FR77263E - Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé - Google Patents

Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé

Info

Publication number
FR77263E
FR77263E FR819895A FR819895A FR77263E FR 77263 E FR77263 E FR 77263E FR 819895 A FR819895 A FR 819895A FR 819895 A FR819895 A FR 819895A FR 77263 E FR77263 E FR 77263E
Authority
FR
France
Prior art keywords
specifically
improvements made
protection devices
phase installations
installations
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
FR819895A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Precision Mecanique Labinal SA
Original Assignee
Precision Mecanique Labinal SA
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 Precision Mecanique Labinal SA filed Critical Precision Mecanique Labinal SA
Priority to FR819895A priority Critical patent/FR77263E/fr
Application granted granted Critical
Publication of FR77263E publication Critical patent/FR77263E/fr
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
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/48—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release
    • H01H73/56—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release reset by push-button, pull-knob or slide

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
FR819895A 1960-02-29 1960-02-29 Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé Expired FR77263E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR819895A FR77263E (fr) 1960-02-29 1960-02-29 Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819895A FR77263E (fr) 1960-02-29 1960-02-29 Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé

Publications (1)

Publication Number Publication Date
FR77263E true FR77263E (fr) 1962-02-09

Family

ID=8726016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819895A Expired FR77263E (fr) 1960-02-29 1960-02-29 Perfectionnements apportés aux appareils de protection, plus spécialement pour installations en triphasé

Country Status (1)

Country Link
FR (1) FR77263E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320929A3 (fr) * 1987-12-17 1990-08-29 ABB Elettrocondutture S.p.A. Dispositif pour déclencher les contacts d'interrupteurs différentiels

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320929A3 (fr) * 1987-12-17 1990-08-29 ABB Elettrocondutture S.p.A. Dispositif pour déclencher les contacts d'interrupteurs différentiels

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