CA1008961A - Circuit interrupter with ground fault trip control - Google Patents

Circuit interrupter with ground fault trip control

Info

Publication number
CA1008961A
CA1008961A CA251,232A CA251232A CA1008961A CA 1008961 A CA1008961 A CA 1008961A CA 251232 A CA251232 A CA 251232A CA 1008961 A CA1008961 A CA 1008961A
Authority
CA
Canada
Prior art keywords
ground fault
circuit interrupter
trip control
fault trip
control
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
CA251,232A
Other languages
English (en)
Inventor
Alan B. Shimp
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
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1008961A publication Critical patent/CA1008961A/en
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
    • 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
CA251,232A 1975-04-29 1976-04-27 Circuit interrupter with ground fault trip control Expired CA1008961A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/572,693 US3959695A (en) 1975-04-29 1975-04-29 Circuit interrupter with ground fault trip control

Publications (1)

Publication Number Publication Date
CA1008961A true CA1008961A (en) 1977-04-19

Family

ID=24288947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA251,232A Expired CA1008961A (en) 1975-04-29 1976-04-27 Circuit interrupter with ground fault trip control

Country Status (18)

Country Link
US (1) US3959695A (da)
JP (1) JPS51133742A (da)
AR (1) AR209164A1 (da)
AU (1) AU497430B2 (da)
BE (1) BE841136A (da)
BR (1) BR7602528A (da)
CA (1) CA1008961A (da)
CH (1) CH597707A5 (da)
DE (1) DE2617681A1 (da)
ES (1) ES447481A1 (da)
FR (1) FR2310004A1 (da)
GB (1) GB1548745A (da)
IN (1) IN145862B (da)
IT (1) IT1086421B (da)
NZ (1) NZ180655A (da)
PH (1) PH11576A (da)
YU (1) YU97776A (da)
ZA (1) ZA762181B (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034267A (en) * 1975-12-12 1977-07-05 Westinghouse Electric Corporation Indicating apparatus
US4115829A (en) * 1977-05-06 1978-09-19 General Electric Company Overcurrent and ground fault responsive trip unit for circuit breakers
US4121269A (en) * 1977-05-06 1978-10-17 General Electric Company Ground fault signal circuit for circuit breaker trip unit
FR2415894B2 (fr) * 1978-01-26 1986-01-17 Parrier Andre Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine
US4258403A (en) * 1979-05-31 1981-03-24 Westinghouse Electric Corp. Ground fault circuit interrupter
US4279007A (en) * 1979-07-12 1981-07-14 Westinghouse Electric Corp. Single-phase fault detecting circuit breaker
US4331999A (en) * 1980-04-15 1982-05-25 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and power supply
ZA811890B (en) * 1980-04-15 1982-04-28 Westinghouse Electric Corp Circuit interrupter with front panel numeric display
US4398232A (en) * 1981-11-13 1983-08-09 Westinghouse Electric Corp. Protective relaying methods and apparatus
US4567540A (en) * 1983-06-22 1986-01-28 S&C Electric Company Power supply for a circuit interrupter
JPS60125089U (ja) * 1984-01-27 1985-08-23 株式会社　妙徳 気体送給弁
US4630019A (en) * 1984-09-28 1986-12-16 Westinghouse Electric Corp. Molded case circuit breaker with calibration adjusting means for a bimetal
JPS61181690U (da) * 1985-05-07 1986-11-12
IT1197388B (it) * 1985-10-18 1988-11-30 Westinghouse Electric Corp Comando di sgancio con sensore per reattore nucleare
US4747994A (en) * 1985-10-18 1988-05-31 Westinghouse Electric Corp. Reactor trip control with voltage sensing
FR2608853B1 (fr) * 1986-12-19 1992-10-16 Sames Sa Procede de controle et de protection contre les arcs electriques dans un dispositif generateur de haute-tension et dispositif mettant en oeuvre ce procede
US4823074A (en) * 1987-12-15 1989-04-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Low power consumption current transducer
US4827231A (en) * 1988-01-28 1989-05-02 Westinghouse Electric Corp. Molded case circuit breaker with viewing window and sliding barrier
US6278596B1 (en) 1999-06-17 2001-08-21 Tektronix, Inc. Active ground fault disconnect
US10823223B2 (en) 2015-03-03 2020-11-03 Delaware Capital Formation, Inc. Override for an automatic release vacuum device
NO341135B1 (no) * 2015-03-03 2017-08-28 Bjarte Hoff Krets for levering av kortslutningsstraum

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713005A (en) * 1972-03-30 1973-01-23 Westinghouse Electric Corp Circuit breaker including improved overcurrent protective device
GB1459176A (en) * 1972-11-01 1976-12-22 Square D Co Overcurrent protective apparatus for a power circuit
US3786311A (en) * 1973-01-02 1974-01-15 Gen Electric Circuit breaker and static trip circuit therefor
GB1455280A (en) * 1973-01-02 1976-11-10 Gen Electric Circuit breaker having a polyphase control circuit
US3818275A (en) * 1973-01-30 1974-06-18 Westinghouse Electric Corp Circuit interrupter including improved trip circuit using current transformers
US3846675A (en) * 1973-01-30 1974-11-05 Westinghouse Electric Corp Molded case circuit breakers utilizing saturating current transformers

Also Published As

Publication number Publication date
US3959695A (en) 1976-05-25
DE2617681A1 (de) 1976-11-11
JPS51133742A (en) 1976-11-19
AR209164A1 (es) 1977-03-31
GB1548745A (en) 1979-07-18
IT1086421B (it) 1985-05-28
BE841136A (fr) 1976-08-16
PH11576A (en) 1978-03-31
AU1290376A (en) 1977-10-20
JPS5526663B2 (da) 1980-07-15
FR2310004A1 (fr) 1976-11-26
AU497430B2 (en) 1978-12-14
BR7602528A (pt) 1976-11-23
NZ180655A (en) 1978-04-28
YU97776A (en) 1982-05-31
CH597707A5 (da) 1978-04-14
ES447481A1 (es) 1977-11-16
ZA762181B (en) 1977-04-27
IN145862B (da) 1979-01-06

Similar Documents

Publication Publication Date Title
GB1546236A (en) Ground fault circuit interrupter assembly
AU497430B2 (en) Circuit interrupter with ground fault trip control
CA984950A (en) Circuit interrupter including improved trip circuit using current transformers
AU502181B2 (en) Circuit breaker
CA1034993A (en) Ground fault circuit breaker with ground fault trip indicator
AU504974B2 (en) Circuit breaker improved trip actuator and undervoltage
GB2008872B (en) Ground fault circuit interrupter
CA1031810A (en) High voltage fault interrupter
NZ181219A (en) Circuit breaker with under voltage tripping
AU497415B2 (en) Current limiting circuit breaker
CA1035860A (en) Overload protection circuit
AU2896277A (en) Excess current circuit breaker control
AU501851B2 (en) Two-pole ground fault circuit interrupter
AU507713B1 (en) Multi-Pole Circuit Breaker
CA995754A (en) Circuit breaker fault simulator
CA972403A (en) Circuit breaker with overcurrent trip switch
CA1029780A (en) Circuit breaker with improved trip means
AU503109B2 (en) Circuit breaker
PH12978A (en) Ground fault circuit interrupter with trip level adjustment
AU506618B2 (en) Circuit breaker pole unit
AU501986B2 (en) Ground fault circuit interrupter with grounded neutral protection
AU506834B2 (en) Circuit breaker with improved trip
AU505365B2 (en) Circuit breaker
AU513062B2 (en) Tripping control of electrical circuit breakers
AU496609B2 (en) Improvements in or relating to ground fault circuit interrupter with trip level adjustment