<bdo id="2fwpw"></bdo><noframes id="2fwpw"><delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><bdo id="2fwpw"></bdo><delect id="2fwpw"></delect><delect id="2fwpw"><bdo id="2fwpw"></bdo></delect><noframes id="2fwpw"><noframes id="2fwpw"><delect id="2fwpw"><delect id="2fwpw"></delect></delect><rt id="2fwpw"></rt><delect id="2fwpw"></delect><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo> <bdo id="2fwpw"><rt id="2fwpw"></rt></bdo><noframes id="2fwpw"><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo><delect id="2fwpw"><rt id="2fwpw"></rt></delect><rt id="2fwpw"><rt id="2fwpw"></rt></rt><bdo id="2fwpw"><bdo id="2fwpw"></bdo></bdo><rt id="2fwpw"></rt><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><delect id="2fwpw"><noframes id="2fwpw"><noframes id="2fwpw"> <delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><noframes id="2fwpw"><noframes id="2fwpw">
songsuan
級別: 探索解密
精華主題: 0
發(fā)帖數量: 16 個(gè)
工控威望: 145 點(diǎn)
下載積分: 602 分
在線(xiàn)時(shí)間: 8(小時(shí))
注冊時(shí)間: 2013-08-01
最后登錄: 2013-08-19
查看songsuan的 主題 / 回貼
樓主  發(fā)表于: 2013-08-01 13:05
我的印刷機換了個(gè)11KW的變頻器，需要制動(dòng)，賣(mài)了制動(dòng)單元，但是制動(dòng)單元不工作，因為變頻器直流母線(xiàn)上的電壓在機器運轉時(shí)是560V，急停時(shí)還是還是560V，制動(dòng)單元工作的最低電壓是達到630V，所以沒(méi)有制動(dòng)，停車(chē)時(shí)機器是有慣性的電壓應該會(huì )升高��！不知道是什么原因？
fffsjm
級別: 家園�？�
精華主題: 0
發(fā)帖數量: 568 個(gè)
工控威望: 771 點(diǎn)
下載積分: 2071 分
在線(xiàn)時(shí)間: 641(小時(shí))
注冊時(shí)間: 2009-02-28
最后登錄: 2022-04-14
查看fffsjm的 主題 / 回貼
1樓  發(fā)表于: 2013-08-01 20:28
你管它只要不報障就行

国产精品碰碰现在自|超碰香蕉人人网99精品|人妻无码一区二区19p|久久久噜噜噜久久中文字幕|亚洲va中文字幕无码
<bdo id="2fwpw"></bdo><noframes id="2fwpw"><delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><bdo id="2fwpw"></bdo><delect id="2fwpw"></delect><delect id="2fwpw"><bdo id="2fwpw"></bdo></delect><noframes id="2fwpw"><noframes id="2fwpw"><delect id="2fwpw"><delect id="2fwpw"></delect></delect><rt id="2fwpw"></rt><delect id="2fwpw"></delect><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo> <bdo id="2fwpw"><rt id="2fwpw"></rt></bdo><noframes id="2fwpw"><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo><delect id="2fwpw"><rt id="2fwpw"></rt></delect><rt id="2fwpw"><rt id="2fwpw"></rt></rt><bdo id="2fwpw"><bdo id="2fwpw"></bdo></bdo><rt id="2fwpw"></rt><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><delect id="2fwpw"><noframes id="2fwpw"><noframes id="2fwpw"> <delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><noframes id="2fwpw"><noframes id="2fwpw">