BE881798A - Systeme de protection d'une machine couplee a un reseau electrique - Google Patents

Systeme de protection d'une machine couplee a un reseau electrique

Info

Publication number
BE881798A
BE881798A BE0/199454A BE199454A BE881798A BE 881798 A BE881798 A BE 881798A BE 0/199454 A BE0/199454 A BE 0/199454A BE 199454 A BE199454 A BE 199454A BE 881798 A BE881798 A BE 881798A
Authority
BE
Belgium
Prior art keywords
protection system
electrical network
machine coupled
coupled
machine
Prior art date
Application number
BE0/199454A
Other languages
English (en)
Inventor
G Dechelette
Original Assignee
Hennequin & Cie 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 Hennequin & Cie Sa filed Critical Hennequin & Cie Sa
Publication of BE881798A publication Critical patent/BE881798A/fr

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
    • H02H3/44—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 the rate of change of electrical quantities
    • 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
    • H02H3/24—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 undervoltage or no-voltage
BE0/199454A 1979-02-20 1980-02-19 Systeme de protection d'une machine couplee a un reseau electrique BE881798A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7904776A FR2449993A1 (fr) 1979-02-20 1979-02-20 Systeme de protection d'une machine couplee a un reseau electrique

Publications (1)

Publication Number Publication Date
BE881798A true BE881798A (fr) 1980-06-16

Family

ID=9222421

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/199454A BE881798A (fr) 1979-02-20 1980-02-19 Systeme de protection d'une machine couplee a un reseau electrique

Country Status (3)

Country Link
BE (1) BE881798A (fr)
FR (1) FR2449993A1 (fr)
IT (1) IT1126945B (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3213323A (en) * 1962-10-16 1965-10-19 Westinghouse Electric Corp Breaker tripping signal circuit
BE662938A (fr) * 1965-04-23 1965-10-25 Acec Relais détecteur de courts-circuits sur des lignes de traction à courant continu
DE1538416B2 (de) * 1966-12-08 1970-05-27 Calor-Emag Elektrizitäts-Aktiengesellschaft, 4030 Ratingen Auslöseeinrichtung für Schnellschaltgeräte
US3673455A (en) * 1970-11-18 1972-06-27 Gen Electric High speed sensor for initiating circuit breaker tripping
FR2255608A1 (en) * 1973-12-21 1975-07-18 Auray Didier Rapid detection system for short circuits - determines current curve curvature to detect short circuits

Also Published As

Publication number Publication date
FR2449993A1 (fr) 1980-09-19
FR2449993B1 (fr) 1983-02-11
IT1126945B (it) 1986-05-21
IT8047928A0 (it) 1980-02-18

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ETS HENNEQUIN ET CIE

Effective date: 19860228