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Uninterruptible power supplies having cooled components

  • US 5,801,937 A
  • Filed: 10/16/1996
  • Issued: 09/01/1998
  • Est. Priority Date: 10/16/1996
  • Status: Expired due to Fees
First Claim
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1. An uninterruptible power supply system, comprising:

  • a primary AC power supply;

    an input transformer connected to the primarily AC power supply;

    a transfer switch connected to the input transformer;

    an output transformer connected to the transfer switch and connected to deliver a first portion of the primary AC power supply to a load under predetermined conditions;

    rectification means connected to the input transformer;

    an inverter connected to the rectification means and connected to deliver a second portion of the primary AC power supply to a load through the output transformer under predetermined conditions;

    cooling means for maintaining the inverter within a predetermined temperature range;

    at least one electronic switch connected to the inverter; and

    energy storage means connected to the at least one electronic switch and connected to deliver power to the inverter under predetermined conditions.

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