JP2007242268A - 漏電遮断器 - Google Patents
漏電遮断器 Download PDFInfo
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- JP2007242268A JP2007242268A JP2006059355A JP2006059355A JP2007242268A JP 2007242268 A JP2007242268 A JP 2007242268A JP 2006059355 A JP2006059355 A JP 2006059355A JP 2006059355 A JP2006059355 A JP 2006059355A JP 2007242268 A JP2007242268 A JP 2007242268A
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- circuit
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- electromagnet device
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- 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
- H02H1/063—Arrangements for supplying operative power primary power being supplied by fault current
- H02H1/066—Arrangements for supplying operative power primary power being supplied by fault current and comprising a shunt regulator
-
- 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
- H02H3/34—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 of a three-phase system
- H02H3/347—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 of a three-phase system using summation current transformers
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- Emergency Protection Circuit Devices (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
Abstract
【解決手段】 三相電路の3本の電力線が挿通され、上記三相電路の漏洩電流を検出する零相変流器と、この零相変流器で検出された信号のレベル判定を行う漏電検出回路と、この漏電検出回路の出力に応動して開閉機構部を作動させる電磁石装置と、上記開閉機構部の作動により開離される電路接点とを備え、上記漏電検出回路および電磁石装置は、上記三相電路の3本の電力線より整流回路を介して、動作電力の供給を受けるとともに、上記整流回路は半波整流であり、かつ、上記電磁石装置が上記半波整流の次段に接続されるように構成した。
【選択図】 図1
Description
図1はこの発明の実施の形態1における3極用漏電遮断器の内部接続図、図2は図1における整流回路の出力電圧波形を示す図である。また、図3は、図1における電源回路の詳細図である。
図4はこの発明の実施の形態2における、サイリスタを含む図3相当図である。図3との違いは、サイリスタ、および電界効果トランジスタを、2段で構成している点である。サイリスタ、あるいは電界効果トランジスタに限らず、これら素子は、漏電遮断器の電子回路に内蔵するに相応しい外形と、その外形から自ずと使用可能電圧が決まってしまう。すなわち、電路電圧が高い場合には、この実施の形態2で説明する電源回路を使用することが望ましい(よりわかり易く説明すると、実施の形態1が電路電圧AC100−200V系、実施の形態2が電路電圧AC100−400V系、となる)。なお、漏電検出回路1への直流電圧の生成過程に大きな違いはないので、ここでは、耐圧性能アップのため、2段にした素子に対する、主回路電圧の均等印加方法について説明する。
51 第1の定電圧回路、51a・51a1・51a2 電界効果トランジスタ、
52 第2の定電圧回路、63 電力線、64 電路接点、65 零相変流器、
71 漏電遮断器。
Claims (3)
- 三相電路の3本の電力線が挿通され、上記三相電路の漏洩電流を検出する零相変流器と、この零相変流器で検出された信号のレベル判定を行う漏電検出回路と、この漏電検出回路の出力に応動して開閉機構部を作動させる電磁石装置と、上記開閉機構部の作動により開離される電路接点とを備えた漏電遮断器において、
上記漏電検出回路および電磁石装置は、上記三相電路の3本の電力線より整流回路を介して、動作電力の供給を受けるとともに、上記整流回路は半波整流であり、かつ、上記電磁石装置が上記半波整流の次段に接続されていることを特徴とする漏電遮断器。 - 動作電力を供給する手段が、第1および第2の定電圧回路で構成されていることを特徴とする請求項1に記載の漏電遮断器。
- 第1の定電圧回路を構成するスイッチング素子が電界効果トランジスタであることを特徴とする請求項2に記載の漏電遮断器。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006059355A JP4424318B2 (ja) | 2006-03-06 | 2006-03-06 | 漏電遮断器 |
FR0653502A FR2898213A1 (fr) | 2006-03-06 | 2006-08-29 | Disjoncteur de fuites a la terre. |
DE200610040481 DE102006040481A1 (de) | 2006-03-06 | 2006-08-30 | Erdschluss-Stromkreisunterbrecher |
CN2006101276387A CN101034645B (zh) | 2006-03-06 | 2006-08-31 | 漏电断路器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006059355A JP4424318B2 (ja) | 2006-03-06 | 2006-03-06 | 漏電遮断器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007242268A true JP2007242268A (ja) | 2007-09-20 |
JP4424318B2 JP4424318B2 (ja) | 2010-03-03 |
Family
ID=38336172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006059355A Active JP4424318B2 (ja) | 2006-03-06 | 2006-03-06 | 漏電遮断器 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4424318B2 (ja) |
CN (1) | CN101034645B (ja) |
DE (1) | DE102006040481A1 (ja) |
FR (1) | FR2898213A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009117051A (ja) * | 2007-11-01 | 2009-05-28 | Kawamura Electric Inc | 3相漏電遮断器 |
CN105407595A (zh) * | 2015-11-16 | 2016-03-16 | 江苏力行电力电子科技有限公司 | 阻容式泄放电路及led驱动电路 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5793132B2 (ja) * | 2012-11-29 | 2015-10-14 | 京セラドキュメントソリューションズ株式会社 | 漏電遮断器及び画像形成装置 |
CN104008937A (zh) * | 2013-02-25 | 2014-08-27 | 黄颖峰 | 无地线漏电保护开关 |
CN105098705B (zh) * | 2014-04-30 | 2018-06-12 | 西门子公司 | 一种漏电保护器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1358639A (fr) * | 1963-03-08 | 1964-04-17 | Bresson Faille Marchand Ets | Sélectivité par temporisation pour dispositifs différentiels de protection contre l'électrocution |
DE1563688A1 (de) * | 1966-04-13 | 1970-02-19 | Siemens Ag | Anordnung zum verzoegerten Ausloesen eines Fehlerstromschutzschalters |
FR2332638A1 (fr) * | 1975-11-19 | 1977-06-17 | Electricite De France | Dispositif autonome de protection amperemetrique homopolaire |
CN2145468Y (zh) * | 1992-07-31 | 1993-11-03 | 柳州市龙城低压电器厂 | 具有过电压保护的漏电断路器 |
-
2006
- 2006-03-06 JP JP2006059355A patent/JP4424318B2/ja active Active
- 2006-08-29 FR FR0653502A patent/FR2898213A1/fr not_active Withdrawn
- 2006-08-30 DE DE200610040481 patent/DE102006040481A1/de not_active Withdrawn
- 2006-08-31 CN CN2006101276387A patent/CN101034645B/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009117051A (ja) * | 2007-11-01 | 2009-05-28 | Kawamura Electric Inc | 3相漏電遮断器 |
CN105407595A (zh) * | 2015-11-16 | 2016-03-16 | 江苏力行电力电子科技有限公司 | 阻容式泄放电路及led驱动电路 |
Also Published As
Publication number | Publication date |
---|---|
CN101034645B (zh) | 2010-08-18 |
FR2898213A1 (fr) | 2007-09-07 |
CN101034645A (zh) | 2007-09-12 |
JP4424318B2 (ja) | 2010-03-03 |
DE102006040481A1 (de) | 2007-09-13 |
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