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歐陸變頻器啟動報ACCTSFAILED維修,三相故障(3THREEPHASEFAULT),勵磁故障(FIELDFAIL), 丟失脈衝(MISSINGPULSE),過電流跳閘(OVERITRIP),速度反饋故障(SEEDFEEDBACK),
590直流調速故障seqpreready,SEQPREREADY 0XF003,OXF003 SPDFEEDBACK,spdfeedback 3PHASEFAILED三相電源故障 勵磁反饋(FIDLDFBK)編碼器(ENCODER) 勵磁故障(FIELDFAIL) 速度反饋報警(SPEEDFBKALARM) 編碼器報警直流調速三相故障(3PHASEFAILED)報警維修