Arrangement for an uninterruptible power supply
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United States of America Patent
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N/A
Issued Date -
Jul 12, 2012
app pub date -
Feb 24, 2012
filing date -
Dec 1, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An uninterruptible power supply with a rectifier, energy store for storing electrical energy, inverter, switching means and a controller is provided. The rectifier is connected to a rectifier input to a supply grid (AC1), wherein the energy store is connected to a rectifier output and to an inverter input of the inverter. A network (AC3) or load to be protected is connected to an inverter output of the inverter. The rectifier input or a supply grid (AC2) is connected via the switching means to the inverter output. The rectifier, the inverter and the switching means are controlled by the controller. The arrangement includes means for supplying auxiliary current. Each means for supplying auxiliary current is connected with an input for the supplying auxiliary current to the first control part and an input for supplying auxiliary current to the second control part, for supplying the control parts with electric energy.
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