FR627496A - Perfectionnements aux systèmes de protection de transmissions électriques - Google Patents

Perfectionnements aux systèmes de protection de transmissions électriques

Info

Publication number
FR627496A
FR627496A FR627496DA FR627496A FR 627496 A FR627496 A FR 627496A FR 627496D A FR627496D A FR 627496DA FR 627496 A FR627496 A FR 627496A
Authority
FR
France
Prior art keywords
electrical transmission
protection systems
transmission protection
systems
electrical
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
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
Westinghouse Electric and Manufacturing Co
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, Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR627496A publication Critical patent/FR627496A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02H7/268—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 for DC systems
    • 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
    • H02H3/44—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 the rate of change of electrical quantities
FR627496D 1926-01-16 1927-01-12 Perfectionnements aux systèmes de protection de transmissions électriques Expired FR627496A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81858A US1761006A (en) 1926-01-16 1926-01-16 Protective system

Publications (1)

Publication Number Publication Date
FR627496A true FR627496A (fr) 1927-10-05

Family

ID=22166854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR627496D Expired FR627496A (fr) 1926-01-16 1927-01-12 Perfectionnements aux systèmes de protection de transmissions électriques

Country Status (4)

Country Link
US (1) US1761006A (fr)
DE (1) DE504224C (fr)
FR (1) FR627496A (fr)
GB (1) GB264454A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2474029A (en) * 1944-10-11 1949-06-21 Ite Circuit Breaker Ltd Tripping device
CH259934A (de) * 1946-06-17 1949-02-15 Fkg Ag Steuergerät für Wechselstrom.
US2802969A (en) * 1952-09-04 1957-08-13 Gen Electric Protective system for direct current circuits and machines
DE1148640B (de) * 1959-07-28 1963-05-16 Short Brothers & Harland Ltd Fehlerermittlungsgeraet fuer Fernsteuersysteme
US3177403A (en) * 1961-06-16 1965-04-06 Ibm Cross-field circuit breaker for direct current systems
DE1170051B (de) * 1961-08-18 1964-05-14 Licentia Gmbh Anordnung zur eigensicheren UEberwachung der Klemmenspannung eines Netzgeraetes

Also Published As

Publication number Publication date
DE504224C (de) 1930-08-01
US1761006A (en) 1930-06-03
GB264454A (en) 1927-05-12

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