When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Transfer switch - Wikipedia

    en.wikipedia.org/wiki/Transfer_switch

    A transfer switch is an electrical switch that switches a load between two sources. Some transfer switches are manual, in that an operator effects the transfer by throwing a switch, while others are automatic and trigger when they sense one of the sources has lost or gained power. An Automatic Transfer Switch (ATS) is often installed where a ...

  3. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    EMS-1 (The ITEC Electronic Modular Switch is an electronic direct control switching system. The modules are combined to form a complete switch or any of the modules can be added to your present Step-by-Step Systems.) EMS-2 (The EMS-2 RURAL SWITCH is a stored program control analog switch designed to be cost-effective in small exchanges.

  4. APC by Schneider Electric - Wikipedia

    en.wikipedia.org/wiki/APC_by_Schneider_Electric

    APC Smart-UPS is a line of smaller units intended for home and office use, available as floor-standing and rackmount versions. With the exception of the Smart-UPS Online series (SURT and SRT models), Smart-UPS units are line-interactive UPS systems, running their outputs off the inverters only when the grid power is unavailable.

  5. Automatic transfer switch - Wikipedia

    en.wikipedia.org/?title=Automatic_transfer...

    Retrieved from "https://en.wikipedia.org/w/index.php?title=Automatic_transfer_switch&oldid=182416236"

  6. Glossary of electrical and electronics engineering - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_electrical_and...

    charge transfer switch A kind of charge pump circuit. charge-coupled device An imaging sensor or data storage device that represents a signal, or pixel, by the charge stored in a capacitor and is able to move that charge from one capacitor to the next. Chebyshev filter A form of filter that has a steep frequency selective characteristic. choke

  7. Trump taps retired General Keith Kellogg for Ukraine envoy role

    www.aol.com/news/trump-eyes-retired-general...

    WASHINGTON (Reuters) -Donald Trump has tapped Keith Kellogg, a retired lieutenant general who presented him with a plan to end the war in Ukraine, to serve as a special envoy for the conflict, the ...

  8. Automatic switching system - Wikipedia

    en.wikipedia.org/wiki/Automatic_switching_system

    In data communications, an automatic switching system is a switching system in which all the operations required to execute the three phases of Information transfer transactions are automatically executed in response to signals from a user end-instrument.

  9. Rotary system - Wikipedia

    en.wikipedia.org/wiki/Rotary_system

    The Rotary semi-automatic system 7A was chosen for public experiment in October 1912 by the French Administration Postes Télégraphes Téléphones. The first semi-automatic Rotary 7A (McBerty design) was turned on in Angers in November 1915, and the second in Marseille on 19 April 1919 (Marseille-Colbert I). Only two Rotary 7A semi-automatic ...