FR1246800A - Safety switch for protection against electric leakage currents - Google Patents

Safety switch for protection against electric leakage currents

Info

Publication number
FR1246800A
FR1246800A FR806618A FR806618A FR1246800A FR 1246800 A FR1246800 A FR 1246800A FR 806618 A FR806618 A FR 806618A FR 806618 A FR806618 A FR 806618A FR 1246800 A FR1246800 A FR 1246800A
Authority
FR
France
Prior art keywords
protection against
electric leakage
safety switch
leakage currents
against electric
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
FR806618A
Other languages
French (fr)
Inventor
Jacques Morel
Robert Moser
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
Priority to NL110540D priority Critical patent/NL110540C/xx
Priority to NL256426D priority patent/NL256426A/xx
Application filed filed Critical
Priority to FR806618A priority patent/FR1246800A/en
Priority to BE595274A priority patent/BE595274A/en
Priority to US58427A priority patent/US3214638A/en
Priority to DEM46684A priority patent/DE1140634B/en
Priority to GB33448/60A priority patent/GB962658A/en
Priority to ES0261758A priority patent/ES261758A1/en
Priority to CH1106660A priority patent/CH366588A/en
Application granted granted Critical
Publication of FR1246800A publication Critical patent/FR1246800A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/167—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 fault current to earth, frame or mass combined with other earth-fault protective arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR806618A 1959-10-02 1959-10-02 Safety switch for protection against electric leakage currents Expired FR1246800A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL110540D NL110540C (en) 1959-10-02
NL256426D NL256426A (en) 1959-10-02
FR806618A FR1246800A (en) 1959-10-02 1959-10-02 Safety switch for protection against electric leakage currents
BE595274A BE595274A (en) 1959-10-02 1960-09-21 Safety switch for protection against electric leakage currents.
US58427A US3214638A (en) 1959-10-02 1960-09-26 Ground responsive protective system
DEM46684A DE1140634B (en) 1959-10-02 1960-09-28 Safety switch for protection against electrical leakage currents
GB33448/60A GB962658A (en) 1959-10-02 1960-09-29 Safety means for protection against leakage currents
ES0261758A ES261758A1 (en) 1959-10-02 1960-09-29 Ground responsive protective system
CH1106660A CH366588A (en) 1959-10-02 1960-09-30 Device for protecting an electrical installation against leakage currents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR806618A FR1246800A (en) 1959-10-02 1959-10-02 Safety switch for protection against electric leakage currents

Publications (1)

Publication Number Publication Date
FR1246800A true FR1246800A (en) 1960-11-25

Family

ID=8719765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR806618A Expired FR1246800A (en) 1959-10-02 1959-10-02 Safety switch for protection against electric leakage currents

Country Status (8)

Country Link
US (1) US3214638A (en)
BE (1) BE595274A (en)
CH (1) CH366588A (en)
DE (1) DE1140634B (en)
ES (1) ES261758A1 (en)
FR (1) FR1246800A (en)
GB (1) GB962658A (en)
NL (2) NL110540C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444359A1 (en) * 1978-12-12 1980-07-11 Barthelemy Louis Power equipment circuit for electrocution protection - overcomes sensitivity problems by measuring imbalance between abnormal earth leakage currents, power input and power output currents
FR2454198A2 (en) * 1979-04-09 1980-11-07 Osmond Max Enhanced sensitivity earth leakage cut=out - has toroidal transformer with differential line and neutral windings

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280375A (en) * 1963-01-17 1966-10-18 Ite Circuit Breaker Ltd Tripping device
AT258340B (en) * 1963-05-31 1967-11-27 Benno Palatini Device for electrical heating of extensive coverings
AT251631B (en) * 1963-09-16 1967-01-10 Herbert Dipl Ing Pferschy Device for heating floor surfaces
US3376477A (en) * 1965-12-06 1968-04-02 Hubbell Inc Harvey Protective circuit
US3374398A (en) * 1966-01-07 1968-03-19 Sanders Associates Inc Magnetic circuit protective device
AT259054B (en) * 1966-01-25 1967-12-27 Uninorm Anstalt Residual current circuit breaker with additional overcurrent release
US3407337A (en) * 1966-11-15 1968-10-22 Purex Corp Ltd Leak detector for swimming pool lights and the like
US3473091A (en) * 1967-04-14 1969-10-14 Hubbell Inc Harvey Ground leakage differential protective apparatus
US3506906A (en) * 1967-12-18 1970-04-14 Rucker Co Ground fault circuit interrupter with inadvertent ground sensor
US3753205A (en) * 1971-06-07 1973-08-14 Wiggins Inc E Coupler device for tubing ends providing mechanical and electrical connections therewith
US3864581A (en) * 1973-01-22 1975-02-04 Varahur Srinivas Satyanarayana Shock prevention device
DE2912196C2 (en) * 1979-03-28 1981-10-08 Lueder, Holger, Dr. phil., 8990 Lindau Device for homogeneous radiation air conditioning of a room enclosed on all sides, in particular a tepidarium
US4707759A (en) * 1985-02-27 1987-11-17 Bodkin Lawrence E Universal fault circuit interrupter
CN101573770A (en) * 2006-05-12 2009-11-04 大人工河改造建造公司 Description electro-ageeb electrical safety device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1667655A (en) * 1924-10-03 1928-04-24 Reyrolle A & Co Ltd Controlling or tripping apparatus for alternating-current electric circuits
US1776130A (en) * 1927-10-19 1930-09-16 Gen Electric Protection of electric circuits
GB350751A (en) * 1930-07-01 1931-06-18 Paul Berger Improvements in protective cut-out devices for electrical installations
GB429503A (en) * 1933-11-23 1935-05-23 Reyrolle A & Co Ltd Improvements in or relating to earthing arrangements for electric apparatus
FR900437A (en) * 1942-11-20 1945-06-28 Hermes Patentverwertungs Gmbh Contact protection for electrical devices
GB648207A (en) * 1948-12-16 1951-01-03 British Insulated Callenders Improvements in protective devices for electric circuits
DE1053639B (en) * 1956-08-13 1959-03-26 August Stuke Circuit arrangement for the protection of electrical systems

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444359A1 (en) * 1978-12-12 1980-07-11 Barthelemy Louis Power equipment circuit for electrocution protection - overcomes sensitivity problems by measuring imbalance between abnormal earth leakage currents, power input and power output currents
FR2454198A2 (en) * 1979-04-09 1980-11-07 Osmond Max Enhanced sensitivity earth leakage cut=out - has toroidal transformer with differential line and neutral windings

Also Published As

Publication number Publication date
NL110540C (en)
US3214638A (en) 1965-10-26
GB962658A (en) 1964-07-01
ES261758A1 (en) 1960-12-16
DE1140634B (en) 1962-12-06
BE595274A (en) 1961-01-16
CH366588A (en) 1963-01-15
NL256426A (en)

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