DE69939831D1 - Licht bogenfehlerdetektionssystem - Google Patents

Licht bogenfehlerdetektionssystem

Info

Publication number
DE69939831D1
DE69939831D1 DE69939831T DE69939831T DE69939831D1 DE 69939831 D1 DE69939831 D1 DE 69939831D1 DE 69939831 T DE69939831 T DE 69939831T DE 69939831 T DE69939831 T DE 69939831T DE 69939831 D1 DE69939831 D1 DE 69939831D1
Authority
DE
Germany
Prior art keywords
detection system
error detection
light bow
bow error
light
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
Application number
DE69939831T
Other languages
English (en)
Inventor
Andy A Haun
Alan G Coats
Kon B Wong
Robert F Dvorak
Gary W Scott
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schneider Electric USA Inc
Original Assignee
Square D Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of DE69939831D1 publication Critical patent/DE69939831D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/12Automatic release mechanisms with or without manual release
    • H01H71/123Automatic release mechanisms with or without manual release using a solid-state trip unit
    • H01H71/125Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00Details of emergency protective circuit arrangements
    • H02H1/0007Details of emergency protective circuit arrangements concerning the detecting means
    • H02H1/0015Using arc detectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H2083/201Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other abnormal electrical condition being an arc fault
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2300/00Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
    • H01H2300/03Application domotique, e.g. for house automation, bus connected switches, sensors, loads or intelligent wiring
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00Details of emergency protective circuit arrangements
    • H02H1/06Arrangements for supplying operative power
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08Emergency 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
    • H02H3/10Emergency 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 additionally responsive to some other abnormal electrical conditions
    • H02H3/105Emergency 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 additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/44Emergency 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 the rate of change of electrical quantities
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/14Protecting elements, switches, relays or circuit breakers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
DE69939831T 1998-08-05 1999-07-19 Licht bogenfehlerdetektionssystem Expired - Lifetime DE69939831D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/129,685 US6259996B1 (en) 1998-02-19 1998-08-05 Arc fault detection system
PCT/US1999/016302 WO2000008663A1 (en) 1998-08-05 1999-07-19 Arc fault detection system

Publications (1)

Publication Number Publication Date
DE69939831D1 true DE69939831D1 (de) 2008-12-11

Family

ID=22441122

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69939831T Expired - Lifetime DE69939831D1 (de) 1998-08-05 1999-07-19 Licht bogenfehlerdetektionssystem

Country Status (5)

Country Link
US (1) US6259996B1 (de)
EP (1) EP1103057B1 (de)
CA (1) CA2338742C (de)
DE (1) DE69939831D1 (de)
WO (1) WO2000008663A1 (de)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6625550B1 (en) * 1998-02-19 2003-09-23 Square D Company Arc fault detection for aircraft
US6567250B1 (en) * 1998-02-19 2003-05-20 Square D Company Arc fault protected device
US7400477B2 (en) 1998-08-24 2008-07-15 Leviton Manufacturing Co., Inc. Method of distribution of a circuit interrupting device with reset lockout and reverse wiring protection
JP4413358B2 (ja) * 2000-01-31 2010-02-10 富士通株式会社 障害監視システム及び障害通知方法
US7035066B2 (en) 2000-06-02 2006-04-25 Raytheon Company Arc-default detecting circuit breaker system
US6532140B1 (en) 2000-06-02 2003-03-11 Raytheon Company Arc-fault detecting circuit breaker system
KR100343122B1 (ko) * 2000-07-18 2002-07-05 김철환 송전 선로에서 가변 무전압시간 제어를 이용한 적응적재폐로 방법
US6522509B1 (en) * 2000-07-21 2003-02-18 Eaton Corporation Arc fault detection in ac electric power systems
US6417671B1 (en) 2000-11-07 2002-07-09 General Electric Company Arc fault circuit breaker apparatus and related methods
US6718004B2 (en) * 2001-06-28 2004-04-06 General Electric Company Methods and apparatus for coronary-specific imaging reconstruction
US6836077B2 (en) 2001-07-05 2004-12-28 General Electric Company Electronic elimination of striations in linear lamps
KR20040032981A (ko) * 2001-08-30 2004-04-17 윌리엄 엘. 스튜어트 전력 관리 방법 및 시스템
US7151656B2 (en) * 2001-10-17 2006-12-19 Square D Company Arc fault circuit interrupter system
US6639768B2 (en) * 2001-12-20 2003-10-28 Eaton Corporation Arc fault detector immune to dimmer transients and a circuit breaker incorporating the same
KR100524540B1 (ko) * 2002-06-22 2005-10-31 서창전기통신 주식회사 아크 결함 검출 장치
US7003435B2 (en) * 2002-10-03 2006-02-21 Leviton Manufacturing Co., Inc. Arc fault detector with circuit interrupter
US7079365B2 (en) * 2002-11-22 2006-07-18 Square D Company Electrical fault detection system
US7253640B2 (en) * 2003-01-13 2007-08-07 Eaton Corporation Arc fault detector and method for locating an arc fault
US7177125B2 (en) * 2003-02-12 2007-02-13 Honeywell International Inc. Arc fault detection for SSPC based electrical power distribution systems
US7126445B1 (en) 2003-04-21 2006-10-24 Raytheon Company Arc-fault detecting circuit-breaker system with status indicator structure
US7492562B2 (en) * 2003-09-10 2009-02-17 Siemens Energy & Automation, Inc. AFCI temperature compensated current sensor
US6972572B2 (en) 2003-12-22 2005-12-06 Leviton Manufacturing Co., Inc. Arc fault detector
US7362552B2 (en) * 2004-07-20 2008-04-22 Eaton Corporation Arc fault circuit interrupter
US20060043490A1 (en) * 2004-09-02 2006-03-02 Texas Instruments Incorporated Electrostatic discharge (ESD) detection and protection
US7130722B2 (en) * 2005-02-22 2006-10-31 Distribution Control Systems, Inc. Smart disconnect switch interbase
US7460346B2 (en) * 2005-03-24 2008-12-02 Honeywell International Inc. Arc fault detection and confirmation using voltage and current analysis
CN100432683C (zh) * 2005-03-31 2008-11-12 珠海格力电器股份有限公司 故障电弧检测方法及其保护电路
US7253996B2 (en) * 2005-04-06 2007-08-07 Eaton Corporation Method and arc fault circuit interrupter employing a hysteresis value for compressor rumble
US7268989B2 (en) * 2005-04-11 2007-09-11 Eaton Corporation Arc fault circuit interrupter for a compressor load
US7362553B2 (en) 2005-06-08 2008-04-22 Eaton Corporation Arc fault circuit interrupter and method for inhibiting series arc protection based on dimmer phase angle
US7253637B2 (en) 2005-09-13 2007-08-07 Square D Company Arc fault circuit interrupter system
US7359168B2 (en) * 2005-10-18 2008-04-15 Eaton Corporation Arc fault circuit interrupter and method for disabling series arc protection during current transients
US7441173B2 (en) * 2006-02-16 2008-10-21 Siemens Energy & Automation, Inc. Systems, devices, and methods for arc fault detection
US20070208520A1 (en) * 2006-03-01 2007-09-06 Siemens Energy & Automation, Inc. Systems, devices, and methods for arc fault management
US7492163B2 (en) * 2006-04-27 2009-02-17 Siemens Energy & Automation, Inc. Systems, devices, and methods for arc fault detection
US7715158B2 (en) * 2006-06-30 2010-05-11 Leviton Manufacturing Company, Inc. Circuit interrupter with live ground detector
US7368918B2 (en) * 2006-07-27 2008-05-06 Siemens Energy & Automation Devices, systems, and methods for adaptive RF sensing in arc fault detection
US20080157781A1 (en) * 2006-12-27 2008-07-03 General Electric Company Methods and systems for detecting series arcs in electrical systems
US7463465B2 (en) * 2006-12-28 2008-12-09 General Electric Company Series arc fault current interrupters and methods
DE102007013712A1 (de) * 2007-03-22 2008-09-25 Ellenberger & Poensgen Gmbh Verfahren und Vorrichtung zur Auswertung schneller Stromänderungen
US20090171603A1 (en) * 2007-12-28 2009-07-02 Sriram Changali Methods of detecting series arcs in electrical signals
CN101910856B (zh) 2008-01-29 2014-06-18 立维腾制造有限公司 自测试故障电路中断器装置和方法
US7924537B2 (en) 2008-07-09 2011-04-12 Leviton Manufacturing Company, Inc. Miswiring circuit coupled to an electrical fault interrupter
US8054591B2 (en) * 2008-07-24 2011-11-08 General Electric Company Arc detection using discrete wavelet transforms
US8159793B2 (en) * 2008-12-22 2012-04-17 General Electric Company Arc detection using detailed and approximate coefficients from discrete wavelet transforms
US8170816B2 (en) * 2008-12-29 2012-05-01 General Electric Company Parallel arc detection using discrete wavelet transforms
US9478969B2 (en) 2009-10-02 2016-10-25 Semiconductor Components Industries, Llc Ground fault circuit interrupter and method
US9331469B2 (en) 2009-10-02 2016-05-03 Semiconductor Components Industries, Llc Ground fault circuit interrupter and method
US8390297B2 (en) 2009-10-02 2013-03-05 Semiconductor Components Industries, Llc Ground fault circuit interrupter and method
US9330875B2 (en) 2009-10-02 2016-05-03 Semiconductor Components Industries, Llc Method for determining a circuit element parameter
DE102009044695A1 (de) 2009-11-27 2011-06-01 Müller, Ingo, Dr. Solarmodul, Modulschalter, Solarkabel, Sammelschiene, Mehrfachkontakt-Steckverbinder
EP2577826A2 (de) 2010-06-03 2013-04-10 Shakira Limited Lichtbogenfehlerdetektor für wechselstrom- oder gleichstrominstallationen
US8542021B2 (en) 2010-11-16 2013-09-24 Schneider Electric USA, Inc. Multi-pole arcing fault circuit breaker including a neutral current sensor
DE102010063422A1 (de) * 2010-12-17 2012-06-21 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Detektieren eines Störlichtbogenereignisses in einem Wechselspannungsnetz
US8547669B2 (en) 2011-01-12 2013-10-01 Schneider Electric USA, Inc. Arc fault mitigation for photovoltaic systems
US9551751B2 (en) 2011-06-15 2017-01-24 Ul Llc High speed controllable load
AT511790A3 (de) * 2011-07-26 2020-06-15 Eaton Gmbh Verfahren zur adaption eines lichtbogensensors
US8599523B1 (en) 2011-07-29 2013-12-03 Leviton Manufacturing Company, Inc. Arc fault circuit interrupter
US9276396B2 (en) 2012-02-17 2016-03-01 General Electric Company Power transmission fault analysis system and related method
US9945894B2 (en) 2012-02-29 2018-04-17 Innovative Scientific Solutions, Inc. Arc fault detection
US9025287B2 (en) 2012-12-19 2015-05-05 Stmicroelectronics S.R.L. Arc fault detection equipment and method using low frequency harmonic current analysis
US9124094B2 (en) 2013-03-14 2015-09-01 Semiconductor Components Industries, Llc Current saturation detection and clamping circuit and method
US9645192B2 (en) 2013-03-14 2017-05-09 Semiconductor Components Industries, Llc Ground fault circuit interrupter and method
US9366716B2 (en) 2013-05-23 2016-06-14 Pentair Thermal Management Llc Sub-harmonic arc fault detection system and method
US9366713B2 (en) 2013-05-23 2016-06-14 Pentair Thermal Management Llc Arc fault detection system and method
FR3010585B1 (fr) 2013-09-12 2017-04-28 Schneider Electric Ind Sas Dispositif de controle et de protection electrique
US9759758B2 (en) 2014-04-25 2017-09-12 Leviton Manufacturing Co., Inc. Ground fault detector
US10212994B2 (en) 2015-11-02 2019-02-26 Icon Health & Fitness, Inc. Smart watch band
US10330704B2 (en) 2016-08-25 2019-06-25 Karl E. Hase System of electrical fixtures with integral current monitoring, telemetry, remote control, safety and sensory features
KR101771098B1 (ko) * 2017-04-27 2017-08-24 주식회사 한산에이엠에스텍크 아크 차단원인 분석을 위한 블랙박스 장치
US11456697B2 (en) * 2017-11-24 2022-09-27 Delta Electronics India Private Limited Solar pumping system and a method for operating solar pumping system
US10782958B2 (en) 2018-05-07 2020-09-22 Schneider Electric USA, Inc. Performance software updates on DF/CAFI breakers with existing hardware architecture
US11300601B2 (en) 2018-06-15 2022-04-12 Schneider Electric USA, Inc. Arc fault detection using single current sensor and wideband analog frontend
CN113219307B (zh) * 2021-07-08 2021-10-15 武汉品迅科技有限公司 一种基于电流行波的配电网弧光接地故障辨识方法

Family Cites Families (158)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2808566A (en) 1953-01-12 1957-10-01 Sierra Electronic Corp Directional apparatus for use with high frequency transmission lines
US2832642A (en) 1956-01-03 1958-04-29 Dow Chemical Co Crinkling device
US2898420A (en) 1957-02-19 1959-08-04 Kuze Yoshikazu Circuit breaking protectors
US3471784A (en) 1967-09-14 1969-10-07 Gen Electric Combination voltage and magnetic loop
NO117033B (de) 1967-10-18 1969-06-23 Elektrisitetsforsyning
US3588611A (en) 1969-10-31 1971-06-28 Westinghouse Electric Corp Transmission line arc detection and location system
US3600502A (en) 1969-11-26 1971-08-17 Westinghouse Electric Corp Electrical condenser bushing having a plurality of cylindrical, interleaved, ground and tap layers
US3622872A (en) 1970-04-16 1971-11-23 Westinghouse Electric Corp Methods and apparatus for detecting and locating corona discharge in high-voltage, fluid-filled electrical inductive apparatus
NL7008914A (de) 1970-06-18 1971-12-21
US3684955A (en) 1970-07-06 1972-08-15 Martin Marietta Corp Wideband balanced current probe
US3660721A (en) 1971-02-01 1972-05-02 Gen Electric Protective equipment for an alternating current power distribution system
DE2127377B2 (de) 1971-02-06 1972-05-25 Perez, Rodriquez Arturo, Madrid Sicherungsautomat mit schaltspule und bimetallelement
US3932790A (en) 1972-02-22 1976-01-13 Harvey Hubbell, Incorporated Ground fault interrupter with reversed line polarity lamp indicator
US3914667A (en) 1972-03-27 1975-10-21 Ite Imperial Corp Rate of rise tripping device
US3775675A (en) 1972-06-15 1973-11-27 Westinghouse Electric Corp Apparatus for indicating when current exceeds a predetermined level and when said level is exceeded for a predetermined period of time
SE368092B (de) 1972-11-06 1974-06-17 Asea Ab
JPS4970183A (de) 1972-11-10 1974-07-06
US3812337A (en) 1973-04-06 1974-05-21 Gte Automatic Electric Lab Inc Sequential control circuit having improved fault detection and diagnostic capabilities
DE2328120B2 (de) 1973-05-30 1975-05-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Geräteanordnung zur Prüfung von metallgekapsetten Hochspannungsanlagen
US3858130A (en) 1973-12-04 1974-12-31 Westinghouse Electric Corp Ground fault circuit breaker with cold temperature bimetal constriction
DE2363933C3 (de) 1973-12-20 1980-09-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Kombinierte Strom- und Spannungsmeßeinrichtung
US3911323A (en) 1974-02-19 1975-10-07 Westinghouse Electric Corp Ground fault protector with arcing fault indicator
DE2409990C2 (de) 1974-02-27 1982-11-25 Siemens AG, 1000 Berlin und 8000 München Meßwandler für Hochspannungsschaltanlagen mit Metallkapselung
US4081852A (en) 1974-10-03 1978-03-28 Westinghouse Electric Corporation Ground fault circuit breaker
DE2548173C3 (de) 1975-10-24 1979-01-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Einrichtung zur Erfassung eines Hochspannungspotentials in metallgekapselten Hochspannungsschaltanlagen und -geräten
USRE30678E (en) 1976-03-26 1981-07-14 Eaton Corp. Dormant oscillator ground to neutral protection for ground fault interrupters
US4052751A (en) 1976-04-12 1977-10-04 The Gillette Company Ground fault interrupter circuit
US4156846A (en) 1977-01-10 1979-05-29 Westinghouse Electric Corp. Detection of arcing faults in generator windings
US4214210A (en) 1978-01-09 1980-07-22 Sprague Electric Company Electromagnetic noise source locator
US4166260A (en) 1978-03-29 1979-08-28 General Electric Company Circuit breaker accessory assembly
US4169260A (en) 1978-04-11 1979-09-25 Mosler Safe Company Capacitive intrusion detector circuitry utilizing reference oscillator drift
GB1603891A (en) 1978-05-12 1981-12-02 Nat Res Dev Apparatus for sensing short circuit faults in alternating current supply lines
US4264856A (en) 1979-03-23 1981-04-28 Basler Electric Company System for maintaining excitation of an alternating current generator during excessive output current conditions
US4233640A (en) 1979-03-26 1980-11-11 General Electric Company Ground fault apparatus and protection system
US4245187A (en) 1979-05-10 1981-01-13 The United States Of America As Represented By The Secretary Of The Navy VLF Capacitor corona detection
US4387336A (en) 1980-02-12 1983-06-07 Southwire Company Method and apparatus for cable conductor shield fault detection
US4344100A (en) 1980-08-07 1982-08-10 Westinghouse Electric Corp. Ground fault circuit breaker with ground fault trip indicator
US4356443A (en) 1980-08-26 1982-10-26 Westinghouse Electric Corp. Detection of arcing faults in polyphase electric machines
US4378525A (en) 1980-09-18 1983-03-29 Burdick Neal M Method and apparatus for measuring a DC current in a wire without making a direct connection to the wire
US4316187A (en) 1981-01-09 1982-02-16 Spencer George A Current rating verification system
JPS5812525A (ja) 1981-07-10 1983-01-24 株式会社日立製作所 強制接地方式
US4466071A (en) 1981-09-28 1984-08-14 Texas A&M University System High impedance fault detection apparatus and method
US4658322A (en) 1982-04-29 1987-04-14 The United States Of America As Represented By The Secretary Of The Navy Arcing fault detector
US4459576A (en) 1982-09-29 1984-07-10 Westinghouse Electric Corp. Toroidal transformer with electrostatic shield
FR2550024B1 (fr) 1983-07-25 1986-03-14 Electricite De France Dispositif de protection a surintensite de courant
GB2149594A (en) 1983-11-09 1985-06-12 Smidth & Co As F L Fast-acting spark-over detector
US4587588A (en) 1984-03-02 1986-05-06 Perma Power Electronics, Inc. Power line transient surge suppressor
US4639817A (en) 1984-05-15 1987-01-27 Westinghouse Electric Corp. Protective relay circuit for detecting arcing faults on low-voltage spot networks
US4616200A (en) 1984-09-12 1986-10-07 Square D Company Circuit breaker
US4652867A (en) 1984-09-25 1987-03-24 Masot Oscar V Circuit breaker indicator
JPS61108976A (ja) 1984-11-01 1986-05-27 Mitsubishi Electric Corp ガス絶縁母線の故障位置検出装置
USH538H (en) 1984-12-20 1988-11-01 The United States Of America As Represented By The Secretary Of The Army Weapon firing inhibitor method and apparatus
US4707759A (en) 1985-02-27 1987-11-17 Bodkin Lawrence E Universal fault circuit interrupter
JPH081773B2 (ja) 1985-03-26 1996-01-10 三菱電機株式会社 ガス絶縁開閉装置
US4702002A (en) 1985-04-22 1987-10-27 General Electric Company Method of forming signal processor module for ground fault circuit breaker
US4642733A (en) 1985-04-25 1987-02-10 Schacht Ezra L Loadcenter "plug-in" surge protector
US4858054A (en) 1985-05-07 1989-08-15 Franklin Frederick F Protective circuits and devices for the prevention of fires
US4839600A (en) 1986-01-10 1989-06-13 Kuurstra John C Ammeter for use with A.C. electric power lines
USH536H (en) 1986-07-18 1988-10-04 The United States Of America As Represented By The Secretary Of The Army Method of detecting and locating an electrostatic discharge event
AU7809087A (en) 1986-08-27 1988-03-24 Kitchens, W.B. A.c.-d.c. spike eliminating bandpass filter
US4866560A (en) 1988-04-22 1989-09-12 Allina Edward F Safeguarding electrical transient surge protection
FR2606929B1 (fr) 1986-11-14 1989-02-10 Telemecanique Electrique Dispositif interrupteur pour appareil de protection
CA1264183A (en) 1986-12-15 1990-01-02 Wagih Z. Fam Poynting vector probe for measuring electric power
US4771355A (en) 1986-12-29 1988-09-13 Electric Power Research Institute, Inc. System and method for arc detection in dynamoelectric machines
US4853818A (en) 1986-12-29 1989-08-01 Electric Power Research Institute, Inc. System and method for detecting arcing in dynamoelectric machines
US4893102A (en) 1987-02-19 1990-01-09 Westinghouse Electric Corp. Electromagnetic contactor with energy balanced closing system
US4833564A (en) 1987-09-24 1989-05-23 Siemens Energy & Automation, Inc. Current sensing relay circuit with adjustable sensitivity and tracking test circuit
GB8727490D0 (en) 1987-11-24 1987-12-23 Nat Res Dev Detecting faults in transmission circuits
US4847719A (en) 1988-02-09 1989-07-11 Cook Max W Apparatus and method for protecting the contacts of an electrical switch from current surges
US4901183A (en) 1988-08-29 1990-02-13 World Products, Inc. Surge protection device
US4969063A (en) 1989-05-16 1990-11-06 Square D Company Circuit breaker with status indicating lights
US5010438A (en) 1989-06-16 1991-04-23 Square D Company Plug-in transient voltage suppressor module
US4949214A (en) 1989-08-28 1990-08-14 Spencer George A Trip delay override for electrical circuit breakers
US4931894A (en) 1989-09-29 1990-06-05 Technology Research Corporation Ground fault current interrupter circuit with arcing protection
US5047724A (en) 1989-12-19 1991-09-10 Bell Communications Research, Inc. Power cable arcing fault detection system
US4939495A (en) 1989-12-19 1990-07-03 Texas Instruments Incorporated Circuit breaker with auxiliary status indicating switch
US5051731A (en) 1990-01-16 1991-09-24 Guim R Blown circuit breaker indicator with light emitting diode
US5121282A (en) 1990-03-30 1992-06-09 White Orval C Arcing fault detector
US5257157A (en) 1990-05-04 1993-10-26 Epstein Barry M Protector network for A-C equipment
US5179491A (en) 1990-07-19 1993-01-12 Square D Company Plug-in circuit breaker
US5168261A (en) 1990-08-23 1992-12-01 Weeks Larry P Circuit breaker simulator
CA2093420C (en) * 1990-10-24 1999-08-24 Howard M. Ham, Jr. Electric arc and radio frequency spectrum detection
US5477150A (en) 1990-10-24 1995-12-19 Hendry Mechanical Works Electric arc and radio frequency spectrum detection
US5208542A (en) 1991-03-28 1993-05-04 Eaton Corporation Timing window arc detection
US5206596A (en) 1991-03-28 1993-04-27 Eaton Corporation Arc detector transducer using an e and b field sensor
US5185686A (en) 1991-03-28 1993-02-09 Eaton Corporation Direction sensing arc detection
US5185687A (en) 1991-03-28 1993-02-09 Eaton Corporation Chaos sensing arc detection
US5185684A (en) 1991-03-28 1993-02-09 Eaton Corporation Frequency selective arc detection
US5185685A (en) 1991-03-28 1993-02-09 Eaton Corporation Field sensing arc detection
US5166861A (en) 1991-07-18 1992-11-24 Square D Company Circuit breaker switchboard
JPH0576136A (ja) 1991-09-13 1993-03-26 Hitachi Ltd 電力供給系統
US5224006A (en) 1991-09-26 1993-06-29 Westinghouse Electric Corp. Electronic circuit breaker with protection against sputtering arc faults and ground faults
ZA926652B (en) 1991-09-26 1993-03-16 Westinghouse Electric Corp Circuit breaker with protection against sputtering arc faults
US5256977A (en) 1991-11-22 1993-10-26 Axis Usa, Inc. High frequency surge tester methods and apparatus
FR2684232A1 (fr) 1991-11-22 1993-05-28 Alsthom Gec Disjoncteur a vide muni de moyens d'autodiagnostic.
US5353014A (en) 1992-04-27 1994-10-04 Carroll John T Circuit breaker with indicator lights
US5280404A (en) 1992-05-15 1994-01-18 Bio-Rad Laboratories, Inc. Arc detection system
NZ253977A (en) 1992-07-10 1997-02-24 Technisearch Ltd High impedance fault detector; monitoring electrical signals to isolate frequency components whose magnitudes are scaled
US5448443A (en) 1992-07-29 1995-09-05 Suvon Associates Power conditioning device and method
US5434509A (en) 1992-07-30 1995-07-18 Blades; Frederick K. Method and apparatus for detecting arcing in alternating-current power systems by monitoring high-frequency noise
US5223795A (en) 1992-07-30 1993-06-29 Blades Frederick K Method and apparatus for detecting arcing in electrical connections by monitoring high frequency noise
US5729145A (en) 1992-07-30 1998-03-17 Siemens Energy & Automation, Inc. Method and apparatus for detecting arcing in AC power systems by monitoring high frequency noise
US5388021A (en) 1992-09-18 1995-02-07 The United States Of America As Represented By The Secretary Of The Navy Voltage surge suppression power circuits
US5499189A (en) * 1992-09-21 1996-03-12 Radar Engineers Signal processing method and apparatus for discriminating between periodic and random noise pulses
US5334939A (en) 1992-11-13 1994-08-02 Cooper Industries, Inc. Ground fault circuit breaker test circuit for panelboards having minimum penetrations and testing circuit breakers without opening panelboard enclosure
US5424894A (en) 1992-11-24 1995-06-13 Briscall; W. Brian Electrical line-fault detector and circuit breaker device
US5383084A (en) 1993-01-08 1995-01-17 Leviton Manufacturing Co., Inc. Circuit analyzing system
US5412526A (en) 1993-02-10 1995-05-02 Square D Company Surge arrester circuit and housing therefor
US5363269A (en) 1993-02-22 1994-11-08 Hubbell Incorporated GFCI receptacle
US5412590A (en) 1993-04-01 1995-05-02 Eaton Corporation Appliance temperature sensor having noise filtering
US5359293A (en) 1993-06-03 1994-10-25 Bell Communications Research, Inc. Electrical cable arcing fault detection by monitoring power spectrum in distribution line
US5452223A (en) 1993-08-20 1995-09-19 Eaton Corporation Arc detection using current variation
US5420740A (en) 1993-09-15 1995-05-30 Eaton Corporation Ground fault circuit interrupter with immunity to wide band noise
US5459630A (en) 1993-09-15 1995-10-17 Eaton Corporation Self testing circuit breaker ground fault and sputtering arc trip unit
US5578931A (en) 1993-10-15 1996-11-26 The Texas A & M University System ARC spectral analysis system
US5485093A (en) 1993-10-15 1996-01-16 The Texas A & M University System Randomness fault detection system
US5659453A (en) 1993-10-15 1997-08-19 Texas A&M University Arc burst pattern analysis fault detection system
US5506789A (en) 1993-10-15 1996-04-09 The Texas A & M University System Load extraction fault detection system
US5512832A (en) 1993-10-15 1996-04-30 The Texas A & M University System Energy analysis fault detection system
US5444424A (en) 1993-10-27 1995-08-22 Square D Company Circuit breaker trip solenoid having over-travel mechanism
US5642002A (en) * 1993-10-29 1997-06-24 Alpha Technologies Apparatus and methods for generating uninterruptible AC power signals
US5481235A (en) 1994-03-31 1996-01-02 Square D Company Conducting spring for a circuit interrupter test circuit
US5446431A (en) 1994-04-28 1995-08-29 Square D Company Ground fault module conductors and base therefor
US5493278A (en) 1994-05-10 1996-02-20 Eaton Corporation Common alarm system for a plurality of circuit interrupters
US5531617A (en) 1994-06-03 1996-07-02 Square D Company Neutral lug assembly for a panelboard
US5483211A (en) 1994-06-23 1996-01-09 Eaton Corporation Two-pole compartmentalized ground fault miniature circuit breaker with a single central electronics compartment
US5546266A (en) 1994-06-24 1996-08-13 Eaton Corporation Circuit interrupter with cause for trip indication
US5590010A (en) 1994-07-12 1996-12-31 Ceola; Giacomo Heat responsive power interrupting device
US5510946A (en) 1994-09-19 1996-04-23 Franklin; Frederick F. Circuit breaker protection against "arc short circuit" hazards
US5568371A (en) 1994-09-29 1996-10-22 Texas A&M University System Active harmonic power filter apparatus and method
US5519561A (en) 1994-11-08 1996-05-21 Eaton Corporation Circuit breaker using bimetal of thermal-magnetic trip to sense current
US5608328A (en) 1994-11-18 1997-03-04 Radar Engineers Method and apparatus for pin-pointing faults in electric power lines
CH690464A5 (fr) 1995-02-23 2000-09-15 Lem Liaisons Electron Mec Dispositif de mesure inductif pour la mesure de composantes de courant alternatif superposées à un courant fort continu.
US5825598A (en) 1997-02-11 1998-10-20 Square D Company Arcing fault detection system installed in a panelboard
US5682101A (en) 1995-03-13 1997-10-28 Square D Company Arcing fault detection system
US5590012A (en) 1995-03-30 1996-12-31 Siemens Energy & Automation, Inc. Electric arc detector sensor circuit
US5691869A (en) 1995-06-06 1997-11-25 Eaton Corporation Low cost apparatus for detecting arcing faults and circuit breaker incorporating same
US5701110A (en) 1996-04-09 1997-12-23 Square D Company Circuit breaker accessory module
US5726577A (en) 1996-04-17 1998-03-10 Eaton Corporation Apparatus for detecting and responding to series arcs in AC electrical systems
US5818237A (en) 1996-06-10 1998-10-06 Eaton Corporation Apparatus for envelope detection of low current arcs
US5661645A (en) 1996-06-27 1997-08-26 Hochstein; Peter A. Power supply for light emitting diode array
US5835321A (en) 1996-08-02 1998-11-10 Eaton Corporation Arc fault detection apparatus and circuit breaker incorporating same
US5834940A (en) 1996-09-24 1998-11-10 Brooks; Stanley J. Arcing fault detector testing and demonstration system
US5706154A (en) 1996-10-04 1998-01-06 General Electric Company Residential circuit breaker with arcing fault detection
US5818671A (en) 1996-10-04 1998-10-06 General Electric Company Circuit breaker with arcing fault detection module
US5764125A (en) 1997-01-22 1998-06-09 Ferrishield, Inc. Suppressor case with rocking ferrite
US5946179A (en) 1997-03-25 1999-08-31 Square D Company Electronically controlled circuit breaker with integrated latch tripping
US5847913A (en) 1997-02-21 1998-12-08 Square D Company Trip indicators for circuit protection devices
US5839092A (en) 1997-03-26 1998-11-17 Square D Company Arcing fault detection system using fluctuations in current peaks and waveforms
US5835319A (en) 1997-04-16 1998-11-10 General Electric Company Method and apparatus for circuit breaking
US5886861A (en) 1997-09-15 1999-03-23 Eaton Corporation Apparatus providing response to arc faults in a power distribution cable protected by cable limiters
US5805397A (en) 1997-09-29 1998-09-08 Eaton Corporation Arcing fault detector with multiple channel sensing and circuit breaker incorporating same
US5815352A (en) 1997-09-29 1998-09-29 Eaton Corporation Arc fault detector with limiting of sensed signal to shape response characteristic and circuit breaker incoprorating same
US5889643A (en) 1997-09-29 1999-03-30 Eaton Corporation Apparatus for detecting arcing faults and ground faults in multiwire branch electric power circuits
US5805398A (en) 1997-09-29 1998-09-08 Eaton Corporation Arc fault detector with immunity to tungsten bulb burnout and circuit breaker incorporating same
US5905619A (en) 1997-10-15 1999-05-18 The United States Of America As Represented By The United States Department Of Energy Arc fault detection system
US5933308A (en) 1997-11-19 1999-08-03 Square D Company Arcing fault protection system for a switchgear enclosure
US5896262A (en) 1998-02-26 1999-04-20 Eaton Corporation Arc fault detector with protection against nuisance trips and circuit breaker incorporating same

Also Published As

Publication number Publication date
CA2338742C (en) 2003-12-09
EP1103057A1 (de) 2001-05-30
WO2000008663A1 (en) 2000-02-17
CA2338742A1 (en) 2000-02-17
EP1103057A4 (de) 2005-03-09
US6259996B1 (en) 2001-07-10
EP1103057B1 (de) 2008-10-29

Similar Documents

Publication Publication Date Title
DE69939831D1 (de) Licht bogenfehlerdetektionssystem
DE69836580D1 (de) Erkennungssystem
DE69938085D1 (de) Signalleuchte mit mehreren Lichtquellen
DK1019702T3 (da) Optisk gasdetektion
DE69902376T2 (de) Optisch adressierbares messsystem
DE69729121D1 (de) Molekularer lichtsensor
DE59908070D1 (de) Fahrzeugleuchte
DE29719399U1 (de) Signalleuchte
DE19982534D2 (de) Spriegelausführung
DE29814339U1 (de) Leuchtensystem
DE69941125D1 (de) Führungslichtsystem
DE29805667U1 (de) Blitzleuchte
DE69720029D1 (de) Lichterkennungsvorrichtung
DE59709617D1 (de) Leseleuchte
DE59710116D1 (de) Leseleuchte
DE29816256U1 (de) Fahrzeugsignalleuchte
FI982469A0 (fi) Valoanturin sisältävä valaistusjärjestelmän käyttölaite
DE29806162U1 (de) Leuchtmodul
DE29814944U1 (de) System-Leuchte
NL1015217A1 (nl) Lichtsignaal.
DE29615994U1 (de) Datenlichtschranke
DE29813808U1 (de) Lichtschacht
DE29606935U1 (de) Signallicht
DE29906996U1 (de) Lichtsignalanlage mit hohem Kontrast
DE29821792U1 (de) Signalleuchte

Legal Events

Date Code Title Description
8364 No opposition during term of opposition