| 摘要 |
A power conversion apparatus includes a first DC converter to convert an AC voltage from an AC power source into a DC voltage and correct a power factor, a light emitting load to emit light under a predetermined DC voltage, a second DC converter to electrically insulate the first DC converter and the light emitting load from each other, convert the DC voltage from the first DC converter into the predetermined DC voltage, and supply the predetermined DC voltage to the light emitting load, a plurality of loads to operate under low DC voltages, and a third DC converter to electrically insulate the first DC converter and the plurality of loads from each other, convert the DC voltage from the first DC converter into low DC voltages, and supply the low DC voltages to the plurality of loads.
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