| 摘要 |
<p>A power conditioner provided can store running data safely even in case where a storage means fails. The power conditioner comprises a power conversion unit (31) for converting the DC power of a power source into an AC power, a measurement operation unit (32) for operating running data by measuring a parameter relating to the power conversion by the power conversion unit (31), first and second storage units (34 and 35) for storing the running data operated by the measurement operation unit, and a data write processing unit (33) for performing a processing to write the running data in the first and second storage units (34 and 35), whereby the running data is duplexed and stored.</p> |
