伦茨 EVF9337-EVV030控制特性
伦茨 EVF9337-EVV030控制特性
伦茨 EVF9337-EVV030控制特性
当变频器出现缺相故障时,如何进行检测?
变频器在工业应用中广泛使用,但在运行过程中,缺相故障是一个常见且严重的问题。缺相故障不仅会影响变频器的正常运行,还可能导致电机损坏。
一、变频器缺相故障的类型
输入缺相:
变频器的输入端(R、S、T三相交流输入)如果某一相因熔断器或断路器故障而断开,就会发生输入缺相故障。
输出缺相:
变频器的输出端缺相会导致电机缺相运行,电机在静止时无法启动,运行中缺相会导致电机电流增大1.2倍,发热严重,震动加剧,容易烧坏电机。
二、变频器输入缺相的检测方法
硬件检测:
使用硬件检测是简单的方法。通过检测电容C0上的电压高低来反映R、S、T三相输入是否缺相。当发生缺相时,C0上的电压降低,光耦器件不导通,A点信号为高电平,表示缺相发生。
伦茨 EVF9337-EVV030控制特性型号
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
伦茨 EVF9337-EVV030控制特性伦茨 EVF9337-EVV030控制特性
伦茨 EVF9337-EVV030控制特性伦茨 EVF9337-EVV030控制特性