JP4109310B2 - 過電流保護システムおよびそれを備えた電気回路 - Google Patents
過電流保護システムおよびそれを備えた電気回路 Download PDFInfo
- Publication number
- JP4109310B2 JP4109310B2 JP2007079227A JP2007079227A JP4109310B2 JP 4109310 B2 JP4109310 B2 JP 4109310B2 JP 2007079227 A JP2007079227 A JP 2007079227A JP 2007079227 A JP2007079227 A JP 2007079227A JP 4109310 B2 JP4109310 B2 JP 4109310B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- current
- normal
- overcurrent protection
- switch
- 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 - Lifetime
Links
- 230000004044 response Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 29
- 230000000903 blocking effect Effects 0.000 description 11
- 230000005281 excited state Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229920001940 conductive polymer Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002085 persistent effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
-
- 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
- H02H3/02—Details
- H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D11/00—Special methods for preparing compositions containing mixtures of detergents
- C11D11/0082—Special methods for preparing compositions containing mixtures of detergents one or more of the detergent ingredients being in a liquefied state, e.g. slurry, paste or melt, and the process resulting in solid detergent particles such as granules, powders or beads
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
- H02H9/026—Current limitation using PTC resistors, i.e. resistors with a large positive temperature coefficient
-
- 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
- H02H3/085—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 making use of a thermal sensor, e.g. thermistor, heated by the excess current
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Detergent Compositions (AREA)
- Thermistors And Varistors (AREA)
- Amplifiers (AREA)
Description
a.下記の制御素子、
(1)比較的低い電流INORMALが流れる時、比較的低い抵抗RLOWを有し、
(2)流れる電流がINORMALから比較的高い電流IFAULTに増えた時、比較的高い抵抗RFAULTに切り替えられる;
b.下記の回路遮断素子、
(1)制御素子と直列に接続されている、
(2)電流INORMALが制御素子を流れる時、システムに電流INORMALが流れることを許すノーマル状態を有する、
(3)高々実質的にINORMALより小さい低下した電流が流れるのを許すフォールト状態を有する;および
c.下記のバイパス素子、
(1)制御素子と回路遮断素子の直列結合に対して並列接続されており、
(2)バイパス素子を流れる電流の増大によって回路遮断素子がフォールト状態に切り替えられるように、回路遮断素子に機能的にリンクしている;
したがって、システムを流れる電流がINORMALからIFAULTに増えると、
(i)制御素子の抵抗がRLOWからRFAULTに増大し、
(ii)増大した電流がバイパス素子に流れ、
(iii)回路遮断素子がフォールト状態に切り替えられる。
a.下記の要素を有する回路遮断素子、
(1)ノーマル電流INORMALが流れるのを許すノーマル状態、および
(2)高々実質的にINORMALより小さい低下した電流の流れを許すフォールト状態;
b.下記の制御素子、
(1)回路遮断素子と直列に接続されている、
(2)下記の可変抵抗値を有する、
(a)回路内の電流がノーマル電流INORMALの時、負荷に比べて低く、
(b)負荷内の電流が実質的にノーマル電流INORMALを超えた時、実質的に増大する、
(3)下記の値を比較するコンパレータを有する、
(a)制御比較点における制御素子内の電流ICONTROL、および
(b)負荷比較点における負荷内の電流ILOAD;そして
(4)ICONTROLとILOADとの相違が所定の電流不均衡値IDIFFを超える時、回路遮断素子をノーマル状態からフォールト状態に切り替える;および
c.下記のバイパス素子、
(1)制御素子に対して並列接続されており、
(2)次の抵抗値を有する、
(a)回路電流がINORMALの時、バイパス素子の抵抗値の制御素子の抵抗値に対する比は、ICONTROLとILOADとの相違がIDIFFを下回るような値である、そして
(b)回路電流がINORMALを所定電流値だけ超える時、バイパス素子の抵抗値の制御素子の抵抗値に対する比は、ICONTROLとILOADとの相違がIDIFFを超えるような値である。
a.下記の要素を有する回路遮断素子、
(1)ノーマル電流INORMALが流れるのを許すノーマル状態、および
(2)高々実質的にILOADより小さい低下した電流が流れるのを許すフォールト状態;および
b.下記の制御素子、
(1)回路遮断素子と直列に接続されている、
(2)下記の可変抵抗値を有する、
(a)電流がノーマル電流INORMALの時、負荷に比べて低く、
(b)電流が実質的にノーマル電流INORMALを超えた時、実質的に増大する;
そして、制御素子の抵抗値が所定の抵抗値量だけ増えた時、回路遮断素子はノーマル状態からフォールト状態に切り替わる。
a.下記の要素を有する回路遮断素子、
(1)ノーマル電流INORMALが流れるのを許すノーマル状態、および
(2)高々実質的にINORMALより小さい低下した電流が流れるのを許すフォールト状態;
b.下記の制御素子、
(1)回路遮断素子と直列に接続されている、
(2)下記の可変抵抗値を有する、
(a)電流がノーマル電流INORMALの時、負荷に比べて低く、
(b)もしも電流が実質的にノーマル電流INORMALを超えれば、第1所定抵抗値量だけ増大する;および
c.下記のバイパス素子、
(1)制御素子に対して並列接続されており、
(2)次の抵抗値を有する、
(a)回路が正常動作状態にある時、制御素子の抵抗値よりも実質的に高く、
(b)制御素子の抵抗値が第1所定抵抗値量だけ増えた時、実質的に制御素子の抵抗値よりも低く、
(c)制御素子の抵抗値が第1所定抵抗値量だけ増えた時、第2所定抵抗値量だけ増える;
そして、制御素子の抵抗値が第1所定抵抗値量だけ増え、バイパス素子の抵抗値が第2所定抵抗値量だけ増えた時、回路遮断素子はノーマル状態からフォールト状態に切り替えられる。
a.この回路は、
(1)ノーマル電流INORMALと、
(2)ノーマル入力電圧VNORMALとを有し;
b.制御素子はINORMALよりも大きい制御素子トリップ電流ITRIPを有する;および
c.回路遮断素子はメカニカルスイッチを備え、
(1)INORMALよりも大きい電流ICARRYを通す定格と、
(2)VNORMALと等しい電圧において実質的にITRIPよりも小さい電流IINTERRUPTを遮断する定格とを有する;
したがって、回路電流がITRIPを超えると、制御素子は回路電流をIINTERRUPT以下に減らし、これにより、回路遮断素子が回路電流を遮断するのを許す。
a.この回路は、
(1)ノーマル電流INORMALと、
(2)ノーマル入力電圧VNORMALとを有し;
b.バイパス素子は、実質的にINORMALよりも小さいバイパス素子トリップ電流IBYPASSTRIPを有する;および
c.制御素子はメカニカルスイッチを備え、
(1)INORMALよりも大きい電流ICONTROLPASSを遮断する定格と、
(2)VNORMALよりも低い電圧VCONTROLTRIPにおいてINORMALよりも大きい電流ICONTROLTRIPを遮断する定格とを有する;
したがって、回路電流がICONTROLTRIPを超えると、制御素子は制御素子内の電流を遮断し、これにより、回路内の電流をバイパス素子に分流し、バイパス内の電流がIBYPASSTRIPを超えると、バイパス素子は回路電流を実質的に低下させる。
a.この回路は、
(1)ノーマル電流INORMALと、
(2)ノーマル入力電圧VNORMALとを有し;
b.バイパス素子は、実質的にINORMALよりも小さいバイパス素子トリップ電流IBYPASSTRIPを有する;および
c.制御素子はメカニカルスイッチを備え、
(1)INORMALよりも大きい電流ICONTROLPASSを通す定格と、
(2)VNORMALよりも低い電圧VCONTROLTRIPにおいてINORMALよりも大きい電流ICONTROLTRIPを遮断する定格とを有する;および
d.回路遮断素子はメカニカルスイッチを備え、
(1)INORMALよりも大きい電流ICARRYを通す定格と、
(2)VNORMALと等しい電圧において実質的にICONTROLTRIPよりも小さい電流IINTERRUPTを遮断する定格とを有する;
したがって、回路電流がICONTROLTRIPを超えると、制御素子は制御素子内の電流を遮断し、これにより、回路内の電流をバイパス素子に分流し、および、バイパス内の電流がIBYPASSTRIPを超えると、バイパス素子は回路電流をIINTERRUPT以下に減らし、これにより、回路遮断素子が回路電流を遮断するのを許す。
Claims (2)
- 電力供給源と電気的負荷の間に直列に接続されて所定の回路を形成することが可能で、このように接続された場合に前記回路を過電流から保護する過電流保護システムであって、前記過電流保護システムは、制御素子と、回路遮断素子と、バイパス素子と、補助二極スイッチと、補助抵抗器とを備え、
a.前記制御素子は、
(1)小電流INORMALが当該制御素子を流れるとき、低抵抗値RLOWを有し、
(2)当該制御素子を流れる電流が、前記小電流INORMALから、前記小電流INORMALよりも大きな大電流IFAULTに増えたとき、前記低抵抗値RLOWよりも高い高抵抗値RFAULTに切り替えられ、
(3)PTC装置と、前記PTC装置に並列接続された電圧クランプ装置とを備え、
b.前記回路遮断素子は、
(1)前記制御素子と直列に接続され、
(2)回路スイッチを備え、前記回路スイッチは、
(a)前記小電流INORMALが前記制御素子を流れるとき、前記過電流保護システムに前記小電流INORMALが流れる、閉じたノーマル状態と、
(b)最大でも、前記小電流INORMAL未満である低下した電流が流れる、開いたフォールト状態とを有し、
c.前記バイパス素子は、
(1)前記制御素子と前記回路遮断素子の直列接続回路に並列接続され、
(2)前記バイパス素子を流れる電流の増大によって前記回路スイッチが前記フォールト状態に切り替えられるように、前記回路遮断素子に機能的にリンクされ、
(3)前記バイパス素子内を流れる電流の増加に応じて前記回路スイッチを当該回路スイッチのノーマル状態から当該回路スイッチのフォールト状態へと切り替えさせるリレーコイルを備え、
d.前記補助二極スイッチは、
(1)前記回路スイッチが閉じているとき、前記電気的負荷を前記電力供給源に接続し、
(2)前記回路スイッチが開いているとき、前記電気的負荷を前記電力供給源から切り離し、前記補助抵抗器を前記電力供給源に接続し、
e.前記補助抵抗器は、前記回路スイッチをフォールト状態に保持するために充分な電流が前記バイパス素子のリレーコイルに流れるように充分小さい抵抗値を有し、
それによって、前記過電流保護システムを流れる電流が前記小電流INORMALから前記大電流IFAULTに増えると、
(i)前記制御素子の抵抗値が前記低抵抗値RLOWから前記高抵抗値RFAULTに増大し、
(ii)増大した電流が前記バイパス素子に流れ、
(iii)前記回路スイッチが前記フォールト状態に切り替えられることを特徴とする過電流保護システム。 - a.電力供給源と、
b.電気的負荷と、
c.請求項1記載の過電流保護システムと
を備えたことを特徴とする電気回路。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US373395P | 1995-09-14 | 1995-09-14 | |
US08/564,465 US5864458A (en) | 1995-09-14 | 1995-11-29 | Overcurrent protection circuits comprising combinations of PTC devices and switches |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51205897A Division JP3977425B2 (ja) | 1995-09-14 | 1996-09-12 | 過電流保護回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007215399A JP2007215399A (ja) | 2007-08-23 |
JP4109310B2 true JP4109310B2 (ja) | 2008-07-02 |
Family
ID=26672132
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51205897A Expired - Lifetime JP3977425B2 (ja) | 1995-09-14 | 1996-09-12 | 過電流保護回路 |
JP53523497A Expired - Fee Related JP3169616B2 (ja) | 1995-09-14 | 1996-10-04 | 低密度洗剤組成物の製造法 |
JP2007079227A Expired - Lifetime JP4109310B2 (ja) | 1995-09-14 | 2007-03-26 | 過電流保護システムおよびそれを備えた電気回路 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51205897A Expired - Lifetime JP3977425B2 (ja) | 1995-09-14 | 1996-09-12 | 過電流保護回路 |
JP53523497A Expired - Fee Related JP3169616B2 (ja) | 1995-09-14 | 1996-10-04 | 低密度洗剤組成物の製造法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5864458A (ja) |
EP (1) | EP0850504B1 (ja) |
JP (3) | JP3977425B2 (ja) |
KR (1) | KR19990044601A (ja) |
CN (1) | CN1084944C (ja) |
AT (1) | ATE282256T1 (ja) |
DE (1) | DE69633828T2 (ja) |
WO (1) | WO1997010636A2 (ja) |
Families Citing this family (83)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6437955B1 (en) | 1995-09-14 | 2002-08-20 | Tyco Electronics Corporation | Frequency-selective circuit protection arrangements |
US6078160A (en) * | 1997-10-31 | 2000-06-20 | Cilluffo; Anthony | Bidirectional DC motor control circuit including overcurrent protection PTC device and relay |
FR2772524B1 (fr) * | 1997-12-12 | 2000-05-12 | Legrand Sa | Dispositif de protection contre des surintensites, notamment pour la protection rearmable d'un interrupteur controle |
CN1201456C (zh) * | 1998-02-06 | 2005-05-11 | 泰科电子有限公司 | 电气系统 |
AU2492999A (en) | 1998-02-06 | 1999-08-23 | Raychem Limited | Electrical protection systems |
FR2778033B1 (fr) * | 1998-04-28 | 2000-07-13 | Legrand Sa | Dispositif de detection de niveau de courant pour la protection d'un circuit contre les surintensites en courant alternatif |
US6072680A (en) * | 1998-07-28 | 2000-06-06 | Airpax Corporation, Llc | High temperature lockout and thermostat |
US6243276B1 (en) | 1999-05-07 | 2001-06-05 | S-B Power Tool Company | Power supply system for battery operated devices |
DE19927762A1 (de) * | 1999-06-17 | 2001-01-04 | Abb Research Ltd | Neue elektrische Schalteinrichtung zum Überstromschutz |
US6278596B1 (en) | 1999-06-17 | 2001-08-21 | Tektronix, Inc. | Active ground fault disconnect |
US6489879B1 (en) * | 1999-12-10 | 2002-12-03 | National Semiconductor Corporation | PTC fuse including external heat source |
FR2809545B1 (fr) * | 2000-05-23 | 2002-10-11 | St Microelectronics Sa | Dispositif de protection serie pour une ligne de transmission de donnees ou d'energie |
AT410867B (de) * | 2001-04-06 | 2003-08-25 | Siemens Ag Oesterreich | Spannungsversorgung mit abschaltsicherung |
US20020196120A1 (en) * | 2001-06-20 | 2002-12-26 | Hopkinson Philip J. | Non-energy limiting class 2 transformer with positive temperature protection |
US6659783B2 (en) | 2001-08-01 | 2003-12-09 | Tyco Electronics Corp | Electrical connector including variable resistance to reduce arcing |
US6788515B1 (en) * | 2001-09-13 | 2004-09-07 | G&W Electric Co. | Over-current control |
KR100427052B1 (ko) * | 2002-02-20 | 2004-04-13 | 상도전기통신 주식회사 | 정온특성 써미스터를 이용한 배선용 차단장치 |
US6743630B2 (en) | 2002-03-06 | 2004-06-01 | The Trustees Of Columbia University In The City Of New York | Method of preparing a protein array based on biochemical protein-protein interaction |
KR100462880B1 (ko) * | 2002-04-18 | 2004-12-17 | 삼성전자주식회사 | 돌입 전류 방지 회로 |
US20030198001A1 (en) * | 2002-04-19 | 2003-10-23 | Lawrence Lile | Methods and systems for protecting circuit |
JP2004014434A (ja) * | 2002-06-11 | 2004-01-15 | Uchiya Thermostat Kk | 直流電流遮断スイッチ |
JP4050098B2 (ja) * | 2002-06-11 | 2008-02-20 | ウチヤ・サーモスタット株式会社 | 直流電流遮断スイッチ |
TW551735U (en) * | 2002-10-08 | 2003-09-01 | Polytronics Technology Corp | Over-current protection device |
JP4003124B2 (ja) * | 2002-11-12 | 2007-11-07 | 株式会社安川電機 | 自動機械の制御装置 |
AU2002953412A0 (en) * | 2002-12-18 | 2003-01-09 | George Stephen Ramsay | Electrical device with a safety switch |
US20050244150A1 (en) * | 2004-04-30 | 2005-11-03 | Hygema Terry L | Fused heater circuit with voltage reducing diode |
US7113381B2 (en) * | 2004-06-25 | 2006-09-26 | Shallco, Inc. | Overcurrent protection circuit including auto-reset breaker and PTC resistor |
US7145759B2 (en) * | 2004-06-25 | 2006-12-05 | Shallco, Inc. | Overcurrent protection circuit including auto-reset breaker and PTC resistor |
JP4847970B2 (ja) | 2005-01-31 | 2011-12-28 | ジョージア テック リサーチ コーポレイション | アクティブサージ電流制限器 |
KR100661685B1 (ko) * | 2005-02-22 | 2006-12-26 | 엘에스전선 주식회사 | 누설 전류 방지 기능을 구비한 ptc 차단기 |
US7719804B1 (en) | 2005-03-15 | 2010-05-18 | Pass & Seymour, Inc. | Protective device with improved surge protection |
CA2627313C (en) | 2005-10-24 | 2014-12-16 | Georgia Tech Research Corporation | Reduction of inrush current due to voltage sags |
US7265560B2 (en) * | 2005-11-23 | 2007-09-04 | Therm-O-Disc, Incorporated | Temperature compensated vapor sensor |
DE102006003124A1 (de) * | 2006-01-23 | 2007-08-02 | Siemens Ag | Verfahren zur Realisierung eines verbesserten thermomechanischen Überlastschutzes und zugehörige Überlastschutzeinrichtung |
US8300372B2 (en) * | 2006-04-04 | 2012-10-30 | Cerus Industrial Corporation | Apparatus, system, and/or method for protection and control of an electrical device |
US8861156B1 (en) | 2006-04-04 | 2014-10-14 | Kent Jeffrey Holce | Status providing starter apparatus, system, and/or method |
KR100798123B1 (ko) * | 2006-11-29 | 2008-01-28 | 프롬써어티 주식회사 | 다수의 클램프 저항 소자를 구비하는 클램프 회로 |
KR20120050532A (ko) * | 2007-03-16 | 2012-05-18 | 타이코 일렉트로닉스 레이켐 케이. 케이. | 회로 보호 디바이스 |
KR101599071B1 (ko) * | 2007-04-05 | 2016-03-02 | 조지아 테크 리서치 코오포레이션 | 전압 서지 및 과전압 보호 |
EP1995744B1 (de) * | 2007-05-25 | 2014-03-19 | Rohde & Schwarz GmbH & Co. KG | Miniaturrelais-Schalter |
US10910816B2 (en) * | 2007-06-20 | 2021-02-02 | S&C Electric Company | Fault protection device with group trip delay and method |
US7902794B2 (en) | 2007-07-03 | 2011-03-08 | Intersil Americas Inc. | Over-voltage protected battery charger with bypass |
KR100942789B1 (ko) * | 2008-09-02 | 2010-02-18 | 연세대학교 산학협력단 | 위상동기회로를 이용한 하이브리드 한류기 |
KR100981843B1 (ko) * | 2008-10-30 | 2010-09-13 | 한국전력공사 | 선로 변경식 한류기 |
DE102008064393B4 (de) * | 2008-12-22 | 2012-12-06 | Lisa Dräxlmaier GmbH | Vorrichtung und Verfahren zur Absicherung einer elektrischen Leitung |
DE102009007969A1 (de) * | 2009-02-06 | 2010-08-19 | Siemens Aktiengesellschaft | Kurzschluss-Schutzvorrichtung und Schaltanlage mit derartigen Schutzvorrichtungen |
US8305725B2 (en) * | 2009-08-21 | 2012-11-06 | Motorola Solutions, Inc. | Current limiting apparatus and method |
US8279564B2 (en) * | 2009-10-27 | 2012-10-02 | Hunter Fan Company | Power limiting method and apparatus |
KR100973910B1 (ko) * | 2010-02-18 | 2010-08-03 | (주)주원 | 엘이디조명 구동장치 |
EP2407995B1 (en) | 2010-07-16 | 2014-12-10 | Tyco Electronics France SAS | Contact protection circuit and high voltage relay comprising the same |
BR112013006956B1 (pt) * | 2010-09-24 | 2020-04-22 | Siemens Ag | dispositivo submarino de comutação de energia e métodos de operação do mesmo |
WO2012081659A1 (ja) * | 2010-12-16 | 2012-06-21 | タイコエレクトロニクスジャパン合同会社 | 保護デバイス |
US9299524B2 (en) | 2010-12-30 | 2016-03-29 | Innovolt, Inc. | Line cord with a ride-through functionality for momentary disturbances |
US20120218674A1 (en) * | 2011-02-28 | 2012-08-30 | Schultz Neal H | Overcurrent Protection System |
DE102011001977C5 (de) * | 2011-04-12 | 2015-12-03 | Phoenix Contact Gmbh & Co. Kg | Zweistufige Abschaltvorrichtung für einen Varistor |
WO2012145383A2 (en) | 2011-04-18 | 2012-10-26 | Innovolt, Inc. | Voltage sag corrector using a variable duty cycle boost converter |
KR101349486B1 (ko) * | 2011-11-30 | 2014-01-16 | 현대자동차주식회사 | 연료필터 히터시스템 |
DE102011056577C5 (de) | 2011-12-19 | 2015-02-19 | Sma Solar Technology Ag | Schaltungsanordnung zur Unterdrückung eines bei einem Schaltvorgang auftretenden Lichtbogens |
WO2013099678A1 (ja) * | 2011-12-27 | 2013-07-04 | タイコエレクトロニクスジャパン合同会社 | 保護デバイス |
CN103219701B (zh) * | 2012-01-18 | 2015-08-05 | Tcl德龙家用电器(中山)有限公司 | 一种变频空调用瞬间断电自恢复保护电路及其方法 |
JP2013207854A (ja) * | 2012-03-27 | 2013-10-07 | Daihen Corp | 過電流保護装置及びロボット制御装置 |
TWI457048B (zh) * | 2012-06-07 | 2014-10-11 | Polytronics Technology Corp | 照明裝置及其電源電壓應用方法 |
JP2013257962A (ja) * | 2012-06-11 | 2013-12-26 | Calsonic Kansei Corp | 安全装置 |
CN102761114B (zh) * | 2012-07-18 | 2015-01-28 | 海能达通信股份有限公司 | 浪涌电流抑制电路 |
DE102013202793B4 (de) * | 2013-02-20 | 2015-03-19 | Phoenix Contact Gmbh & Co. Kg | Reversible Abtrennvorrichtung |
TWI625754B (zh) | 2013-07-02 | 2018-06-01 | Tyco Electronics Japan G K | Protective member |
KR20150012425A (ko) * | 2013-07-25 | 2015-02-04 | 에스케이이노베이션 주식회사 | 배터리 과충전 방지 장치 |
DE102014203476A1 (de) * | 2014-02-26 | 2015-08-27 | Robert Bosch Gmbh | Batteriesystem und Verfahren zum Betreiben eines solchen |
JP6311357B2 (ja) * | 2014-03-05 | 2018-04-18 | 株式会社オートネットワーク技術研究所 | 防止装置 |
US9448274B2 (en) * | 2014-04-16 | 2016-09-20 | Teradyne, Inc. | Circuitry to protect a test instrument |
CN104617653B (zh) * | 2015-02-15 | 2017-07-21 | 华为技术有限公司 | 一种选择性保护电路、方法及供电系统 |
KR102137698B1 (ko) * | 2015-07-10 | 2020-08-13 | 주식회사 엘지화학 | 배터리 보호 회로 장치 |
US10707475B2 (en) | 2015-12-18 | 2020-07-07 | Bourns, Inc. | Battery housing |
CN108258654B (zh) * | 2016-12-29 | 2020-02-11 | 上海海拉电子有限公司 | 一种dc稳压变换器及其控制方法 |
CN107681643A (zh) * | 2017-09-22 | 2018-02-09 | 国网江西省电力公司电力科学研究院 | 一种可抑制配变励磁涌流的高压熔断器 |
CN111247735B (zh) * | 2017-10-24 | 2023-06-30 | 三菱电机株式会社 | 电动机驱动装置 |
CN109861356B (zh) | 2018-05-09 | 2023-03-24 | 台达电子工业股份有限公司 | 冲击电流抑制模块、车载双向充电机及控制方法 |
CN112335118B (zh) | 2018-06-22 | 2023-01-10 | 伯恩斯公司 | 电路断路器 |
CN109066640B (zh) * | 2018-07-12 | 2021-01-26 | 成都铁达电子股份有限公司 | 新型的防雷过压保护器件 |
WO2020142869A1 (zh) * | 2019-01-07 | 2020-07-16 | 深圳市大疆创新科技有限公司 | 一种供电控制电路、供电系统及可移动平台 |
CN110086141A (zh) * | 2019-05-27 | 2019-08-02 | 福建和晔电气有限公司 | 一种高压电力电缆护层智能接地装置 |
JP2022551801A (ja) | 2019-08-27 | 2022-12-14 | ボーンズ、インコーポレイテッド | 電池パック用一体型熱遮断装置付きコネクタ |
US11855451B2 (en) * | 2020-09-25 | 2023-12-26 | Analog Devices International Unlimited Company | Bootstrapped line-protector CMOS switch |
Family Cites Families (60)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3241026A (en) * | 1961-12-08 | 1966-03-15 | Philips Corp | Load protective device including positive temperature coefficient resistance |
US3249810A (en) * | 1962-11-20 | 1966-05-03 | Westinghouse Electric Corp | Circuit interrupting apparatus |
DE1613895A1 (de) * | 1966-06-10 | 1971-06-03 | Texas Instruments Inc | Strombegrenzungsvorrichtung |
GB1214659A (en) * | 1967-02-27 | 1970-12-02 | Mitsubishi Electric Corp | A current limiting device |
DE2042935C3 (de) * | 1970-08-29 | 1973-09-20 | Albert 8070 Ingolstadt Niefnecker | Belastungsabhängige Motorschutzschaltung |
US3943473A (en) * | 1974-04-29 | 1976-03-09 | Square D Company | Current limiting circuit breaker |
DE2443522C2 (de) * | 1974-09-11 | 1976-09-02 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur begrenzung von einschaltstromspitzen |
US4071836A (en) * | 1976-09-07 | 1978-01-31 | Square D Company | Current limiting circuit breaker |
DE2751451A1 (de) * | 1977-11-18 | 1979-05-23 | Bbc Brown Boveri & Cie | Elektrisches schaltgeraet |
US4238812A (en) * | 1978-12-01 | 1980-12-09 | Raychem Corporation | Circuit protection devices comprising PTC elements |
US4237441A (en) * | 1978-12-01 | 1980-12-02 | Raychem Corporation | Low resistivity PTC compositions |
US4315237A (en) * | 1978-12-01 | 1982-02-09 | Raychem Corporation | PTC Devices comprising oxygen barrier layers |
DE2928786A1 (de) * | 1979-07-17 | 1981-02-05 | Bbc Brown Boveri & Cie | Leitungsschutzschalter |
US4545926A (en) * | 1980-04-21 | 1985-10-08 | Raychem Corporation | Conductive polymer compositions and devices |
US5049850A (en) * | 1980-04-21 | 1991-09-17 | Raychem Corporation | Electrically conductive device having improved properties under electrical stress |
US4317027A (en) * | 1980-04-21 | 1982-02-23 | Raychem Corporation | Circuit protection devices |
IT1145396B (it) * | 1980-11-19 | 1986-11-05 | Texas Instruments Italia Spa | Perfezionamento nei rele' elettromagnetici ad eccitazione controllata da un elemento a coefficiente positivo di temperatura |
US4845838A (en) * | 1981-04-02 | 1989-07-11 | Raychem Corporation | Method of making a PTC conductive polymer electrical device |
US4426633A (en) * | 1981-04-15 | 1984-01-17 | Raychem Corporation | Devices containing PTC conductive polymer compositions |
US4935156A (en) * | 1981-09-09 | 1990-06-19 | Raychem Corporation | Conductive polymer compositions |
US4485283A (en) * | 1982-08-27 | 1984-11-27 | General Electric Company | Current limiter unit |
JPS5946730A (ja) * | 1982-09-10 | 1984-03-16 | 株式会社東芝 | 電磁接触器 |
JPS5949127A (ja) * | 1982-09-13 | 1984-03-21 | 株式会社東芝 | 回路しや断器 |
US4859836A (en) * | 1983-10-07 | 1989-08-22 | Raychem Corporation | Melt-shapeable fluoropolymer compositions |
US4574229A (en) * | 1983-10-20 | 1986-03-04 | Kim In S | Power efficient motor starter and circuit breaker for an induction motor |
JPS6122720A (ja) * | 1984-07-09 | 1986-01-31 | 株式会社東芝 | 回路しや断器の過電流引はずし装置 |
JPS6122719A (ja) * | 1984-07-09 | 1986-01-31 | 株式会社東芝 | 回路しや断器の過電流引はずし装置 |
US4780598A (en) * | 1984-07-10 | 1988-10-25 | Raychem Corporation | Composite circuit protection devices |
US4583146A (en) * | 1984-10-29 | 1986-04-15 | General Electric Company | Fault current interrupter |
US4774024A (en) * | 1985-03-14 | 1988-09-27 | Raychem Corporation | Conductive polymer compositions |
US4724417A (en) * | 1985-03-14 | 1988-02-09 | Raychem Corporation | Electrical devices comprising cross-linked conductive polymers |
US4857880A (en) * | 1985-03-14 | 1989-08-15 | Raychem Corporation | Electrical devices comprising cross-linked conductive polymers |
US4689475A (en) * | 1985-10-15 | 1987-08-25 | Raychem Corporation | Electrical devices containing conductive polymers |
DE3544647A1 (de) * | 1985-12-27 | 1987-06-19 | Gen Electric | Fehlerstromschalter |
FR2606929B1 (fr) * | 1986-11-14 | 1989-02-10 | Telemecanique Electrique | Dispositif interrupteur pour appareil de protection |
US4724504A (en) * | 1986-12-22 | 1988-02-09 | Hamilton Standard Controls, Inc. | Rapid turn-on, slow drop-out control arrangement |
US4907340A (en) * | 1987-09-30 | 1990-03-13 | Raychem Corporation | Electrical device comprising conductive polymers |
US4924074A (en) * | 1987-09-30 | 1990-05-08 | Raychem Corporation | Electrical device comprising conductive polymers |
US4808965A (en) * | 1987-11-06 | 1989-02-28 | Therm-O-Disc, Incorporated | Thermal protector |
US4910631A (en) * | 1988-01-25 | 1990-03-20 | Westinghouse Electric Corp. | Circuit breaker with over-temperature protection and low error I2 t calculator |
DE8806648U1 (de) * | 1988-05-20 | 1989-06-22 | Hofsäss, Peter, 7530 Pforzheim | Temperaturschalteinrichtung |
US4901186A (en) * | 1988-06-06 | 1990-02-13 | Therm-O-Disc, Incorporated | Temperature compensated thermal protector |
US4967176A (en) * | 1988-07-15 | 1990-10-30 | Raychem Corporation | Assemblies of PTC circuit protection devices |
SE462250B (sv) * | 1988-10-13 | 1990-05-21 | Asea Brown Boveri | Anordning foer oeverstroemsskydd |
CA2019925A1 (en) * | 1989-06-30 | 1990-12-31 | Paul R. Staples | Ptc electromechanical relay |
FR2653592B1 (fr) * | 1989-10-20 | 1991-12-20 | Merlin Gerin | Dispositif de commande d'un telerupteur. |
FR2653593B1 (fr) * | 1989-10-20 | 1995-11-24 | Merlin Gerin | Telerupteur a dispositif de limitation de courant ref. 1736. |
SE465524B (sv) * | 1990-02-08 | 1991-09-23 | Asea Brown Boveri | Anordning foer oeverlast- och kortslutningsskydd i elektriska anlaeggningar |
US5089801A (en) * | 1990-09-28 | 1992-02-18 | Raychem Corporation | Self-regulating ptc devices having shaped laminar conductive terminals |
JPH05101907A (ja) * | 1991-03-30 | 1993-04-23 | Toshiba Corp | 電力用遮断器および電力用抵抗体 |
JPH04351825A (ja) * | 1991-05-28 | 1992-12-07 | Meidensha Corp | 配線用遮断器 |
JPH056723A (ja) * | 1991-06-27 | 1993-01-14 | Meidensha Corp | 断路器の開閉電流低減回路 |
JPH056725A (ja) * | 1991-06-27 | 1993-01-14 | Meidensha Corp | 遮断回路および遮断方式 |
JPH056720A (ja) * | 1991-06-27 | 1993-01-14 | Meidensha Corp | 柱上開閉器 |
SE469250B (sv) * | 1991-10-07 | 1993-06-07 | Asea Brown Boveri | Anordning foer oeverlast- och kortslutningsskydd i elektriska anlaeggningar |
US5378407A (en) * | 1992-06-05 | 1995-01-03 | Raychem Corporation | Conductive polymer composition |
US5379176A (en) * | 1993-05-03 | 1995-01-03 | John Fluke Mfg. Co., Inc. | Protective input circuit for an instrument |
US5493101A (en) * | 1993-12-15 | 1996-02-20 | Eaton Corporation | Positive temperature coefficient transition sensor |
US5428195A (en) * | 1994-01-31 | 1995-06-27 | General Electric Company | Current limiter unit for molded case circuit breakers |
JP3237446B2 (ja) * | 1995-03-29 | 2001-12-10 | 市光工業株式会社 | 直流モータ駆動制御回路 |
-
1995
- 1995-11-29 US US08/564,465 patent/US5864458A/en not_active Expired - Lifetime
-
1996
- 1996-09-12 EP EP96930814A patent/EP0850504B1/en not_active Expired - Lifetime
- 1996-09-12 KR KR1019980701851A patent/KR19990044601A/ko not_active Application Discontinuation
- 1996-09-12 WO PCT/US1996/014550 patent/WO1997010636A2/en active IP Right Grant
- 1996-09-12 CN CN96197946A patent/CN1084944C/zh not_active Expired - Lifetime
- 1996-09-12 JP JP51205897A patent/JP3977425B2/ja not_active Expired - Lifetime
- 1996-09-12 DE DE69633828T patent/DE69633828T2/de not_active Expired - Lifetime
- 1996-09-12 AT AT96930814T patent/ATE282256T1/de not_active IP Right Cessation
- 1996-10-04 JP JP53523497A patent/JP3169616B2/ja not_active Expired - Fee Related
-
2007
- 2007-03-26 JP JP2007079227A patent/JP4109310B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69633828T2 (de) | 2005-10-27 |
JP2007215399A (ja) | 2007-08-23 |
KR19990044601A (ko) | 1999-06-25 |
WO1997010636A3 (en) | 1997-07-17 |
EP0850504B1 (en) | 2004-11-10 |
DE69633828D1 (de) | 2004-12-16 |
EP0850504A2 (en) | 1998-07-01 |
CN1084944C (zh) | 2002-05-15 |
US5864458A (en) | 1999-01-26 |
WO1997010636A2 (en) | 1997-03-20 |
JP3169616B2 (ja) | 2001-05-28 |
ATE282256T1 (de) | 2004-11-15 |
JP3977425B2 (ja) | 2007-09-19 |
CN1200844A (zh) | 1998-12-02 |
JPH11508313A (ja) | 1999-07-21 |
JPH11512598A (ja) | 1999-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4109310B2 (ja) | 過電流保護システムおよびそれを備えた電気回路 | |
EP0850505B1 (en) | Overcurrent protection circuit | |
US5737160A (en) | Electrical switches comprising arrangement of mechanical switches and PCT device | |
US5737161A (en) | Overcurrent protection device and arrangement | |
JP3869013B2 (ja) | 回路保護装置 | |
EP1604440B1 (en) | Electronic circuit breaker | |
US6342994B1 (en) | Protective device against excessive currents, in particular for resettable protection of a controlled switch | |
US5530613A (en) | Current limiting circuit controller | |
JP6101283B2 (ja) | スイッチング部材の接点ギャップにわたって発生するアークを抑圧するための回路装置 | |
US8547673B2 (en) | Electrical switching apparatus with overvoltage protection | |
EP1575141A1 (en) | Protection against surges of electric current | |
KR19990044603A (ko) | 과전류 방지 회로 | |
US5667711A (en) | Circuit breaker incorporating trip coil as shunt resistor in parallel with current limiting polymer | |
JP2001515652A (ja) | 改良されたアーク遮断性能を持つ遮断器 | |
EP2621043B1 (en) | Current Limiter | |
EP1647079B1 (en) | Protection system for medium-voltage potential transformers | |
US5831803A (en) | Overcurrent protection circuit | |
US3600635A (en) | Protection circuit including a thyristor and a three terminal device | |
US5617281A (en) | Low cost circuit controller | |
US3987340A (en) | Combination motor controller including resistor shunted fusible elements | |
EP1361637A2 (en) | Overcurrent protection circuit | |
CN118043923A (zh) | 保护开关设备 | |
CN118020135A (zh) | 保护开关设备 | |
EP0371275A2 (en) | A high speed, current limiting device | |
Zburlea | FUSES AND PROTECTION RELAYS |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070731 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20071031 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20071105 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20071130 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20071205 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20071228 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20080108 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080130 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20080311 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20080403 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110411 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120411 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120411 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130411 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130411 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140411 Year of fee payment: 6 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |