DK125450B - Ground fault protection device for electrical installations. - Google Patents

Ground fault protection device for electrical installations.

Info

Publication number
DK125450B
DK125450B DK360165A DK360165A DK125450B DK 125450 B DK125450 B DK 125450B DK 360165 A DK360165 A DK 360165A DK 360165 A DK360165 A DK 360165A DK 125450 B DK125450 B DK 125450B
Authority
DK
Denmark
Prior art keywords
protection device
ground fault
fault protection
electrical installations
installations
Prior art date
Application number
DK360165A
Other languages
Danish (da)
Inventor
F Mayer
Original Assignee
Leanord
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 Leanord filed Critical Leanord
Publication of DK125450B publication Critical patent/DK125450B/en

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
DK360165A 1964-07-15 1965-07-14 Ground fault protection device for electrical installations. DK125450B (en)

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
DK125450B true DK125450B (en) 1973-02-19

Family

ID=8834537

Family Applications (1)

Application Number Title Priority Date Filing Date
DK360165A DK125450B (en) 1964-07-15 1965-07-14 Ground fault protection device for electrical installations.

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)

Families Citing this family (9)

* 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
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
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

Also Published As

Publication number Publication date
DE1513295B2 (en) 1976-02-05
DE1513295A1 (en) 1969-07-24
NL6508947A (en) 1966-01-17
FR1411747A (en) 1965-09-24
BE666215A (en) 1965-10-18
CH445619A (en) 1967-10-31
GB1118291A (en) 1968-06-26

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