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遠心ファンの問題、達人よろしく

2015-08-26View Original

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新しい遠心ファンで、定格出力は355kw、定格電流は690Aです。以前は手動で、プログラムを別々にデバッグしました。50Hzで動作させても正常で、電流も正常でした; 現在は80%までしか動作せず、38HZでは既に660A以上の電流が流れています。以前は電流の調整に問題はありませんでしたが、どなたかアドバイスをお願いします
Reply #22015-08-27
負荷が大きすぎるのかもしれない…………

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