FR647366A - Commutateur automatique - Google Patents

Commutateur automatique

Info

Publication number
FR647366A
FR647366A FR647366DA FR647366A FR 647366 A FR647366 A FR 647366A FR 647366D A FR647366D A FR 647366DA FR 647366 A FR647366 A FR 647366A
Authority
FR
France
Prior art keywords
automatic switch
automatic
switch
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
Application number
Other languages
English (en)
Inventor
Hendrik Arend Hidde Nijland
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 FR647366A publication Critical patent/FR647366A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02J9/08—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 requiring starting of a prime-mover

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR647366D 1928-01-12 1928-01-12 Commutateur automatique Expired FR647366A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR647366T 1928-01-12

Publications (1)

Publication Number Publication Date
FR647366A true FR647366A (fr) 1928-11-23

Family

ID=9002038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR647366D Expired FR647366A (fr) 1928-01-12 1928-01-12 Commutateur automatique

Country Status (1)

Country Link
FR (1) FR647366A (fr)

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