN100505462C (zh) | 2009-06-24 |
KR20050051548A (ko) | 2005-06-01 |
JP2005158559A (ja) | 2005-06-16 |
FR2863115A1 (fr) | 2005-06-03 |
KR100981845B1 (ko) | 2010-09-13 |
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