FR1129028A - Appareil de protection contre le danger d'électrocution par mise à la masse accidentelle - Google Patents

Appareil de protection contre le danger d'électrocution par mise à la masse accidentelle

Info

Publication number
FR1129028A
FR1129028A FR1129028DA FR1129028A FR 1129028 A FR1129028 A FR 1129028A FR 1129028D A FR1129028D A FR 1129028DA FR 1129028 A FR1129028 A FR 1129028A
Authority
FR
France
Prior art keywords
electrocution
danger
protection against
accidental grounding
accidental
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
Other languages
English (en)
French (fr)
Inventor
Jean-Louis Domecq
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 filed Critical
Application granted granted Critical
Publication of FR1129028A publication Critical patent/FR1129028A/fr
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
    • H02H3/16—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)
FR1129028D 1955-05-23 1955-05-23 Appareil de protection contre le danger d'électrocution par mise à la masse accidentelle Expired FR1129028A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1129028A true FR1129028A (fr) 1957-01-15

Family

ID=9636570

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1129028D Expired FR1129028A (fr) 1955-05-23 1955-05-23 Appareil de protection contre le danger d'électrocution par mise à la masse accidentelle
FR69823D Expired FR69823E (fr) 1955-05-23 1956-05-22 Appareil de protection contre le danger d'électrocution par mise à la masse accidentelle

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR69823D Expired FR69823E (fr) 1955-05-23 1956-05-22 Appareil de protection contre le danger d'électrocution par mise à la masse accidentelle

Country Status (4)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628260B1 (fr) * 1988-03-04 1990-07-20 Telemecanique Electrique Appareil de protection a contacts commandables par un electroaimant
CN102420074A (zh) * 2011-11-24 2012-04-18 浙江新安江开关有限公司 真空接触器的电动合分闸装置

Also Published As

Publication number Publication date
BE548021A (it)
FR69823E (fr) 1958-12-30
CH339979A (fr) 1959-07-31
GB835019A (en) 1960-05-18

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