GB2018063A - A circuit breaker - Google Patents

A circuit breaker

Info

Publication number
GB2018063A
GB2018063A GB7916589A GB7916589A GB2018063A GB 2018063 A GB2018063 A GB 2018063A GB 7916589 A GB7916589 A GB 7916589A GB 7916589 A GB7916589 A GB 7916589A GB 2018063 A GB2018063 A GB 2018063A
Authority
GB
United Kingdom
Prior art keywords
circuit breaker
flowing
image
motor vehicle
current
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.)
Withdrawn
Application number
GB7916589A
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.)
Rover Co Ltd
Original Assignee
Rover Co Ltd
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 Rover Co Ltd filed Critical Rover Co Ltd
Priority to GB7916589A priority Critical patent/GB2018063A/en
Priority to FR7924878A priority patent/FR2466850A1/en
Publication of GB2018063A publication Critical patent/GB2018063A/en
Withdrawn legal-status Critical Current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
    • H02H3/08—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 excess current
    • H02H3/093—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 excess current with timing means
    • 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
    • H01H71/14—Electrothermal mechanisms
    • H01H71/142—Electrothermal mechanisms actuated due to change of magnetic permeability
    • 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
    • H02H3/18—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 reversal of direct current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/28—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured for meshed systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B60R16/0315—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for using multiplexing techniques

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

An overcurrent circuit breaker trips after a particular delay only if the current is flowing in a particular direction. A plurality of such circuit breakers may be used to provide time-graded protection of a ring distribution system (fig. 6) in a motor vehicle. <IMAGE>
GB7916589A 1978-04-04 1979-05-14 A circuit breaker Withdrawn GB2018063A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB7916589A GB2018063A (en) 1978-04-04 1979-05-14 A circuit breaker
FR7924878A FR2466850A1 (en) 1978-04-04 1979-10-05 ELECTRIC CIRCUIT BREAKER AND VEHICLE PROVIDED WITH SUCH CIRCUIT BREAKER

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1307778 1978-04-04
GB7916589A GB2018063A (en) 1978-04-04 1979-05-14 A circuit breaker
FR7924878A FR2466850A1 (en) 1978-04-04 1979-10-05 ELECTRIC CIRCUIT BREAKER AND VEHICLE PROVIDED WITH SUCH CIRCUIT BREAKER

Publications (1)

Publication Number Publication Date
GB2018063A true GB2018063A (en) 1979-10-10

Family

ID=27250957

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7916589A Withdrawn GB2018063A (en) 1978-04-04 1979-05-14 A circuit breaker

Country Status (2)

Country Link
FR (1) FR2466850A1 (en)
GB (1) GB2018063A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2341737A (en) * 1998-09-17 2000-03-22 Alstom Uk Ltd Fault protection apparatus for use in a time-graded fault protection scheme

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2341737A (en) * 1998-09-17 2000-03-22 Alstom Uk Ltd Fault protection apparatus for use in a time-graded fault protection scheme
US6373670B1 (en) 1998-09-17 2002-04-16 Alstom Uk Limited Fault protection apparatus
GB2341737B (en) * 1998-09-17 2003-03-05 Alstom Uk Ltd Fault protection apparatus

Also Published As

Publication number Publication date
FR2466850A1 (en) 1981-04-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)