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  2. Transfer switch - Wikipedia

    en.wikipedia.org/wiki/Transfer_switch

    3-phase transfer switch single-line diagram Intelligent 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.

  3. ASCO Power Technologies - Wikipedia

    en.wikipedia.org/wiki/ASCO_Power_Technologies

    With over 1400 employees and 500,000 square feet of manufacturing floor space, it is the world's largest manufacturer of power transfer switches. ASCO Power Technologies was founded in 1888 and developed the first commercially available automatic transfer switch in 1920.

  4. Switch - Wikipedia

    en.wikipedia.org/wiki/Switch

    Serial switch or two-circuit switch [citation needed] DPST (2P1T) Double pole, single throw: Double pole: Double pole: Equivalent to two SPST switches controlled by a single mechanism. DPDT (2P2T) Double pole, double throw: Equivalent to two SPDT switches controlled by a single mechanism. DPCO: Double pole changeover or double pole, centre off

  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. Recloser - Wikipedia

    en.wikipedia.org/wiki/Recloser

    In electric power distribution, automatic circuit reclosers (ACRs) are a class of switchgear designed for use on overhead electricity distribution networks to detect and interrupt transient faults. Also known as reclosers or autoreclosers , ACRs are essentially rated circuit breakers with integrated current and voltage sensors and a protection ...

  7. Autotransformer - Wikipedia

    en.wikipedia.org/wiki/Autotransformer

    Single-phase tapped autotransformer with an output voltage range of 40–115% of input In electrical engineering, an autotransformer is an electrical transformer with only one winding . The " auto " (Greek for "self") prefix refers to the single coil acting alone.

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