BE595274A - Safety switch for protection against electric leakage currents. - Google Patents

Safety switch for protection against electric leakage currents.

Info

Publication number
BE595274A
BE595274A BE595274A BE595274A BE595274A BE 595274 A BE595274 A BE 595274A BE 595274 A BE595274 A BE 595274A BE 595274 A BE595274 A BE 595274A BE 595274 A BE595274 A BE 595274A
Authority
BE
Belgium
Prior art keywords
protection against
electric leakage
safety switch
leakage currents
against electric
Prior art date
Application number
BE595274A
Other languages
French (fr)
Inventor
Jacques Morel
Robert Moser
Original Assignee
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
Application filed by Jacques Morel, Robert Moser filed Critical Jacques Morel
Publication of BE595274A publication Critical patent/BE595274A/en

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)
BE595274A 1959-10-02 1960-09-21 Safety switch for protection against electric leakage currents. BE595274A (en)

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
BE595274A true BE595274A (en) 1961-01-16

Family

ID=8719765

Family Applications (1)

Application Number Title Priority Date Filing Date
BE595274A BE595274A (en) 1959-10-02 1960-09-21 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)

Families Citing this family (16)

* 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
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
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
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
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

Also Published As

Publication number Publication date
NL110540C (en)
US3214638A (en) 1965-10-26
FR1246800A (en) 1960-11-25
GB962658A (en) 1964-07-01
ES261758A1 (en) 1960-12-16
DE1140634B (en) 1962-12-06
CH366588A (en) 1963-01-15
NL256426A (en)

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