FR1279808A - Distance protection for three-phase networks - Google Patents

Distance protection for three-phase networks

Info

Publication number
FR1279808A
FR1279808A FR851460A FR851460A FR1279808A FR 1279808 A FR1279808 A FR 1279808A FR 851460 A FR851460 A FR 851460A FR 851460 A FR851460 A FR 851460A FR 1279808 A FR1279808 A FR 1279808A
Authority
FR
France
Prior art keywords
distance protection
phase networks
networks
phase
protection
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
FR851460A
Other languages
French (fr)
Inventor
Ivan Oberg
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Priority to FR851460A priority Critical patent/FR1279808A/en
Application granted granted Critical
Publication of FR1279808A publication Critical patent/FR1279808A/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
    • H02H3/38—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
FR851460A 1960-02-04 1961-02-02 Distance protection for three-phase networks Expired FR1279808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR851460A FR1279808A (en) 1960-02-04 1961-02-02 Distance protection for three-phase networks

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE107160 1960-02-04
FR851460A FR1279808A (en) 1960-02-04 1961-02-02 Distance protection for three-phase networks

Publications (1)

Publication Number Publication Date
FR1279808A true FR1279808A (en) 1961-12-22

Family

ID=26189149

Family Applications (1)

Application Number Title Priority Date Filing Date
FR851460A Expired FR1279808A (en) 1960-02-04 1961-02-02 Distance protection for three-phase networks

Country Status (1)

Country Link
FR (1) FR1279808A (en)

Similar Documents

Publication Publication Date Title
FR1350700A (en) Block for the protection of moles and breakwaters
BE613543A (en) Protective edge for stairs
FR1291251A (en) Super-polyesters compositions
BE618735A (en) Separator - damper for conductors
FR1308842A (en) Protection circuits for regulator
BE612867A (en) Welding composition
FR1310546A (en) Telephone traffic concentrator
CH419603A (en) Polyolefin composition
FR1279808A (en) Distance protection for three-phase networks
FR1357381A (en) Plant protection cup
FR1280261A (en) Vehicle barrier
BE601428A (en) Connection for electric cables
FR1382056A (en) Trip lock for circuit breakers
CH391065A (en) Distance protection for three-phase networks
FR1321201A (en) Polyolefin compositions
FR1185029A (en) Protection box for electric detonators
FR1278132A (en) Connection for electric cables
FR1324775A (en) Separator-damper for conductors
FR1334031A (en) Improvements for plow workers
FR1307904A (en) Safety barrier for motorways
FR77617E (en) Connection for electric cables
FR1277793A (en) Trip circuit for controlled rectifiers
CH395268A (en) Distance protection for directly earthed three-phase networks
FR1311366A (en) Insulating plate for roofs
FR78938E (en) Fitting for jet breaker or others