| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a power converter for detecting abnormality in a communication circuit and information lines before they entirely fail, and a power generation system using it. <P>SOLUTION: The power converter 20 is a means for converting DC power into AC power, and includes a control section 23 for transmitting and receiving a communication signal between external devices 50, 60 through the information lines 70a, 70b, monitoring a voltage level of the communication signal, determining whether the voltage level is within a predetermined range, and diagnosing the abnormality in the communication in response to a determination. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
