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電機(jī)從100000轉(zhuǎn)開始,進(jìn)行多次減速加速運(yùn)轉(zhuǎn)時(shí)的波形,可見,在加減速時(shí)間為10s的情形下,由于減速時(shí)電機(jī)回升能量造成變頻器直流母線電壓上升,觸發(fā)變頻器過(guò)電壓失速防止功能,直流母線電壓達(dá)到失速防止準(zhǔn)位時(shí),輸出頻率停止減小,電壓恢復(fù)正常時(shí),輸出頻率才繼續(xù)接近給定頻率,說(shuō)明變頻器的失速保護(hù)功能能夠有效的控制變頻器輸出,防止失速,保證了設(shè)備的安全正常運(yùn)轉(zhuǎn)。
臺(tái)達(dá)C200變頻器的高頻版本支持3333.3Hz高頻輸出,驅(qū)動(dòng)高速電主軸的典型應(yīng)用,能夠完全滿足機(jī)床、加工中心對(duì)主軸系統(tǒng)的速度要求,進(jìn)一步拓寬了C系列變頻器在機(jī)床行業(yè)的應(yīng)用范圍。
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