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AU549018B2 - Circuit interrupter apparatus - Google Patents

Circuit interrupter apparatus

Info

Publication number
AU549018B2
AU549018B2 AU68732/81A AU6873281A AU549018B2 AU 549018 B2 AU549018 B2 AU 549018B2 AU 68732/81 A AU68732/81 A AU 68732/81A AU 6873281 A AU6873281 A AU 6873281A AU 549018 B2 AU549018 B2 AU 549018B2
Authority
AU
Australia
Prior art keywords
circuit interrupter
interrupter apparatus
circuit
interrupter
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
Application number
AU68732/81A
Other versions
AU6873281A (en
Inventor
Robert Tracy Elms
Joseph Charles Engel
Bernard Joseph Mercier
Gary Francis Saletta
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.)
CBS Corp
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
Priority claimed from US06/140,632 external-priority patent/US4377836A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of AU6873281A publication Critical patent/AU6873281A/en
Application granted granted Critical
Publication of AU549018B2 publication Critical patent/AU549018B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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
    • H02H3/10—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 additionally responsive to some other abnormal electrical conditions
    • H02H3/105—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 additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
    • 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
AU68732/81A 1980-04-15 1981-03-25 Circuit interrupter apparatus Expired AU549018B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US14063180A 1980-04-15 1980-04-15
US06/140,632 US4377836A (en) 1980-04-15 1980-04-15 Circuit interrupter with solid state digital trip unit and positive power-up feature
US140631 1980-04-15
US140632 1980-04-15

Publications (2)

Publication Number Publication Date
AU6873281A AU6873281A (en) 1981-10-22
AU549018B2 true AU549018B2 (en) 1986-01-09

Family

ID=26838358

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68732/81A Expired AU549018B2 (en) 1980-04-15 1981-03-25 Circuit interrupter apparatus

Country Status (9)

Country Link
AU (1) AU549018B2 (en)
BR (1) BR8102310A (en)
CH (1) CH658755A5 (en)
FR (1) FR2481534B1 (en)
GB (1) GB2073969B (en)
IE (1) IE51346B1 (en)
IT (1) IT1137369B (en)
MX (1) MX154859A (en)
NZ (1) NZ196611A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU604524B2 (en) * 1987-02-20 1990-12-20 Westinghouse Electric Corporation Circuit interrupter apparatus with a selectable display means
AU604523B2 (en) * 1987-02-20 1990-12-20 Westinghouse Electric Corporation Circuit interrupter apparatus with an integral trip curve display

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4423459A (en) 1982-04-05 1983-12-27 Siemens-Allis, Inc. Solid state circuit protection system and method
US4423458A (en) 1982-04-05 1983-12-27 Siemens-Allis, Inc. Signal processing system for overload relay or the like
US4446498A (en) * 1982-04-05 1984-05-01 Siemens-Allis, Inc. Electronic control system for overload relay or the like
US4456871A (en) * 1982-04-05 1984-06-26 Siemens-Allis, Inc. Power supply for electronic control system
US4672501A (en) * 1984-06-29 1987-06-09 General Electric Company Circuit breaker and protective relay unit
FR2578090B1 (en) * 1985-02-25 1989-12-01 Merlin Gerin CIRCUIT BREAKER WITH DIGITAL STATIC TRIGGER WITH REVERSE TIME TRIGGERING FUNCTION
FR2578091B1 (en) * 1985-02-25 1988-08-05 Merlin Gerin CIRCUIT BREAKER WITH DIGITAL STATIC TRIGGER PROVIDED WITH A CALIBRATION CIRCUIT
JPS61207128A (en) * 1985-03-07 1986-09-13 三菱電機株式会社 Anti-time limiting relay
FR2595170B1 (en) * 1986-03-03 1990-03-09 Mors ELECTRONIC ELECTRIC MOTOR PROTECTION METHOD AND DEVICE FOR IMPLEMENTING IT
US4809125A (en) * 1987-02-20 1989-02-28 Westinghouse Electric Corp. Circuit interrupter apparatus with a style saving rating plug
JP2604015B2 (en) * 1988-09-09 1997-04-23 日本碍子株式会社 Distribution line monitoring system
JPH0284014A (en) * 1988-09-20 1990-03-26 Ngk Insulators Ltd Distribution line monitoring system
JPH0834705B2 (en) * 1988-11-16 1996-03-29 株式会社大林組 Switch
AT399429B (en) * 1989-06-06 1995-05-26 Gec Alsthom T & D Gmbh ELECTRONIC DEVICE WITH A PLUG UNIT FOR SWITCHING MONITORING OF SWITCHGEAR
US6097192A (en) * 1998-03-05 2000-08-01 General Electric Company Method for initializing short time and groundfault protection heat index accumulators in a trip unit
US8355230B2 (en) 2003-12-08 2013-01-15 Siemens Industry, Inc. Extended instantaneous protection

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2609654B2 (en) * 1976-03-09 1978-01-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt DIGITAL OVERCURRENT RELEASE
FR2412079A1 (en) * 1977-12-13 1979-07-13 Electricite De France Electrical power distribution network fault detector - has FET switches with low-pass filter providing blocking signals for isolating circuit at multivibrator output
ES468764A1 (en) * 1978-04-13 1979-10-01 Arteche Instr Sistemas A new delayed action electrical protection device, depending on an adjusted magnitude.
GB2020124B (en) * 1978-04-27 1982-08-25 Tokyo Shibaura Electric Co Overcurrent protection
JPS55127821A (en) * 1979-03-27 1980-10-03 Tokyo Shibaura Electric Co Digital protection relay unit
GB2055263B (en) * 1979-08-10 1983-01-12 Tokyo Shibaura Electric Co Adjusting protective relays
US4319298A (en) * 1979-08-28 1982-03-09 General Electric Company Motor protection device
WO1981002496A1 (en) * 1980-02-23 1981-09-03 Ellison George Ltd Overcurrent protection devices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU604524B2 (en) * 1987-02-20 1990-12-20 Westinghouse Electric Corporation Circuit interrupter apparatus with a selectable display means
AU604523B2 (en) * 1987-02-20 1990-12-20 Westinghouse Electric Corporation Circuit interrupter apparatus with an integral trip curve display

Also Published As

Publication number Publication date
IE51346B1 (en) 1986-12-10
GB2073969A (en) 1981-10-21
FR2481534A1 (en) 1981-10-30
IT8121171A0 (en) 1981-04-14
IE810731L (en) 1981-10-15
NZ196611A (en) 1985-07-31
MX154859A (en) 1987-12-22
AU6873281A (en) 1981-10-22
BR8102310A (en) 1981-12-08
IT1137369B (en) 1986-09-10
CH658755A5 (en) 1986-11-28
FR2481534B1 (en) 1986-12-26
GB2073969B (en) 1984-09-26

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired