CH597707A5 - - Google Patents

Info

Publication number
CH597707A5
CH597707A5 CH539576A CH539576A CH597707A5 CH 597707 A5 CH597707 A5 CH 597707A5 CH 539576 A CH539576 A CH 539576A CH 539576 A CH539576 A CH 539576A CH 597707 A5 CH597707 A5 CH 597707A5
Authority
CH
Switzerland
Application number
CH539576A
Inventor
Alan B Shimp
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 CH597707A5 publication Critical patent/CH597707A5/xx

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
CH539576A 1975-04-29 1976-04-29 CH597707A5 (xx)

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
CH597707A5 true CH597707A5 (xx) 1978-04-14

Family

ID=24288947

Family Applications (1)

Application Number Title Priority Date Filing Date
CH539576A CH597707A5 (xx) 1975-04-29 1976-04-29

Country Status (18)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079504A1 (en) * 1981-11-13 1983-05-25 Westinghouse Electric Corporation Protective relaying methods and apparatus

Families Citing this family (20)

* 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
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 (xx) * 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079504A1 (en) * 1981-11-13 1983-05-25 Westinghouse Electric Corporation Protective relaying methods and apparatus

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
CA1008961A (en) 1977-04-19
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 (xx) 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
ES447481A1 (es) 1977-11-16
ZA762181B (en) 1977-04-27
IN145862B (xx) 1979-01-06

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Legal Events

Date Code Title Description
PL Patent ceased