CH247129A - Emergency power supply device for mains-fed telecommunications systems. - Google Patents

Emergency power supply device for mains-fed telecommunications systems.

Info

Publication number
CH247129A
CH247129A CH247129DA CH247129A CH 247129 A CH247129 A CH 247129A CH 247129D A CH247129D A CH 247129DA CH 247129 A CH247129 A CH 247129A
Authority
CH
Switzerland
Prior art keywords
mains
fed
power supply
supply device
emergency power
Prior art date
Application number
Other languages
German (de)
Inventor
Fides Gesellschaft Beschraenk
Original Assignee
Fides Gmbh
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 Fides Gmbh filed Critical Fides Gmbh
Publication of CH247129A publication Critical patent/CH247129A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/10—Current supply arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Power Engineering (AREA)
CH247129D 1944-03-29 1945-03-27 Emergency power supply device for mains-fed telecommunications systems. CH247129A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE247129X 1944-03-29

Publications (1)

Publication Number Publication Date
CH247129A true CH247129A (en) 1947-02-15

Family

ID=5935277

Family Applications (1)

Application Number Title Priority Date Filing Date
CH247129D CH247129A (en) 1944-03-29 1945-03-27 Emergency power supply device for mains-fed telecommunications systems.

Country Status (1)

Country Link
CH (1) CH247129A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954174C (en) * 1952-02-24 1956-12-13 Licentia Gmbh Emergency power supply via power converter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954174C (en) * 1952-02-24 1956-12-13 Licentia Gmbh Emergency power supply via power converter

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