FR2295603A1 - Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique - Google Patents

Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique

Info

Publication number
FR2295603A1
FR2295603A1 FR7442164A FR7442164A FR2295603A1 FR 2295603 A1 FR2295603 A1 FR 2295603A1 FR 7442164 A FR7442164 A FR 7442164A FR 7442164 A FR7442164 A FR 7442164A FR 2295603 A1 FR2295603 A1 FR 2295603A1
Authority
FR
France
Prior art keywords
switching means
selector switch
response
given threshold
supply voltage
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Withdrawn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
FR7442164A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7442164A priority Critical patent/FR2295603A1/fr
Publication of FR2295603A1 publication Critical patent/FR2295603A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P4/00—Arrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different electric power supplies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
    • H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
    • H02H11/007—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage involving automatic switching for adapting the protected apparatus to the supply voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Control Of Ac Motors In General (AREA)
FR7442164A 1974-12-20 1974-12-20 Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique Withdrawn FR2295603A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7442164A FR2295603A1 (fr) 1974-12-20 1974-12-20 Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7442164A FR2295603A1 (fr) 1974-12-20 1974-12-20 Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique

Publications (1)

Publication Number Publication Date
FR2295603A1 true FR2295603A1 (fr) 1976-07-16

Family

ID=9146440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442164A Withdrawn FR2295603A1 (fr) 1974-12-20 1974-12-20 Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique

Country Status (1)

Country Link
FR (1) FR2295603A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2651338A1 (fr) * 1989-08-17 1991-03-01 Fuji Xerox Co Ltd Appareil de formation d'image utilisant un circuit de commande de la tension alternative.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2651338A1 (fr) * 1989-08-17 1991-03-01 Fuji Xerox Co Ltd Appareil de formation d'image utilisant un circuit de commande de la tension alternative.

Similar Documents

Publication Publication Date Title
ATE120143T1 (de) Kraftfahrzeugversorgungsschaltung mit zwei betriebsspannungen.
KR890011181A (ko) 권선을 흐르는 전류의 크기와 방향을 제어하는 방법 및 장치
FR2295603A1 (fr) Selection et commutation automatique d'un appareil en fonction de la tension d'alimentation fournie. procede de selection et commutation automatique
JPS57183297A (en) Frequency/voltage ratio controller for inverter
ES475567A1 (es) Perfeccionamientos en los dispositivos de mando de motores electricos
ATE190776T1 (de) Stromversorgungsvorrichtung für die steuerschaltung eines leistungsschalters
ES8505495A1 (es) Perfeccionamientos en una herramienta electrica
ES408771A1 (es) Procedimiento e instalacion para el control de conmutacion de una fuente de corriente alterna por otra sobre una carga.
ATE295556T1 (de) Verfahren zum schätzen der dauer von stromversorgungsunterbrechungen in einem - elektrischen gerät mit elektronischer steuerung, insbesondere einem haushaltsge- rät ,und dieses verfahren verwendendes gerät
KR870005284A (ko) 교류 전압 제어 장치
DE69020100D1 (de) Speiseschaltung für Gleichspannungsregler mit spannungserhöhender Schaltanordnung.
ATE664T1 (de) Schaltungsanordnung zur drehrichtungsumkehr eines gleichstrommotors.
JPS57173395A (en) Dc motor control circuit for vehicle
JPS6429207A (en) Automatic voltage change-over circuit
JPS57166881A (en) Control circuit for inverter device
GB1286278A (en) Electric power controlling apparatus
JPS51121721A (en) Controlling system electric motor controller
JPS5312058A (en) Dc power controlling apparatus
ES411248A1 (es) Procedimiento y dispositivo para la alimentacion de una carga resistiva con corriente alterna bajo tensiones dife- rentes.
JPS5799031A (en) Alternating current two-wire type contactless switch
JPS5426422A (en) Low reactive power device for external commutated inverter
JPS5415117A (en) Speed control circuit for motors
SE9000606D0 (sv) Styranordning foer en elektrisk motor
JPS5534731A (en) Automatic voltage switching circuit
FR2354591A1 (fr) Regulateur de la tension a semi-conducteur

Legal Events

Date Code Title Description
ST Notification of lapse