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上海浩方电竞平台下载安装 代理施耐德EOCR电机保护器
上海浩方电竞平台下载安装 提醒大家,使用电动机保护器时必须注意控制线路的接线问题,以确保正常运行。一旦线路异常了也不要担心,可以通过以下几种方法排除:
1、试送投运法
主要查找剩余电动机保护器自身故障。
具体操作方法是:先切断,再将剩余电动机保护器的零序负荷侧引线全部拆除(二级、三级剩余电流动作保护器直接将出线拆除)再合保护器。若保护器仍然无法投运,则说明保护器自身故障,应予以修理或更换。
若能正常运行,则保护器本身并*,再查找配电盘或者线路。其操作方法是:先将各路出线或交流负荷切断,若不能运行则说明配电盘上有故障,应检查各路、仪表等设备是否绝缘良好,接线是否正确;若能正常运行则说明配电盘上*。当确认故障发生在外线路上时,可采用分线查找法查找故障点。
2、直观巡查法
就是巡视人员针对故障现象进行分析判断,对保护区域包括剩余电动机保护器和被保护的线路设备等进行直观巡视,从而找出故障点。巡视时应着重对线路的转角、分支、交叉跨越等复杂地段和故障点进行检查。这种方法简便易行,适用于对明显故障点的查找。如导线断线落地、拉线与导线接触及错误接线等。
3、数值比较法
就是借助对线路或设备进行测量,并把所测的数值与原数值进行比较,从而查出故障点。需要特别指出的是:当线路中性线绝缘下降或设备中性线重复接地,容易引起保护频繁跳闸,而二级保护器不跳闸。在解决二级保护器跳闸时,不应采取将相线与中性线对调的方法投运二级保护,将设备重复接地线拆除即可。
4、分线排除法
上海浩方电竞平台下载安装
建议排查线路故障点时,可以按照“先主干、再分支、后末端"的顺序,断开低压电网的各条分支线路,仅对主干线进行试送电,若主干线*,那么主干线便能正常运行。然后,再依次将分支和末端投入运行。哪条线路投入运行时电动机保护器跳闸,故障点就在哪条线路上,就可在此线路上集中查找故障点。
数码型替代表
◆型号后一位字母代码 W=WindowsType窗口型, H=Bottom Hole Type中部贯穿型, T=Terminal Type端子型,
◆FDM2, FMZ2,iFM420, iFMS, iFDM, iFMZ 订购时CABLE-RJ-xxx连接线请一起订购
◆电流80 A以上可使用外部CT。
旧品型号 | 新品型号 | 显示器 | 连接线缆 | ZCT (可选项) |
EOCR3DD-05DB EOCR3DD-60DB EOCR3DE-WRDB EOCR3DM-WRDB | EOCR3DM2-WRDBW(T) | - | - | - |
EOCR3DM2-WRDBH(T) | - | - | - | |
EOCR3DD-05DZ7 EOCR3DD-60DZ7 EOCR3DE-WRZF7 EOCR3DE-WRDZ7 EOCR3DM-WRDZ7 | EOCR3DM2-WRDUW | - | - | - |
EOCR3DM2-WRDUH | - | - | - | |
EOCRFD-05DBW(T) EOCRFD-06DBW(T) EOCRFDE-WRDBW(T) EOCRFDM-WRDBW(T) | EOCRFDM2-WRDBW | EOCR-PDM | CABLE-RJ45-xxx | - |
EOCRFDM2-WRDBH | EOCR-PDM | CABLE-RJ45-xxx | - | |
EOCRFD-05DZ7W(T) EOCRFD-60DZ7W(T) EOCRFDE-WRDF7W(T) EOCRFDM-WDZ7W(T) EOCR3DM-WDZ7W(7) | EOCRFDM2-WRDUW | EOCR-PDM | CABLE-RJ45-xxx | - |
EOCRFDM2-WRDUH | EOCR-PDM | CABLE-RJ45-xxx | - | |
EOCR3DZ-0BA(B) EOCR3DZ-60ABA(B) EOCR3EZ-WRABA EOCR3MZ-WRABA(B) | EOCR3MZ2-WRABW | - | - | ZCT-xxx |
EOCR3MZ2-WRABH | - | - | ZCT-xxx | |
EOCR3DZ-05CBA(B) EOCR3DZ-60CBA(B) EOCR3MZ-WRCBA(B) | EOCR3MZ2-WRCBW |
- |
- | ZCT-xxx |
EOCR3MZ2-WRCBH |
- |
- | ZCT-xxx | |
EOCR3DZ-0Z7A(B) EOCR3DZ-60AZ7A(B) EOCR3EZ-WRAF7Z EOCR3EZ-WRAM7A EOCR3MZ-WRAZ7W(T)A(B) | EOCR3MZ2-WRDBW |
- |
- | ZCT-xxx |
EOCR3MZ2-WRDBH |
- |
- | ZCT-xxx | |
EOCR3DZ-05CZ7A(B) EOCR3DZ-60CZ7A(B) EOCR3MZ-WRCZ7W(T)A(B) | EOCR3MZ2-WRAUW | - | - | ZCT-xxx |
EOCR3MZ2-WRAUH | - | - | ZCT-xxx | |
EOCR3DZ-05DBA(B) EOCR3DZ-60DBA(B) EOCR3MZ-WRDBA(B) | EOCR3MZ2-WRCUW | - | - | ZCT-xxx |
EOCR3MZ2-WRCUH | - | - | ZCT-xxx | |
EOCR3DZ-05DZ7A(B) EOCR3DZ-60DZ7A(B) EOCR3MZ-WRDZ7W(T)A(B) | 3EOCRMZ2-WRDUW | - | - | ZCT-xxx |
EOCR3MZ2-WRDUH | - | - | ZCT-xxx | |
EOCRFDZ-0BW(T)A(B) EOCRFDZ-60ABW(T)A(B) EOCRFEZ-WRABW(T)A EOCRFMZ-WRABW(T)A(B) | EOCRFMZ2-WRABW | EOCR-PDM | CABLE-RJ45-xxx | ZCT-xxx |
EOCRFMZ2-WRABH | ||||
EOCRFDZ-05CBW(T)A(B) EOCRFDZ-60CBW(T)A(B) EOCRFMZ-WRCBW(T)A(B) | EOCRFMZ2-WRCBW | EOCR-PDM | CABLE-RJ45-xxx | ZCT-xxx |
EOCRFMZ2-WRCBH | ||||
EOCRFDZ-05CBW(T)A(B) EOCRFDZ-60DBW(T)A(B) EOCRFMZ-WRDBW(T)A(B) | EOCRFMZ2-WRDBW | EOCR-PDM | CABLE-RJ45-xxx | ZCT-xxx |
EOCRFMZ2-WRDBW | ||||
EOCRFDZ-0Z7W(T)A(B) EOCR3DZ-60AZ7W(T)A(B) EOCRFEZ-WRAF7W(T)A EOCR3EZ-WRAM7W(T)A EOCR3MZ-WRABW(T)A(B) | EOCRFMZ2-WRAUW | EOCR-PDM | CABLE-RJ45-xxx | ZCT-xxx |
EOCRFMZ2-WRAUH | ||||
EOCRFDZ-05CZ7W(T)A(B) EOCR3DZ-60CZ7W(T)A(B) EOCRFMZ-WRCZ7W(T)A(B) | EOCRFMZ2-WRCUW | EOCR-PDM | CABLE-RJ45-xxx | ZCT-xxx |
EOCRFMZ2-WRCUH | ||||
EOCRFDZ-05DZ7W(T)A(B) EOCR3DZ-60DZ7W(T)A(B) EOCRFMZ-WRDZ7W(T)A(B) | EOCRFMZ2-WRDUW | EOCR-PDM | CABLE-RJ45-xxx | ZCT-xxx |
EOCRFMZ2-WRDUH | ||||
EOCR3D420-059 EOCR3D420-609 EOCR3E420-WR9 EOCR3M420-WR9 | EOCRi3M420-WRDBW | - | - | - |
EOCRi3M420-WRDBH | ||||
EOCR3D420-053 EOCR3D420-603 EOCR3D420-056 EOCR3D420-606 EOCR3E420-WR91 EOCR3M320-WR3 EOCR3M420-WR6 | EOCRi3M420-WRDUW |
- |
- |
- |
EOCRi3M420-WRDUH | ||||
EOCRFD420-0539 EOCRFD420-6039 EOCRFD420-0569 EOCRFD420-6069 EOCRFE420-WR91(3) EOCRFM420-WR91(3) | EOCRiFM420-WRDBW | EOCR-PDM | CABLE-RJ45-xxx | - |
EOCRiFM420-WRDBH | ||||
EOCRFD420-0531(3) EOCRFD420-6031(3) EOCRFD420-0561(3) EOCRFD420-6061(3) EOCRFE420-WR3(1) EOCRFE420-WR6(1) EOCRFM420-WR31(3) EOCRFM420-WR61(3) | EOCRiFM420-WRDUW | EOCR-PDM | CABLE-RJ45-xxx | - |
EOCRiFM420-WRDUH | EOCR-PDM | CABLE-RJ45-xxx | - | |
EOCR3DS-05DB EOCR3DS-20DB EOCR3MS-05DB EOCR3MS-20DB | EOCRi3MS-WRDBW | - | ||
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