FR1553951A - - Google Patents

Info

Publication number
FR1553951A
FR1553951A FR1553951DA FR1553951A FR 1553951 A FR1553951 A FR 1553951A FR 1553951D A FR1553951D A FR 1553951DA FR 1553951 A FR1553951 A FR 1553951A
Authority
FR
France
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
French (fr)
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 FR1553951A publication Critical patent/FR1553951A/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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
    • H01H43/30—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action
    • 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
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part
    • H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements
    • H01H71/323—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements with rotatable armature
    • 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
    • H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR1553951D 1967-12-06 1967-12-06 Expired FR1553951A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR131242 1967-12-06

Publications (1)

Publication Number Publication Date
FR1553951A true FR1553951A (en) 1969-01-17

Family

ID=8642841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1553951D Expired FR1553951A (en) 1967-12-06 1967-12-06

Country Status (1)

Country Link
FR (1) FR1553951A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199218A1 (en) * 1972-09-08 1974-04-05 Telemecanique Electrique
FR2442525A1 (en) * 1978-11-21 1980-06-20 App Electr Differential transformer for detecting earth currents - controls biassed relay with parallel diode for short-circuiting HF parasitic signals
DE2856316A1 (en) * 1978-12-27 1980-07-03 Felten & Guilleaume Carlswerk ELECTRONIC RELEASE SYSTEM, ESPECIALLY FOR RECTIFIER CIRCUIT BREAKERS
EP0113026A1 (en) * 1982-12-02 1984-07-11 Siemens Aktiengesellschaft Earth leakage circuit breaker
BE1005313A5 (en) * 1988-04-18 1993-06-29 Bassani Spa Stall minimum tension device.

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199218A1 (en) * 1972-09-08 1974-04-05 Telemecanique Electrique
FR2442525A1 (en) * 1978-11-21 1980-06-20 App Electr Differential transformer for detecting earth currents - controls biassed relay with parallel diode for short-circuiting HF parasitic signals
DE2856316A1 (en) * 1978-12-27 1980-07-03 Felten & Guilleaume Carlswerk ELECTRONIC RELEASE SYSTEM, ESPECIALLY FOR RECTIFIER CIRCUIT BREAKERS
FR2445603A1 (en) * 1978-12-27 1980-07-25 Felten & Guilleaume Carlswerk ELECTRONIC MOUNTING OF CIRCUIT BREAKDOWN
EP0113026A1 (en) * 1982-12-02 1984-07-11 Siemens Aktiengesellschaft Earth leakage circuit breaker
BE1005313A5 (en) * 1988-04-18 1993-06-29 Bassani Spa Stall minimum tension device.

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Legal Events

Date Code Title Description
ST Notification of lapse