FR2705172B1 - DEVICE FOR CONTROLLING AN ELECTRICAL APPARATUS SUCH AS A CIRCUIT BREAKER. - Google Patents

DEVICE FOR CONTROLLING AN ELECTRICAL APPARATUS SUCH AS A CIRCUIT BREAKER.

Info

Publication number
FR2705172B1
FR2705172B1 FR9305581A FR9305581A FR2705172B1 FR 2705172 B1 FR2705172 B1 FR 2705172B1 FR 9305581 A FR9305581 A FR 9305581A FR 9305581 A FR9305581 A FR 9305581A FR 2705172 B1 FR2705172 B1 FR 2705172B1
Authority
FR
France
Prior art keywords
controlling
circuit breaker
electrical apparatus
electrical
breaker
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 - Fee Related
Application number
FR9305581A
Other languages
French (fr)
Other versions
FR2705172A1 (en
Inventor
Ebersohl Gerard
Pham Van Doan
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.)
Grid Solutions SAS
Original Assignee
GEC Alsthom T&D 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 GEC Alsthom T&D SA filed Critical GEC Alsthom T&D SA
Priority to FR9305581A priority Critical patent/FR2705172B1/en
Publication of FR2705172A1 publication Critical patent/FR2705172A1/en
Application granted granted Critical
Publication of FR2705172B1 publication Critical patent/FR2705172B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
    • H02H1/0069—Details of emergency protective circuit arrangements concerning transmission of signals by means of light or heat rays
    • 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
    • H02H3/02—Details
    • H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR9305581A 1993-05-10 1993-05-10 DEVICE FOR CONTROLLING AN ELECTRICAL APPARATUS SUCH AS A CIRCUIT BREAKER. Expired - Fee Related FR2705172B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9305581A FR2705172B1 (en) 1993-05-10 1993-05-10 DEVICE FOR CONTROLLING AN ELECTRICAL APPARATUS SUCH AS A CIRCUIT BREAKER.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9305581A FR2705172B1 (en) 1993-05-10 1993-05-10 DEVICE FOR CONTROLLING AN ELECTRICAL APPARATUS SUCH AS A CIRCUIT BREAKER.

Publications (2)

Publication Number Publication Date
FR2705172A1 FR2705172A1 (en) 1994-11-18
FR2705172B1 true FR2705172B1 (en) 1995-06-16

Family

ID=9446954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9305581A Expired - Fee Related FR2705172B1 (en) 1993-05-10 1993-05-10 DEVICE FOR CONTROLLING AN ELECTRICAL APPARATUS SUCH AS A CIRCUIT BREAKER.

Country Status (1)

Country Link
FR (1) FR2705172B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3305626C1 (en) * 1983-02-18 1984-03-22 Standard Elektrik Lorenz Ag, 7000 Stuttgart Window comparator
US4630218A (en) * 1983-04-22 1986-12-16 Cooper Industries, Inc. Current measuring apparatus
FR2653593B1 (en) * 1989-10-20 1995-11-24 Merlin Gerin REMOTE SWITCH WITH CURRENT LIMITING DEVICE REF. 1736.

Also Published As

Publication number Publication date
FR2705172A1 (en) 1994-11-18

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse