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POWER CONDITIONER

申请公布号:WO2016035481(A1)

申请号:WO2015JP71434

申请日期:2015.07.29

申请公布日期:2016.03.10

申请人:
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.

发明人:MASUYAMA SHIORI;MATSUNAGA SHUNSUKE;KURITA MASANORI

分类号:H02J3/38;H02M7/48

主分类号:H02J3/38

摘要:Providing a power supply device outside leads to an increase in the cost of a system and to time-consuming maintenance. In addition, without the power supply device, discrimination using a communication state determination means is impossible. A power conditioner is equipped with: a first breaker connected to a solar cell; a second breaker connected to a power supply system; a third breaker connected to a control circuit; a control power supply circuit; and the control circuit including a breaker state detection unit for, when power from the power supply system is interrupted, holding the ON/OFF states of the first, second, and third breakers and a determination unit for determining, based on said ON/OFF states, whether there is power outage.

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