CH339979A - Electromechanical protection device, earth detector and earth connector - Google Patents

Electromechanical protection device, earth detector and earth connector

Info

Publication number
CH339979A
CH339979A CH339979DA CH339979A CH 339979 A CH339979 A CH 339979A CH 339979D A CH339979D A CH 339979DA CH 339979 A CH339979 A CH 339979A
Authority
CH
Switzerland
Prior art keywords
earth
protection device
connector
detector
electromechanical protection
Prior art date
Application number
Other languages
French (fr)
Inventor
Domecq Jean-Louis
Original Assignee
Domecq Jean Louis
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 Domecq Jean Louis filed Critical Domecq Jean Louis
Publication of CH339979A publication Critical patent/CH339979A/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
    • H02H3/16—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
    • H02H3/162—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 for AC systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/02—Non-polarised relays
    • H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
    • H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
    • H01H51/10—Contacts retained open or closed by a latch which is controlled by an electromagnet
    • 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
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
CH339979D 1955-05-23 1956-05-24 Electromechanical protection device, earth detector and earth connector CH339979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1129028T 1955-05-23

Publications (1)

Publication Number Publication Date
CH339979A true CH339979A (en) 1959-07-31

Family

ID=9636570

Family Applications (1)

Application Number Title Priority Date Filing Date
CH339979D CH339979A (en) 1955-05-23 1956-05-24 Electromechanical protection device, earth detector and earth connector

Country Status (4)

Country Link
BE (1) BE548021A (en)
CH (1) CH339979A (en)
FR (2) FR1129028A (en)
GB (1) GB835019A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628260B1 (en) * 1988-03-04 1990-07-20 Telemecanique Electrique PROTECTIVE APPARATUS WITH CONTROLLERS CONTROLLABLE BY AN ELECTROMAGNET
CN102420074A (en) * 2011-11-24 2012-04-18 浙江新安江开关有限公司 Electric switching device of vacuum contactor

Also Published As

Publication number Publication date
BE548021A (en)
GB835019A (en) 1960-05-18
FR69823E (en) 1958-12-30
FR1129028A (en) 1957-01-15

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