GB1539386A - Electric current monitoring device - Google Patents

Electric current monitoring device

Info

Publication number
GB1539386A
GB1539386A GB32319/78A GB3231978A GB1539386A GB 1539386 A GB1539386 A GB 1539386A GB 32319/78 A GB32319/78 A GB 32319/78A GB 3231978 A GB3231978 A GB 3231978A GB 1539386 A GB1539386 A GB 1539386A
Authority
GB
United Kingdom
Prior art keywords
electric current
monitoring device
current monitoring
electric
monitoring
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
GB32319/78A
Other languages
English (en)
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
Publication of GB1539386A publication Critical patent/GB1539386A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB32319/78A 1974-11-26 1975-11-26 Electric current monitoring device Expired GB1539386A (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
GB1539386A true GB1539386A (en) 1979-01-31

Family

ID=24101558

Family Applications (3)

Application Number Title Priority Date Filing Date
GB32320/78A Expired GB1539387A (en) 1974-11-26 1975-11-26 Electric current monitoring device
GB32319/78A Expired GB1539386A (en) 1974-11-26 1975-11-26 Electric current monitoring device
GB45700/75A Expired GB1539385A (en) 1974-11-26 1975-11-26 Electrical current monitoring device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB32320/78A Expired GB1539387A (en) 1974-11-26 1975-11-26 Electric current monitoring device

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB45700/75A Expired GB1539385A (en) 1974-11-26 1975-11-26 Electrical current monitoring device

Country Status (13)

Country Link
JP (2) JPS5544532B2 (pt)
AR (1) AR211110A1 (pt)
AU (1) AU504554B2 (pt)
BR (1) BR7507737A (pt)
CA (1) CA1058291A (pt)
DE (1) DE2552536A1 (pt)
ES (1) ES443016A1 (pt)
FR (1) FR2293093A1 (pt)
GB (3) GB1539387A (pt)
IN (1) IN146005B (pt)
IT (1) IT1056349B (pt)
SE (1) SE418787B (pt)
SU (1) SU667175A3 (pt)

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 (pt) * 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
IT1056349B (it) 1982-01-30
AU504554B2 (en) 1979-10-18
JPS5176543A (pt) 1976-07-02
JPS5544532B2 (pt) 1980-11-12
JPS5850499B2 (ja) 1983-11-10
FR2293093B1 (pt) 1978-05-19
SU667175A3 (ru) 1979-06-05
GB1539385A (en) 1979-01-31
JPS5534897A (en) 1980-03-11
DE2552536A1 (de) 1976-08-12
AR211110A1 (es) 1977-10-31
IN146005B (pt) 1979-02-03
FR2293093A1 (fr) 1976-06-25
BR7507737A (pt) 1976-08-10
CA1058291A (en) 1979-07-10
ES443016A1 (es) 1977-07-01
SE7513207L (sv) 1976-05-28
GB1539387A (en) 1979-01-31
AU8653775A (en) 1977-05-19
SE418787B (sv) 1981-06-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee