CA1058291A - Protective relay device - Google Patents

Protective relay device

Info

Publication number
CA1058291A
CA1058291A CA240,189A CA240189A CA1058291A CA 1058291 A CA1058291 A CA 1058291A CA 240189 A CA240189 A CA 240189A CA 1058291 A CA1058291 A CA 1058291A
Authority
CA
Canada
Prior art keywords
output
current
voltage
winding
circuit
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
CA240,189A
Other languages
English (en)
French (fr)
Inventor
Shan C. Sun
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 CA1058291A publication Critical patent/CA1058291A/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
    • H02H3/093—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
    • H02H1/066—Arrangements for supplying operative power primary power being supplied by fault current and comprising a shunt regulator
CA240,189A 1974-11-26 1975-11-21 Protective relay device Expired CA1058291A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52746074A 1974-11-26 1974-11-26

Publications (1)

Publication Number Publication Date
CA1058291A true CA1058291A (en) 1979-07-10

Family

ID=24101558

Family Applications (1)

Application Number Title Priority Date Filing Date
CA240,189A Expired CA1058291A (en) 1974-11-26 1975-11-21 Protective relay device

Country Status (13)

Country Link
JP (2) JPS5544532B2 (sv)
AR (1) AR211110A1 (sv)
AU (1) AU504554B2 (sv)
BR (1) BR7507737A (sv)
CA (1) CA1058291A (sv)
DE (1) DE2552536A1 (sv)
ES (1) ES443016A1 (sv)
FR (1) FR2293093A1 (sv)
GB (3) GB1539386A (sv)
IN (1) IN146005B (sv)
IT (1) IT1056349B (sv)
SE (1) SE418787B (sv)
SU (1) SU667175A3 (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476511A (en) * 1980-04-15 1984-10-09 Westinghouse Electric Corp. Circuit interrupter with front panel numeric display
GB2123627A (en) * 1982-04-08 1984-02-01 David Alan Dolbey Jones Electrical circuit interruption
GB2140633A (en) * 1983-04-29 1984-11-28 Plessey Co Plc Load tripping circuits
IT1197388B (it) * 1985-10-18 1988-11-30 Westinghouse Electric Corp Comando di sgancio con sensore per reattore nucleare
JPH0327885Y2 (sv) * 1985-11-01 1991-06-17
DE3638935A1 (de) * 1985-11-22 1987-05-27 Gen Electric Signalanpassungsschaltung fuer elektronische ausloeseschalter
US4751606A (en) * 1987-02-20 1988-06-14 Westinghouse Electric Corp. Circuit interrupter apparatus with a battery backup and reset circuit
US4809125A (en) * 1987-02-20 1989-02-28 Westinghouse Electric Corp. Circuit interrupter apparatus with a style saving rating plug
FR2630594B1 (fr) * 1988-04-22 1990-07-06 Alsthom Systeme d'alimentation pour equipement de protection numerique dans la distribution de l'electricite
FR2648176B1 (fr) * 1989-06-07 1991-08-30 Hispano Suiza Sa Charniere associee a un capot mobile, notamment pour nacelle de moteur d'avion
US20080055795A1 (en) * 2006-08-25 2008-03-06 Miller Theodore J Power supply start-up circuit for a trip unit and circuit interrupter including the same
DE102007005748A1 (de) * 2007-02-01 2008-08-07 Siemens Ag Vorrichtung zum Überwachen von Ableitvorgängen in einem Leiter eines Mittel- oder Hochspannungssystems

Also Published As

Publication number Publication date
BR7507737A (pt) 1976-08-10
AR211110A1 (es) 1977-10-31
JPS5534897A (en) 1980-03-11
SU667175A3 (ru) 1979-06-05
SE418787B (sv) 1981-06-22
JPS5544532B2 (sv) 1980-11-12
IN146005B (sv) 1979-02-03
JPS5850499B2 (ja) 1983-11-10
GB1539387A (en) 1979-01-31
DE2552536A1 (de) 1976-08-12
AU504554B2 (en) 1979-10-18
JPS5176543A (sv) 1976-07-02
FR2293093B1 (sv) 1978-05-19
GB1539385A (en) 1979-01-31
FR2293093A1 (fr) 1976-06-25
AU8653775A (en) 1977-05-19
IT1056349B (it) 1982-01-30
GB1539386A (en) 1979-01-31
ES443016A1 (es) 1977-07-01
SE7513207L (sv) 1976-05-28

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