IN168936B - - Google Patents

Info

Publication number
IN168936B
IN168936B IN69/CAL/88A IN69CA1988A IN168936B IN 168936 B IN168936 B IN 168936B IN 69CA1988 A IN69CA1988 A IN 69CA1988A IN 168936 B IN168936 B IN 168936B
Authority
IN
India
Application number
IN69/CAL/88A
Other languages
English (en)
Inventor
Gary Francis Saletta
Joseph Jacob Matsko
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IN168936B publication Critical patent/IN168936B/en

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
    • H02H3/08—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
    • H02H3/093—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 with timing means
    • H02H3/0935—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 with timing means the timing being determined by numerical means
    • 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
    • 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
    • H02H3/006—Calibration or setting of parameters
    • 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
    • H02H3/027—Details with automatic disconnection after a predetermined time
    • 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
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
IN69/CAL/88A 1987-02-20 1988-01-28 IN168936B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/017,376 US4827369A (en) 1987-02-20 1987-02-20 Circuit interrupter apparatus with a selectable display means

Publications (1)

Publication Number Publication Date
IN168936B true IN168936B (zh) 1991-07-20

Family

ID=21782240

Family Applications (1)

Application Number Title Priority Date Filing Date
IN69/CAL/88A IN168936B (zh) 1987-02-20 1988-01-28

Country Status (11)

Country Link
US (1) US4827369A (zh)
EP (1) EP0279691B1 (zh)
JP (1) JPS63302716A (zh)
AU (1) AU604524B2 (zh)
BR (1) BR8800689A (zh)
CA (1) CA1303716C (zh)
DE (1) DE3880525T2 (zh)
ES (1) ES2040333T3 (zh)
IN (1) IN168936B (zh)
NZ (1) NZ223505A (zh)
ZA (1) ZA88601B (zh)

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US4937757A (en) * 1988-10-11 1990-06-26 General Electric Company Digital circuit interrupter with selectable trip parameters
US4953053A (en) * 1989-01-31 1990-08-28 Harnischfeger Corporation Method and apparatus for detecting mechanical overload of a hoist
US4979122A (en) * 1989-02-01 1990-12-18 Ge Fanuc Automation North America Inc. Apparatus and method for monitoring power
US5136459A (en) * 1989-03-13 1992-08-04 Electric Power Research Institute, Inc. High speed current limiting system responsive to symmetrical & asymmetrical currents
DE3910718A1 (de) * 1989-04-03 1990-10-04 Siemens Ag Ueberwachungsgeraet mit schaltvorrichtung
FR2654539B1 (fr) * 1989-11-16 1994-04-08 Merlin Gerin Declencheur electronique dont la face avant est constituee par un afficheur a ecran plat.
US5051861A (en) * 1990-01-09 1991-09-24 General Electric Company Multiple circuit interrupter address identification system
JPH03270632A (ja) * 1990-03-16 1991-12-02 Mitsubishi Electric Corp 事前警報付回路遮断器
JPH03270631A (ja) * 1990-03-16 1991-12-02 Mitsubishi Electric Corp ４極回路遮断器
US4991042A (en) * 1990-03-19 1991-02-05 General Electric Company Digital circuit interrupter with keypad data entry and display
US5058031A (en) * 1990-03-30 1991-10-15 American Standard Inc. Multilevel phase unbalance compressor motor protection system
CA2074264A1 (en) * 1990-11-30 1992-05-31 Andy A. Haun Display for a circuit breaker trip unit
US6055145A (en) * 1990-12-28 2000-04-25 Eaton Corporation Overcurrent protection device with visual indicators for trip and programming functions
US5627716A (en) * 1990-12-28 1997-05-06 Eaton Corporation Overcurrent protection device
US5220478A (en) * 1991-04-18 1993-06-15 Westinghouse Electric Corp. Apparatus for displaying thermal condition of motor controller
US5455760A (en) * 1991-06-28 1995-10-03 Square D Company Computer-controlled circuit breaker arrangement with circuit breaker having identification circuit
US5490086A (en) * 1992-03-06 1996-02-06 Siemens Energy & Automation, Inc. Plug-in ground fault monitor for a circuit breaker
US5426592A (en) * 1992-03-06 1995-06-20 Siemens Energy & Automation, Inc. Circuit breaker trip unit which automatically adapts to operated with a particular display module
US5452223A (en) * 1993-08-20 1995-09-19 Eaton Corporation Arc detection using current variation
US5596263A (en) * 1993-12-01 1997-01-21 Siemens Energy & Automation, Inc. Electrical power distribution system apparatus-resident personality memory module
US5605467A (en) * 1995-01-19 1997-02-25 Eaton Corporation Cover for battery compartment and communications port
US5610579A (en) * 1995-11-14 1997-03-11 Eaton Corporation Apparatus and method for selecting a control source for an electrical switching device
US5606299A (en) 1995-11-14 1997-02-25 Eaton Corporation Modular surge suppressor
US5691871A (en) * 1995-11-14 1997-11-25 Eaton Corporation Test circuit for electrical switching device
US5699222A (en) * 1995-11-14 1997-12-16 Eaton Corporation Apparatus and method for programming and reviewing a plurality of parameters of electrical switching device
US5700985A (en) * 1996-02-29 1997-12-23 Eaton Corporation Interlock latch for electrical operator
US5706153A (en) * 1996-06-03 1998-01-06 Eaton Corporation Programmer for starter
JPH1042452A (ja) * 1996-07-25 1998-02-13 Hitachi Ltd 回路遮断器
US5838776A (en) * 1996-08-23 1998-11-17 Adkins, Ii; James E. Power controller for a heating/air conditioning unit
US5872722A (en) * 1996-09-04 1999-02-16 Eaton Corporation Apparatus and method for adjustment and coordination of circuit breaker trip curves through graphical manipulation
US5831503A (en) * 1997-03-19 1998-11-03 Eaton Corporation Trip disabling mechanism for electrical switching apparatus
US5861596A (en) * 1997-04-01 1999-01-19 Eaton Corporation Dual baffle apparatus for electrical switching device
US5875088A (en) * 1998-02-17 1999-02-23 Eaton Corporation Electrical switching apparatus employing interlocks for first and second trip functions
DE19811956A1 (de) * 1998-03-13 1999-09-16 Siemens Ag Elektronischer Auslöser, mit Einstell- und Anzeigeelementen
DE19958938A1 (de) * 1999-12-08 2001-06-13 Berthold Kusserow Verfahren und Meßeinrichtung zur Überwachung des Stroms elektrischer Leiter
JP3799217B2 (ja) 2000-06-22 2006-07-19 株式会社日立製作所 発電設備の運用管理システム及び保守管理サービス方法
US6892115B2 (en) * 2002-02-25 2005-05-10 General Electric Company Method and apparatus for optimized centralized critical control architecture for switchgear and power equipment
US6731487B2 (en) * 2002-03-20 2004-05-04 General Electric Company Method and devices for optimizing power consumption of trip units containing microprocessors
US7746604B2 (en) * 2002-04-02 2010-06-29 General Electric Company Method, system, and computer software code for detection and isolation of electrical ground failure and secondary failure
US7035065B2 (en) * 2002-04-02 2006-04-25 General Electric Company Electrical ground isolation and secondary failure reduction detection and isolation
US20050280969A1 (en) * 2004-06-16 2005-12-22 Cyber Switching, Inc. Current protection apparatus and method
US20050280970A1 (en) * 2004-06-16 2005-12-22 Cyber Switching, Inc. Current protection apparatus and method
US20050047045A1 (en) * 2003-08-29 2005-03-03 Puskar Michael P. Circuit breaker and trip unit employing multiple function time selector switch
US7489105B2 (en) * 2005-03-21 2009-02-10 Eveready Battery Company, Inc. Portable power supply
US7498819B2 (en) * 2006-03-21 2009-03-03 General Electric Company Method, apparatus and computer-readable code for detecting an incipient ground fault in an electrical propulsion system
US7102355B1 (en) 2006-03-21 2006-09-05 General Electric Company Method, apparatus and computer-readable code for magnifying an incipient ground fault and enable quick detection of such fault
US7501830B2 (en) * 2006-03-21 2009-03-10 General Electric Company Method, apparatus and computer-readable code for detecting an incipient ground fault in an electrical propulsion system
US7248057B1 (en) 2006-03-21 2007-07-24 General Electric Company Method, apparatus and computer-readable code for detecting on the fly an incipient ground fault in an electrical propulsion system of a locomotive
US7498820B2 (en) * 2006-03-21 2009-03-03 General Electric Company Method, apparatus and computer-readable code for detecting an incipient ground fault in an electrical propulsion system
CN101122620B (zh) * 2006-08-07 2011-03-30 鸿富锦精密工业（深圳）有限公司 电源线
US7633399B2 (en) 2007-02-27 2009-12-15 Eaton Corporation Configurable arc fault or ground fault circuit interrupter and method
US8050806B2 (en) * 2007-03-21 2011-11-01 Honeywell International Inc. Ground fault interruption using DSP based SSPC module
US7995314B2 (en) * 2007-12-03 2011-08-09 Siemens Industry, Inc. Devices, systems, and methods for managing a circuit breaker
US7948723B2 (en) * 2008-02-18 2011-05-24 Hamilton Sundstrand Corporation Method and apparatus for measuring DC current in an AC generator
US8280653B2 (en) 2009-02-10 2012-10-02 Eaton Corporation Zone selective interlocking test method and apparatus, and circuit interrupter apparatus and power distribution system including the same
US9438027B2 (en) 2013-03-15 2016-09-06 General Electric Company Systems and methods for power interruption
US9077175B2 (en) 2013-07-08 2015-07-07 Eaton Corporation Electronic fuse circuit and method of controlling the same
DE102016201651B4 (de) * 2015-04-30 2020-01-30 Siemens Aktiengesellschaft Leistungsschalter
DE102016202827B4 (de) * 2015-05-05 2022-10-13 Siemens Aktiengesellschaft Leistungsschalter
US9715826B1 (en) * 2015-10-02 2017-07-25 Google Inc. Systems, methods, and media for remote control of electronic devices using a proximity sensor
US20230133287A1 (en) * 2021-10-29 2023-05-04 Eaton Intelligent Power Limited Trip unit with high-load analysis

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US3818275A (en) * 1973-01-30 1974-06-18 Westinghouse Electric Corp Circuit interrupter including improved trip circuit using current transformers
US4060844A (en) * 1976-02-17 1977-11-29 I-T-E Imperial Corporation Solid state tripping circuit
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US4245318A (en) * 1979-05-07 1981-01-13 General Electric Company Circuit breaker demonstrator and distribution circuit protection coordinator apparatus
US4331997A (en) * 1980-04-15 1982-05-25 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and potentiometers for parameter entry
US4351012A (en) * 1980-04-15 1982-09-21 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and means to enter trip settings
NZ196612A (en) * 1980-04-15 1985-03-20 Westinghouse Electric Corp Circuit interrupter:setting and display of trip parameters
US4476511A (en) * 1980-04-15 1984-10-09 Westinghouse Electric Corp. Circuit interrupter with front panel numeric display
US4331998A (en) * 1980-04-15 1982-05-25 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and style designator circuit
US4335437A (en) * 1980-04-15 1982-06-15 Westinghouse Electric Corp. Circuit interrupter with energy management functions
US4428022A (en) * 1980-04-15 1984-01-24 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and automatic reset
US4338647A (en) * 1980-04-15 1982-07-06 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and optically-coupled data input/output system
US4335413A (en) * 1980-04-15 1982-06-15 Westinghouse Electric Corp. Circuit interrupter with remote indicator and power supply
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NZ196611A (en) * 1980-04-15 1985-07-31 Westinghouse Electric Corp Microprocessor control of interrupter trip functions
US4331999A (en) * 1980-04-15 1982-05-25 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and power supply
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Also Published As

Publication number Publication date
CA1303716C (en) 1992-06-16
DE3880525D1 (de) 1993-06-03
ZA88601B (en) 1988-07-28
EP0279691A2 (en) 1988-08-24
EP0279691A3 (en) 1989-11-08
AU1117088A (en) 1988-08-25
ES2040333T3 (es) 1993-10-16
BR8800689A (pt) 1988-10-04
DE3880525T2 (de) 1993-12-02
AU604524B2 (en) 1990-12-20
NZ223505A (en) 1990-12-21
JPS63302716A (ja) 1988-12-09
EP0279691B1 (en) 1993-04-28
US4827369A (en) 1989-05-02

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