FR1453285A - Dispositifs indiquant une condition de charge prédéterminée dans un circuit électrique - Google Patents

Dispositifs indiquant une condition de charge prédéterminée dans un circuit électrique

Info

Publication number
FR1453285A
FR1453285A FR14390A FR14390A FR1453285A FR 1453285 A FR1453285 A FR 1453285A FR 14390 A FR14390 A FR 14390A FR 14390 A FR14390 A FR 14390A FR 1453285 A FR1453285 A FR 1453285A
Authority
FR
France
Prior art keywords
electrical circuit
load condition
predetermined load
devices indicating
indicating
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
FR14390A
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.)
English Electric Co Ltd
Original Assignee
English Electric Co Ltd
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 English Electric Co Ltd filed Critical English Electric Co Ltd
Application granted granted Critical
Publication of FR1453285A publication Critical patent/FR1453285A/fr
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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
    • 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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H02H3/387—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 both voltage and current; responsive to phase angle between voltage and current using phase-sequence analysing arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/30—Staggered disconnection
FR14390A 1964-04-28 1965-04-23 Dispositifs indiquant une condition de charge prédéterminée dans un circuit électrique Expired FR1453285A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17643/64A GB1096279A (en) 1964-04-28 1964-04-28 Protective relays

Publications (1)

Publication Number Publication Date
FR1453285A true FR1453285A (fr) 1966-06-03

Family

ID=10098734

Family Applications (1)

Application Number Title Priority Date Filing Date
FR14390A Expired FR1453285A (fr) 1964-04-28 1965-04-23 Dispositifs indiquant une condition de charge prédéterminée dans un circuit électrique

Country Status (6)

Country Link
US (1) US3413523A (fr)
CH (1) CH430847A (fr)
DE (1) DE1463139A1 (fr)
FR (1) FR1453285A (fr)
GB (1) GB1096279A (fr)
SE (1) SE314431B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2203080A1 (fr) * 1972-10-17 1974-05-10 Ice

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128813B1 (fr) * 1968-02-02 1976-08-21
CA968412A (en) * 1970-03-13 1975-05-27 Louis Ricard Dispositif de surveillance de lignes electriques
CH612046A5 (fr) 1977-04-01 1979-06-29 Bbc Brown Boveri & Cie
US4148087A (en) * 1977-04-20 1979-04-03 Phadke Arun G Distance relay for electric power transmission lines
CH618294A5 (fr) * 1977-09-06 1980-07-15 Bbc Brown Boveri & Cie
US4447845A (en) * 1982-07-07 1984-05-08 General Electric Company Reactance relay

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2879454A (en) * 1954-12-08 1959-03-24 Gen Electric Fault responsive protective system for an electric power transmission line
US3248609A (en) * 1962-12-27 1966-04-26 Westinghouse Electric Corp Protective relaying devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2203080A1 (fr) * 1972-10-17 1974-05-10 Ice

Also Published As

Publication number Publication date
SE314431B (fr) 1969-09-08
DE1463139A1 (de) 1968-12-19
US3413523A (en) 1968-11-26
GB1096279A (en) 1967-12-20
CH430847A (fr) 1967-02-28

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