FR1411747A - Improvements to protective devices against earth fault currents in power supply circuits - Google Patents

Improvements to protective devices against earth fault currents in power supply circuits

Info

Publication number
FR1411747A
FR1411747A FR981678A FR981678A FR1411747A FR 1411747 A FR1411747 A FR 1411747A FR 981678 A FR981678 A FR 981678A FR 981678 A FR981678 A FR 981678A FR 1411747 A FR1411747 A FR 1411747A
Authority
FR
France
Prior art keywords
power supply
supply circuits
earth fault
protective devices
fault currents
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
FR981678A
Other languages
French (fr)
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.)
ELECTRONIQUE ET D AUTOMATIQUE
Original Assignee
ELECTRONIQUE ET D AUTOMATIQUE
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 ELECTRONIQUE ET D AUTOMATIQUE filed Critical ELECTRONIQUE ET D AUTOMATIQUE
Priority to FR981678A priority Critical patent/FR1411747A/en
Priority to BE666215D priority patent/BE666215A/xx
Priority to CH928665A priority patent/CH445619A/en
Priority to GB2907065A priority patent/GB1118291A/en
Priority to NL6508947A priority patent/NL6508947A/xx
Priority to DK360165A priority patent/DK125450B/en
Priority to DE19651788159 priority patent/DE1788159C3/en
Priority to DE19651513295 priority patent/DE1513295B2/en
Application granted granted Critical
Publication of FR1411747A publication Critical patent/FR1411747A/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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • 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
    • H02H7/008—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 for protective arrangements according to this subclass
FR981678A 1964-07-15 1964-07-15 Improvements to protective devices against earth fault currents in power supply circuits Expired FR1411747A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR981678A FR1411747A (en) 1964-07-15 1964-07-15 Improvements to protective devices against earth fault currents in power supply circuits
BE666215D BE666215A (en) 1964-07-15 1965-06-30
CH928665A CH445619A (en) 1964-07-15 1965-07-02 Device for protecting an electrical installation against earth fault currents
GB2907065A GB1118291A (en) 1964-07-15 1965-07-08 Improvements in or relating to electrical protection devices
NL6508947A NL6508947A (en) 1964-07-15 1965-07-12
DK360165A DK125450B (en) 1964-07-15 1965-07-14 Ground fault protection device for electrical installations.
DE19651788159 DE1788159C3 (en) 1964-07-15 1965-07-15 Device for triggering a relay when a fault current occurs
DE19651513295 DE1513295B2 (en) 1964-07-15 1965-07-15 DEVICE FOR PROTECTION AGAINST THE FAULT CURRENTS OF ELECTRICAL EQUIPMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR981678A FR1411747A (en) 1964-07-15 1964-07-15 Improvements to protective devices against earth fault currents in power supply circuits

Publications (1)

Publication Number Publication Date
FR1411747A true FR1411747A (en) 1965-09-24

Family

ID=8834537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR981678A Expired FR1411747A (en) 1964-07-15 1964-07-15 Improvements to protective devices against earth fault currents in power supply circuits

Country Status (7)

Country Link
BE (1) BE666215A (en)
CH (1) CH445619A (en)
DE (1) DE1513295B2 (en)
DK (1) DK125450B (en)
FR (1) FR1411747A (en)
GB (1) GB1118291A (en)
NL (1) NL6508947A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040142A1 (en) * 1980-05-14 1981-11-18 Enertec Measured current-dependent, by this current powered signal generator, and application to current relays

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540815C2 (en) * 1975-09-12 1978-10-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Residual current circuit breaker with pulse release
DE2856316C3 (en) * 1978-12-27 1983-11-03 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Electronic tripping system for circuit breakers, in particular for residual current circuit breakers
ATA426180A (en) * 1980-08-21 1982-08-15 Biegelmeier Gottfried Fault current protection switch
DE3328084A1 (en) * 1983-08-03 1985-02-21 Siemens AG, 1000 Berlin und 8000 München Fault current protection switch
DE3537140A1 (en) * 1985-10-18 1987-04-23 Turck Werner Kg SELF-MONITORING FAULT CURRENT SWITCH
FR2653610B1 (en) * 1989-10-25 1991-12-27 Etude Realisa Disjoncteurs SELECTIVE DIFFERENTIAL SWITCH WITH FAULT CURRENT.
DE102005041238B4 (en) * 2005-08-31 2013-03-14 Envia Mitteldeutsche Energie Ag Online analyzer for locating earth faults
CN103368133B (en) * 2012-03-28 2016-08-31 施耐德电器工业公司 There is the earth leakage circuit breaker of low current fault protection between phase line

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040142A1 (en) * 1980-05-14 1981-11-18 Enertec Measured current-dependent, by this current powered signal generator, and application to current relays
FR2482803A1 (en) * 1980-05-14 1981-11-20 Enertec SIGNAL GENERATOR FUNCTIONS OF A DATA CURRENT, POWERED BY THIS CURRENT, AND APPLICATION TO CURRENT RELAYS

Also Published As

Publication number Publication date
DE1513295B2 (en) 1976-02-05
DE1513295A1 (en) 1969-07-24
NL6508947A (en) 1966-01-17
DK125450B (en) 1973-02-19
BE666215A (en) 1965-10-18
CH445619A (en) 1967-10-31
GB1118291A (en) 1968-06-26

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