| 摘要 |
PROBLEM TO BE SOLVED: To see that there is no hindrance in the detection of a single operation by an active method, in the case of connecting a plurality of power conditioners and performing a parallel operation. SOLUTION: A synchronizing signal is outputted to power conditioners 42 and 43 through a synchronizing line 14, with a preset power conditioner 41 as a key machine out of a plurality of power conditioners 41 -43 , and each power conditioner 41 -43 detects the single operation by an active method by minutely fluctuating the output synchronously with the synchronizing signal. |
