福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)
福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)
福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)
當(dāng)變頻器出現(xiàn)缺相故障時(shí)，如何進(jìn)行檢測？

變頻器在工業(yè)應(yīng)用中廣泛使用，但在運(yùn)行過程中，缺相故障是一個(gè)常見且嚴(yán)重的問題。缺相故障不僅會影響變頻器的正常運(yùn)行，還可能導(dǎo)致電機(jī)損壞。

一、變頻器缺相故障的類型

輸入缺相：

變頻器的輸入端（R、S、T三相交流輸入）如果某一相因熔斷器或斷路器故障而斷開，就會發(fā)生輸入缺相故障。

輸出缺相：

變頻器的輸出端缺相會導(dǎo)致電機(jī)缺相運(yùn)行，電機(jī)在靜止時(shí)無法啟動(dòng)，運(yùn)行中缺相會導(dǎo)致電機(jī)電流增大1.2倍，發(fā)熱嚴(yán)重，震動(dòng)加劇，容易燒壞電機(jī)。

二、變頻器輸入缺相的檢測方法

硬件檢測：

使用硬件檢測是簡單的方法。通過檢測電容C0上的電壓高低來反映R、S、T三相輸入是否缺相。當(dāng)發(fā)生缺相時(shí)，C0上的電壓降低，光耦器件不導(dǎo)通，A點(diǎn)信號為高電平，表示缺相發(fā)生。

福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)型號

MSK030B-0900-NN-M1-UG0-NNNN

MSK030B-0900-NN-M1-UP0-NNNN

MSK030B-0900-NN-S1-UG0-NNNN

MSK030B-0900-NN-S1-UP0-NNNN

MSK030B-0900-NN-M1-UG1-NNNN

MSK030B-0900-NN-M1-UP1-NNNN

MSK030B-0900-NN-S1-UG1-NNNN

MSK030B-0900-NN-S1-UP1-NNNN

MSK050B-0450-NN-M1-UG0-NNNN

MSK050B-0450-NN-M1-UP0-NNNN

MSK050B-0450-NN-S1-UG0-NNNN

MSK050B-0450-NN-S1-UP0-NNNN

MSK050B-0450-NN-M1-UG1-NNNN

MSK050B-0450-NN-M1-UP1-NNNN

MSK050B-0450-NN-S1-UG1-NNNN

MSK050B-0450-NN-S1-UP1-NNNN

MSK05C-0300-NN-M1-UGO-NNNN

MSK05C-0300-NN-M1-UPO-NNNN

MSK05C-0300-NN-S1-UGO-NNNN

MSK05C-0300-NN-S1-UPO-NNNN

MSK05C-0300-NN-M1-UG1-NNNN

MSK05C-0300-NN-M1-UP1-NNNN

MSK05C-0300-NN-S1-UG1-NNNN

MSK05C-0300-NN-S1-UP0-NNNN

MSK060B-0600-NN-M1-UGO-NNNN

MSK060B-0600-NN-M1-UPO-NNNN

MSK060B-0600-NN-S1-UGO-NNNN

MSK060B-0600-NN-S1-UPO-NNNN

MSK060B-0600-NN-M1-UG1-NNNN

MSK060B-0600-NN-M1-UP1-NNNN

MSK060B-0600-NN-S1-UG1-NNNN

MSK060B-0600-NN-S1-UP1-NNNN

MSK060C-0600-NN-M1-UG0-NNNN

MSK060C-0600-NN-M1-UP0-NNNN

MSK060C-0600-NN-S1-UG0-NNNN

MSK060C-0600-NN-S1-UP0-NNNN

MSK060C-0600-NN-M1-UG1-NNNN

MSK060C-0600-NN-M1-UP1-NNNN

MSK060C-0600-NN-S1-UG1-NNNN

MSK060C-0600-NN-S1-UP1-NNNN

MSK076C-0300-NN-M1-UG0-NNNN

MSK076C-0300-NN-M1-UP0-NNNN

MSK076C-0300-NN-S1-UG0-NNNN

MSK076C-0300-NN-S1-UP0-NNNN

MSK076C-0300-NN-M1-UG1-NNNN

MSK076C-0300-NN-M1-UP1-NNNN

MSK076C-0300-NN-S1-UG1-NNNN

MSK076C-0300-NN-S1-UP1-NNNN

MSK071D-0300-NN-M1-UG0-NNNN

NSK071D-0300-NN-M1-UP0-NNNN

MSK071D-0300-NN-S1-UG0-NNNN

MSK071D-0300-NN-S1-UP0-NNNN

MSK071D-0450-NN-M1-UG0-NNNN

MSK071D-0450-NN-M1-UP0-NNNN

MSK071D-0450-NN-S1-UG0-NNNN

MSK071D-0450-NN-S1-UP0-NNNN

MSK101D-0200-NN-S1-AG0-NNNN

MSK101D-0200-NN-S1-BG0-NNNN

MSK101D-0200-NN-M1-AG0-NNNN

MSK101D-0200-NN-M1-BG0-NNNN

MSK101D-0300-NN-S1-AG0-NNNN

MSK101D-0300-NN-S1-BG0-NNNN

MSK101D-0300-NN-M1-AG0-NNNN

MSK101D-0300-NN-M1-BG0-NNNN

MKD090B-047-GP0-KN

MKD090B-047-GP1-KN

MKD090B-047-KP1-KN

MKD090B-047-KG1-KN

MKD090B-047-GG1-KN

MSK075D-0450-NN-S2-UG0-RNNN

MSK075D-0450-NN-S2-UP0-RNNN

MHD090B-058-PG0-UN

MHD090B-058-PP0-UN

MHD093C-035-NG0-BA

MHD093C-035-NP0-BA

MHD093B-035-NP0-AN

MHD093B-035-NG0-AN

MHD093B-035-PG1-BA

MHD093B-035-PP1-BA

MKE047B-144-KP1-BENN

MKE047B-144-KG1-BENN

MKE047B-144-KP0-BENN

MKE047B-144-KG0-BENN

福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)
福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)福州EVF9336-EVV210、創(chuàng)新驅(qū)動(dòng)